stimulus generalization

Summary

Summary: The tendency to react to stimuli that are different from, but somewhat similar to, the stimulus used as a conditioned stimulus.

Top Publications

  1. ncbi Exemplar and prototype models revisited: response strategies, selective attention, and stimulus generalization
    Robert M Nosofsky
    J Exp Psychol Learn Mem Cogn 28:924-40. 2002
  2. ncbi Training of somatosensory discrimination after stroke: facilitation of stimulus generalization
    Leeanne M Carey
    National Stroke Research Institute, Heidelberg West, Victoria, Australia
    Am J Phys Med Rehabil 84:428-42. 2005
  3. pmc Failure to find evidence of stimulus generalization within pictorial categories in pigeons
    Jennifer E Sutton
    Department of Psychology, University of Western Ontario, London, Ontario, Canada
    J Exp Anal Behav 78:333-43. 2002
  4. ncbi Different thresholds for detection and discrimination of odors in the honey bee (Apis mellifera)
    Geraldine A Wright
    Department of Entomology, Ohio State University, Columbus, Ohio 43210, USA
    Chem Senses 29:127-35. 2004
  5. ncbi Contextual modulation of stimulus generalization in rats
    James Close
    School of Psychology, Cardiff University, Cardiff, United Kingdom
    J Exp Psychol Anim Behav Process 35:509-15. 2009
  6. pmc Stimulus control topographies and tests of symmetry in pigeons
    Karen M Lionello-DeNolf
    Purdue University, USA
    J Exp Anal Behav 78:467-95. 2002
  7. ncbi Latent timing in human conditioned avoidance
    Mikaël Molet
    Unite de Formation et de Recherche de Psychologie, University of Lille 3, France
    J Exp Psychol Anim Behav Process 33:476-83. 2007
  8. ncbi It's a sign of the kind: gestures and words guide infants' inductive inferences
    Susan A Graham
    Department of Psychology, University of Calgary, Calgary, Alberta T2N 1N4, Canada
    Dev Psychol 43:1111-23. 2007
  9. ncbi Brief communication: the role of category structure in determining the effects of stimulus preexposure on categorization accuracy
    A J Wills
    University of Exeter, Exeter, UK
    Q J Exp Psychol B 57:79-88. 2004
  10. ncbi When induction meets memory: evidence for gradual transition from similarity-based to category-based induction
    Anna V Fisher
    Center for Cognitive Science, The Ohio State University, Columbus, 43210, USA
    Child Dev 76:583-97. 2005

Research Grants

Detail Information

Publications212 found, 100 shown here

  1. ncbi Exemplar and prototype models revisited: response strategies, selective attention, and stimulus generalization
    Robert M Nosofsky
    J Exp Psychol Learn Mem Cogn 28:924-40. 2002
    ..s experimental results. Furthermore, the exemplar model predicts classification performance better than the prototype models when novel transfer stimuli are included in the experimental designs...
  2. ncbi Training of somatosensory discrimination after stroke: facilitation of stimulus generalization
    Leeanne M Carey
    National Stroke Research Institute, Heidelberg West, Victoria, Australia
    Am J Phys Med Rehabil 84:428-42. 2005
    ..We therefore investigated spontaneous and procedurally facilitated transfer of training effects within the somatosensory domain after stroke...
  3. pmc Failure to find evidence of stimulus generalization within pictorial categories in pigeons
    Jennifer E Sutton
    Department of Psychology, University of Western Ontario, London, Ontario, Canada
    J Exp Anal Behav 78:333-43. 2002
    ..These findings argue against a process of automatic stimulus generalization within natural categories and in favor of the position that category distinctions are not made until ..
  4. ncbi Different thresholds for detection and discrimination of odors in the honey bee (Apis mellifera)
    Geraldine A Wright
    Department of Entomology, Ohio State University, Columbus, Ohio 43210, USA
    Chem Senses 29:127-35. 2004
    ....
  5. ncbi Contextual modulation of stimulus generalization in rats
    James Close
    School of Psychology, Cardiff University, Cardiff, United Kingdom
    J Exp Psychol Anim Behav Process 35:509-15. 2009
    ..Experiment 2 confirmed and extended these findings. These results provide support for the connectionist analysis outlined above and are consistent with the application of this approach to the acquired equivalence/distinctiveness of cues...
  6. pmc Stimulus control topographies and tests of symmetry in pigeons
    Karen M Lionello-DeNolf
    Purdue University, USA
    J Exp Anal Behav 78:467-95. 2002
    ....
  7. ncbi Latent timing in human conditioned avoidance
    Mikaël Molet
    Unite de Formation et de Recherche de Psychologie, University of Lille 3, France
    J Exp Psychol Anim Behav Process 33:476-83. 2007
    ..These results show that participants time both S+ and S- signals in human conditioned avoidance, and they further suggest that the timing of a cue is independent of reinforcement...
  8. ncbi It's a sign of the kind: gestures and words guide infants' inductive inferences
    Susan A Graham
    Department of Psychology, University of Calgary, Calgary, Alberta T2N 1N4, Canada
    Dev Psychol 43:1111-23. 2007
    ..By 22-months of age, infants treat words as a privileged referential form when making inductive inferences...
  9. ncbi Brief communication: the role of category structure in determining the effects of stimulus preexposure on categorization accuracy
    A J Wills
    University of Exeter, Exeter, UK
    Q J Exp Psychol B 57:79-88. 2004
    ..The results are predicted by salience reduction accounts of perceptual learning but may be problematic for stimulus differentiation accounts...
  10. ncbi When induction meets memory: evidence for gradual transition from similarity-based to category-based induction
    Anna V Fisher
    Center for Cognitive Science, The Ohio State University, Columbus, 43210, USA
    Child Dev 76:583-97. 2005
    ..With novel categories, even adults performed similarity-based induction, exhibiting high memory accuracy (Experiment 4). These results suggest a gradual transition from similarity- to category-based induction with familiar categories...
  11. ncbi Do discrimination tasks discourage multi-dimensional stimulus processing? Evidence from a cross-modal object discrimination in rats
    Kathryn J Jeffery
    Institute of Behavioural Neuroscience, Department of Psychology, University College London, 26 Bedford Way, London WC1H OAP, UK
    Behav Brain Res 183:213-21. 2007
    ..Instead, more natural tasks such as spontaneous exploration may be preferable...
  12. pmc Hold your horses: how exposure to different items influences infant categorization
    Kristine A Kovack-Lesh
    Department of Psychology, University of Iowa, Iowa City, IA 52242, USA
    J Exp Child Psychol 98:69-93. 2007
    ..These results are discussed in terms of how exposure to collections of different items, and how opportunities to compare items, influences infants' categorization...
  13. pmc A procedure for generating differential "sample" responding without different exteroceptive stimuli
    Karen M Lionello-DeNolf
    Purdue University, USA
    J Exp Anal Behav 79:21-35. 2003
    ..This "unsignaled response" procedure may be useful for assessing whether differential responses can be members of acquired equivalence classes...
  14. ncbi Fruits and vegetables categorized: an application of the generalized context model
    Tim Smits
    University of Leuven, Leuven, Belgium
    Psychon Bull Rev 9:836-44. 2002
    ....
  15. ncbi The influence of comparison between similar stimuli on the effectiveness of their unique features
    Andrés S Lombas
    Facultad de Psicologia, Universidad del Pais Vasco, Avenida de Tolosa, 70, 20018 San Sebastian, Spain
    Behav Processes 78:112-6. 2008
    ..2003. Learned changes in the sensitivity of stimulus representations: associative and nonassociative mechanisms. Q. J. Exp. Psychol. 56, 43-55]...
  16. ncbi Ability of honeybee, Apis mellifera, to detect and discriminate odors of varieties of canola (Brassica rapa and Brassica napus) and snapdragon flowers (Antirrhinum majus)
    Geraldine A Wright
    Department of Entomology, Ohio State University, Columbus 43210 1220, USA
    J Chem Ecol 28:721-40. 2002
    ..Our study suggests that both intensity and odor quality affect the ability of honeybees to differentiate among floral perfumes...
  17. ncbi Developmental changes in children's understanding of the similarity between photographs and their referents
    David H Uttal
    Department of Psychology, Northwestern University, Evanston, IL 60208 2710, USA
    Dev Sci 11:156-70. 2008
    ..Results are discussed in terms of the development of children's appreciation of different levels of similarity...
  18. pmc Biases towards internal features in infants' reasoning about objects
    George E Newman
    Yale University, 2 Hillhouse Avenue, New Haven, CT 06520 USA
    Cognition 107:420-32. 2008
    ..In the absence of self-generated behaviors, however, infants did not show a preference towards the internal feature...
  19. ncbi Stimulus control by same-versus-different relations among multiple visual stimuli
    Edward A Wasserman
    Department of Psychology, University of Iowa, Iowa City, Iowa 52245, USA
    J Exp Psychol Anim Behav Process 28:347-57. 2002
    ..Same-different discrimination was evident with 2-item displays, but it was much stronger with 6 or more items. These findings help to define the substrates of advanced conceptual behavior...
  20. ncbi Acquired equivalence and distinctiveness of cues: II. Neural manipulations and their implications
    E Coutureau
    School of Psychology, Cardiff University, Cardiff CF10 3YG, Wales, United Kingdom
    J Exp Psychol Anim Behav Process 28:388-96. 2002
    ..This effect was also evident in HPC rats but not in EC rats. These results indicate that changes in stimulus distinctiveness are dissociable from the process of conditional learning...
  21. ncbi Object categorization: reversals and explanations of the basic-level advantage
    Timothy T Rogers
    Department of Psychology, University of Wisconsin Madison, Madison, WI 15206, US
    J Exp Psychol Gen 136:451-69. 2007
    ..Implications for theories of visual object recognition are discussed...
  22. pmc Contextual control of stimulus generalization and stimulus equivalence in hierarchical categorization
    Karen Griffee
    Department of Psychology, Concord College, Athens, West Virginia 24712, USA
    J Exp Anal Behav 78:433-47. 2002
    ..would result from a combination of contextually controlled conditional discrimination training, stimulus generalization, and stimulus equivalence...
  23. pmc Transformation of the discriminative and eliciting functions of generalized relational stimuli
    Michael J Dougher
    University of New Mexico, USA
    J Exp Anal Behav 88:179-97. 2007
    ..Results indicated that the relational training procedures produced derived relations among the stimuli used in training and that these allowed correct inferences of relative size ranking among novel stimuli...
  24. ncbi Stimulus properties of nicotine, amphetamine, and chlordiazepoxide as positive features in a pavlovian appetitive discrimination task in rats
    Matthew I Palmatier
    Department of Neuroscience, University of Pittsburgh, Pittsburgh, PA 15260, USA
    Neuropsychopharmacology 30:731-41. 2005
    ..45 mg/kg) and amphetamine (ED50 = 3.70 mg/kg), but not for CDP. These results are consistent with the hypothesis that drug states can occasion appetitive Pavlovian CRs in a pharmacologically specific manner...
  25. ncbi The training and transfer of real-world perceptual expertise
    James W Tanaka
    Department of Psychology, University of Victoria, Victoria, British Columbia, Canada
    Psychol Sci 16:145-51. 2005
    ..These findings suggest that perceptual categorization, not perceptual exposure per se, is important for the development and generalization of visual expertise...
  26. ncbi What leads children to adopt new strategies? A microgenetic/cross-sectional study of class inclusion
    Robert S Siegler
    Carnegie Mellon University, Pittsburgh, PA 15213, USA
    Child Dev 77:997-1015. 2006
    ..Reasons for the superior effectiveness of the logical explanations were discussed...
  27. ncbi Categorization of visual stimuli in the honeybee Apis mellifera
    Julie Benard
    Centre de Recherches sur la Cognition Animale UMR 5169, CNRS Université Paul Sabatier, 118 route de Narbonne, 31062, Toulouse Cedex 4, France
    Anim Cogn 9:257-70. 2006
    ..Although transfer from training to novel stimuli can be achieved by stimulus generalization of the training stimuli, most of these transfer tests involved clearly distinguishable stimuli for which ..
  28. ncbi The missing whole in perceptual models of perirhinal cortex
    Anthony D Cate
    Trends Cogn Sci 10:396-7. 2006
  29. ncbi Behavioral and electrophysiological evidence of species-specific face processing
    Lisa S Scott
    Department of Psychology, University of Colorado, Boulder, Colorado 80309, USA
    Cogn Affect Behav Neurosci 5:405-16. 2005
    ..These findings suggest that previous experience with different categories of faces modulates the link between behavioral and electrophysiological measures of face processing...
  30. ncbi Evidence that pigeons represent both time and number on a logarithmic scale
    William A Roberts
    Department of Psychology, University of Western Ontario, London, Ont, Canada N6A 5C2
    Behav Processes 72:207-14. 2006
    ....
  31. ncbi Cue-based preparation and stimulus-based priming of tasks in task switching
    Iring Koch
    Max Planck Institute for Human Cognitive and Brain Sciences, Munich, Germany
    Mem Cognit 34:433-44. 2006
    ..Further theoretical implications of these findings are discussed...
  32. ncbi When similarity and causality compete in category-based property generalization
    Bob Rehder
    Department of Psychology, New York University, NY 10003, USA
    Mem Cognit 34:3-16. 2006
    ..e., an existing category feature) is also prevalent. These findings suggest that category-based property generalization is often an instance of causal inference...
  33. ncbi Influence of attended repetition trials on negative priming in younger and older adults
    Patricia M Simone
    Department of Psychology, Santa Clara University, CA 95053, USA
    Mem Cognit 34:187-95. 2006
    ..Memory retrieval obscured the novelty bias for target processing, was more selective in older adults, and did not affect distractor processing. Novelty bias and distractor suppression may share the same inhibitory attentional mechanism...
  34. ncbi The human pulvinar and stimulus-driven attentional control
    George A Michael
    Laboratoire d Etude des Mecanismes Cognitifs, Universite Lyon, France
    Behav Neurosci 119:1353-67. 2005
    ....
  35. ncbi Unsupervised categorization and category learning
    Emmanuel M Pothos
    Department of Psychology, University of Crete, Rethymnon 74 100, Greece
    Q J Exp Psychol A 58:733-52. 2005
    ..By contrast, no changes in the unsupervised categorization were observed when participants were taught a classification that was specified by a more fine tuning of the relative salience of the two dimensions...
  36. ncbi Exploring trial-by-trial modulations of the Simon effect
    Peter Wuhr
    Institut fur Psychologie I, Friedrich Alexander Universitat, Kochstrasse 4, 91054 Erlangen, Germany
    Q J Exp Psychol A 58:705-31. 2005
    ..The results seem to exclude repetition or alternation effects as the main cause of sequential modulations of the Simon effect, but both conflict monitoring and binding may contribute to these effects...
  37. ncbi Visual recognition: as soon as you know it is there, you know what it is
    Kalanit Grill-Spector
    Department of Psychology, Stanford University, CA, USA
    Psychol Sci 16:152-60. 2005
    ..These findings place powerful constraints on theories of object recognition...
  38. pmc Olfactory blocking and odorant similarity in the honeybee
    Fernando Guerrieri
    Centre de Recherches sur la Cognition Animale, CNRS Université Paul Sabatier Toulouse III UMR 5169, F 31062 Toulouse Cedex 4, France
    Learn Mem 12:86-95. 2005
    ..Thus, blocking is not a consistent phenomenon, nor does it depend on odor similarity...
  39. pmc The effects of differential training procedures on linked perceptual class formation
    Lanny Fields
    Department of Psychology, Queens College CUNY, 65 30 Kissena Boulevard, Flushing, New York 11367, USA
    J Exp Anal Behav 87:97-119. 2007
    ..This same synergy was not observed after joint Aa-->Bb and Ab-->Ba training or either alone...
  40. pmc Behavioral and neuropharmacological characterization of nicotine as a conditional stimulus
    Jennifer E Murray
    Department of Psychology, University of Nebraska Lincoln, Lincoln, NE 68588 0308, USA
    Eur J Pharmacol 561:91-104. 2007
    ..In contrast, MK-801 decreased goal tracking on nicotine without decreasing chamber activity, indicating a role for N-methyl-D-aspartate receptors in expression of nicotine-evoked conditioned responding...
  41. ncbi What does it look like and what can it do? Category structure influences how infants categorize
    Jessica S Horst
    University of Iowa, Iowa City, 52242, USA
    Child Dev 76:614-31. 2005
    ..The results are discussed in terms of models of category learning...
  42. ncbi The influence of training length on generalization of visual feature assemblies in honeybees
    Silke Stach
    Centre de Recherches sur la Cognition Animale, CNRS Université Paul Sabatier UMR 5169, 118 route de Narbonne, 31062 Toulouse Cedex 04, France
    Behav Brain Res 161:8-17. 2005
    ..Controlling precisely the level of experience of individuals is therefore crucial in experiments on visual recognition...
  43. ncbi Discriminative stimulus and reinforcing effects of p-fluoro-L-deprenyl in monkeys
    Sevil Yasar
    Division of Geriatric Medicine and Gerontology, Johns Hopkins University School of Medicine, Baltimore, MD 21224, USA
    Psychopharmacology (Berl) 182:95-103. 2005
    ..para-Fluoro-L-deprenyl (Fludepryl), a halogenated derivative of L-deprenyl, shares structural similarities with amphetamine and may have potential as a medication for psychostimulant abuse...
  44. ncbi Statistical learning within and between modalities: pitting abstract against stimulus-specific representations
    Christopher M Conway
    Department of Psychology, 1101 E 10th St, Indiana University, Bloomington, IN 47405, USA
    Psychol Sci 17:905-12. 2006
    ..We conclude that learning sequential structure and generalizing to novel stimuli inherently involve learning mechanisms that are closely tied to the perceptual characteristics of the input...
  45. ncbi Specialization and semantic organization: evidence for multiple semantics linked to sensory modalities
    J Frederico Marques
    University of Lisbon, Portugal
    Mem Cognit 34:60-7. 2006
    ..The results are discussed by considering possible alternative amodal explanations and other data that have shown the influence of sensory information in conceptual processing...
  46. pmc Stability of functional equivalence and stimulus equivalence: effects of baseline reversals
    Oliver Wirth
    West Virginia University, USA
    J Exp Anal Behav 77:29-47. 2002
    ..The similarities and differences between stimulus equivalence and functional equivalence are related to the specific contingencies that select responding in the presence of the stimuli that form the classes...
  47. ncbi Perceptual visual grouping under inattention: electrophysiological functional imaging
    Irene Razpurker-Apfeld
    Evoked Potentials Laboratory, Faculty of Medicine, Technion Israel Institute of Technology, Haifa, Israel
    Brain Cogn 67:183-96. 2008
    ..These results support the distinction of grouping patterns differing in complexity of shape formation...
  48. ncbi Understanding of the concept of numerically "less" by bottlenose dolphins (Tursiops truncatus)
    Kelly Jaakkola
    Dolphin Research Center DRC, Grassy Key, FL 33050, USA
    J Comp Psychol 119:296-303. 2005
    ..Their pattern of errors was consistent with the idea of an underlying analog magnitude representation...
  49. ncbi Regularity of symmetry verticality guides perceptual judgments of objects
    Diane J Schiano
    Palo Alto Research Center, CA 94304, USA
    Am J Psychol 121:209-27. 2008
    ..Findings support use of a family of perceptual heuristics corresponding to natural regularities that constrain stimulus indeterminacy and help guide judgment of object orientation and interpretation...
  50. ncbi Analogical reasoning in a capuchin monkey (Cebus apella)
    Erica Hoy Kennedy
    Department of Psychology, University of Georgia, GA, USA
    J Comp Psychol 122:167-75. 2008
    ..This evidence suggests that contrary to previous arguments, a member of a New World monkey species can solve an analogical problem...
  51. pmc Transfer effects in task-set cost and dual-task cost after dual-task training in older and younger adults: further evidence for cognitive plasticity in attentional control in late adulthood
    Louis Bherer
    Department of Psychology, University of Quebec at Montreal and Institut Universitaire de Geriatrie de Montreal, Montreal, Quebec, Canada
    Exp Aging Res 34:188-219. 2008
    ..These results suggest that dual-task skills can be substantially improved in older adults and that cognitive plasticity in attentional control is still possible in old age...
  52. ncbi Are faces special? A case of pure prosopagnosia
    M Jane Riddoch
    Behavioural Brain Sciences, School of Psychology, University of Birmingham, Birmingham, UK
    Cogn Neuropsychol 25:3-26. 2008
    ..The case provides evidence for modular perceptual processes for faces...
  53. ncbi Stimulus ambiguity elicits response conflict
    Arnaud Szmalec
    Department of Experimental Psychology, Ghent University, Henri Dunantlaan 2, B 9000 Ghent, Belgium
    Neurosci Lett 435:158-62. 2008
    ..These results show that response conflict is also present in a regular choice RT task which is traditionally not considered to be a measure of cognitive conflict...
  54. ncbi Discriminative stimulus properties of dextromethorphan in rats
    M Gavend
    Laboratoire de Pharmacologie, Faculte de Medecine de Grenoble, France
    Biomed Pharmacother 49:456-64. 1995
    ..b>Stimulus generalization tests were conducted with dextrorphan, an active metabolite of DM, and with drugs selected from different ..
  55. ncbi Perception of pitch by goldfish
    Richard R Fay
    Parmly Hearing Institute, Department of Psychology, Loyola University, Chicago, IL 60626, USA
    Hear Res 205:7-20. 2005
    Classical conditioning and stimulus generalization methods have revealed much about the sense of hearing in non-human animals, and are now used here to investigate how goldfish perceive a variety of complex sounds, including multi-..
  56. ncbi Nalorphine's ability to substitute for morphine in a drug discrimination procedure is a function of training dose
    S D Grabus
    Department of Psychology, American University, Washington, DC 20016, USA
    Pharmacol Biochem Behav 63:481-8. 1999
    ..To assess if training dose influences stimulus generalization to nalorphine and to support its role in the aforementioned variability across studies, in the present ..
  57. ncbi Perception of the periodicity strength of complex sounds by the chinchilla
    William P Shofner
    Parmly Hearing Institute, Loyola University Chicago, 6525 N Sheridan Rd, IL 60626, USA
    Hear Res 173:69-81. 2002
    The perception of periodicity strength was studied in chinchillas using a stimulus generalization paradigm in an operant-conditioning, positive reinforcement behavioral task...
  58. ncbi Antagonism of metabotropic glutamate receptor 4 receptors by (RS)-alpha-cyclopropyl-4-phosphonophenylglycine alters the taste of amino acids in rats
    B K Eschle
    Department of Biology and Vermont Chemical Senses Group, 109 Carrigan Drive, University of Vermont, Burlington, VT 05405, USA
    Neuroscience 163:1292-301. 2009
    ..a group III mGluR selective antagonist with a strong binding affinity for mGluR4 receptors, can impact stimulus generalization. Rats showed cross-generalization between MSG and all three amino acids (all mixed with amiloride to ..
  59. pmc Stimulus generalization of conditioned eyelid responses produced without cerebellar cortex: implications for plasticity in the cerebellar nuclei
    Tatsuya Ohyama
    Department of Neurobiology and Anatomy, and Keck Center for the Neurobiology of Learning and Memory, University of Texas Medical School, Houston, Texas 77225, USA
    Learn Mem 10:346-54. 2003
    ..These results cannot be explained solely by a cell-wide increase in the excitability of deep nucleus neurons, and imply that an input-specific mechanism in the deep cerebellar nucleus operates as well...
  60. ncbi The dopamine D3 receptor antagonist PNU-99194A fails to block (+)-7-OH-DPAT substitution for D-amphetamine or cocaine
    L E Baker
    Department of Psychology, Western Michigan University, Kalamazoo 49008, USA
    Eur J Pharmacol 358:101-9. 1998
    The present study examined the role of dopamine D3 receptor actions in the stimulus generalization produced by (+)-7-OH-DPAT in rats trained to discriminate either D-amphetamine or cocaine from saline...
  61. ncbi Dissociation between medial temporal lobe and basal ganglia memory systems in schizophrenia
    Szabolcs Keri
    Department of Psychiatry, University of Szeged, Semmelweis u 6, Szeged, H 6725, Hungary
    Schizophr Res 77:321-8. 2005
    ..The learning of stimulus-response pairs is related to the BG, whereas the MTL system participates in stimulus generalization. Forty-three patients with DSM-IV schizophrenia and 28 matched healthy controls participated...
  62. ncbi Perception of two-tone complexes by the goldfish (Carassius auratus)
    R R Fay
    Department of Psychology and Parmly Hearing Institute, Loyola University Chicago, IL 60626, USA
    Hear Res 120:17-24. 1998
    Previous experiments on the sense of hearing in goldfish have used a stimulus generalization paradigm to investigate the perceptual dimensions evoked by spectrally and temporally complex sounds...
  63. ncbi Further characterization of the stimulus properties of 5,6,7,8-tetrahydro-1,3-dioxolo[4,5-g]isoquinoline
    Richard A Glennon
    Department of Medicinal Chemistry, School of Pharmacy, Virginia Commonwealth University, Box 980540, Richmond, VA 23298 0540, USA
    Pharmacol Biochem Behav 72:379-87. 2002
    ..Specifically, the stimulus similarities of TDIQ, PMMA, and DOM were examined. In no case was stimulus generalization (substitution) observed...
  64. ncbi Behavioral responses to harmonic complex tones with missing fundamental frequencies by chinchillas in the presence of low-pass masking noise
    William P Shofner
    Dept of Speech and Hearing Sci, Indiana Univ, 200 S Jordan Ave, Bloomington, IN 47405
    J Acoust Soc Am 125:2722. 2009
    ..Behavioral responses to missing F0 stimuli were measured in chinchillas using operant conditioning and stimulus generalization. Animals were trained to discriminate between harmonic complex tones having a 500-Hz F0 and a 125-Hz F0...
  65. pmc Discriminative stimulus properties of indorenate, a serotonin agonist
    D N Velazquez-Martinez
    Depto Psicofisiología, Facultad de Psicologia, Universidad Nacional Autonoma de Mexico, Mexico D F, Mexico
    J Psychiatry Neurosci 24:122-30. 1999
    ..3H]-8-hydroxy-2-(di-N-propylamino) tetralin (8-OH-DPAT)...
  66. ncbi Pitch perception in chinchillas (Chinchilla laniger): stimulus generalization using rippled noise
    William P Shofner
    Department of Speech and Hearing Sciences, Indiana University, Bloomington, IN 47405, USA
    J Comp Psychol 121:428-39. 2007
    ..trained to discriminate IIRN[+] with a 4-ms delay from IIRN[+] with a 2-ms delay and then tested in a stimulus generalization paradigm with IIRN[+] at delays between 2 and 4 ms...
  67. ncbi Beta-oxygenated analogues of the 5-HT2A serotonin receptor agonist 1-(4-bromo-2,5-dimethoxyphenyl)-2-aminopropane
    Richard A Glennon
    Department of Medicinal Chemistry, Box 980540, School of Pharmacy, Virginia Commonwealth University, Richmond, Virginia 23298, USA
    J Med Chem 47:6034-41. 2004
    ..However, in an in vivo test of central action (i.e., stimulus generalization with rats as subjects), 6d was >15 times less potent than R(-)DOB. O-Methylation of 6d (i.e...
  68. ncbi Serotonergic-dopaminergic mediation of MDMA's discriminative stimulus effects in a three-choice discrimination
    Amy K Goodwin
    Western Michigan University, Kalamazoo, MI, USA
    Pharmacol Biochem Behav 74:987-95. 2003
    ..D-Amphetamine produced only partial substitution for MDMA while fenfluramine produced complete stimulus generalization. Low doses of D-amphetamine and fenfluramine produced greater stimulus generalization when administered ..
  69. ncbi Assessment of the discriminative stimulus effects of the D3 dopamine antagonist PNU-99194A in rats: comparison with psychomotor stimulants
    L E Baker
    Department of Psychology, Western Michigan University, Kalamazoo 49008, USA
    Behav Pharmacol 8:243-52. 1997
    ..p.) from saline in a two-choice, water-reinforced drug discrimination procedure. In tests of stimulus generalization, PNU-99194A (1.25-40.0 mg/kg, s.c. and i.p.) did not substitute for cocaine. PNU-99194A (5...
  70. pmc Sound source segregation by goldfish: two simultaneous tones
    Richard R Fay
    Parmly Hearing Institute, Loyola University Chicago, Chicago, Illinois 60626, USA
    J Acoust Soc Am 125:4053-9. 2009
    ..of two simultaneous tones was investigated in goldfish using classical respiratory conditioning and a stimulus generalization paradigm...
  71. ncbi Molecular features of odorants systematically influence slow temporal responses across clusters of coordinated antennal lobe units in the moth Manduca sexta
    Kevin C Daly
    Department of Entomology, The Ohio State University, 400 Aronoff Laboratory, 318 W 12th Ave, Columbus, OH 43210, USA
    J Neurophysiol 92:236-54. 2004
    Behavioral studies of olfactory discrimination and stimulus generalization in many species indicate that the molecular features of monomolecular odorants are important for odor discrimination...
  72. ncbi Negative valence widens generalization of learning
    Eitan Schechtman
    Department of Neurobiology, Weizmann Institute of Science, Rehovot, Israel 76100
    J Neurosci 30:10460-4. 2010
    ..We use stimulus generalization in humans to show that tones that were negatively reinforced induce wider generalization curves than ..
  73. pmc Generalization of cross-modal stimulus equivalence classes: operant processes as components in human category formation
    S D Lane
    University of Texas Health Science Center at Houston, Department of Psychiatry and Behavioral Sciences 77030, USA
    J Exp Anal Behav 70:267-79. 1998
    This study employed a stimulus-class rating procedure to explore whether stimulus equivalence and stimulus generalization can combine to promote the formation of open-ended categories incorporating cross-modal stimuli...
  74. ncbi Caffeine induces differential cross tolerance to the amphetamine-like discriminative stimulus effects of dopaminergic agonists
    Raka Jain
    National Drug Dependence Treatment Centre, Department of Psychiatry, All India Institute of Medical Sciences, New Delhi 110029, India
    Brain Res Bull 65:415-21. 2005
    ..Thus, caffeine produces differential cross tolerance to the amphetamine-like discriminative effects of dopaminergic drugs, a phenomenon in which the dopamine D(1) receptor appears to have an important role...
  75. ncbi Temporal coding mediates discrimination of "bitter" taste stimuli by an insect
    John I Glendinning
    Department of Biological Sciences, Barnard College, Columbia University, New York, New York 10027, USA
    J Neurosci 26:8900-8. 2006
    ..We found that the pattern of stimulus generalization in both intact and lat-ablated caterpillars could only be predicted by temporal coding...
  76. ncbi Shepard's universal law supported by honeybees in spatial generalization
    K Cheng
    Department of Psychology, Macquarie University, Sydney NSW 2109, Australia
    Psychol Sci 11:403-8. 2000
    ..the S+) is likely to respond to similar but recognizably different stimuli, the ubiquitous phenomenon of stimulus generalization. On the basis of functional analyses of the probabilistic structure of the world, Shepard formulated a ..
  77. ncbi Stimulus generalization, context change, and forgetting
    M E Bouton
    Department of Psychology, University of Vermont, Burlington 05405, USA
    Psychol Bull 125:171-86. 1999
    ..The physical contexts manipulated in learning and memory experiments themselves occur within a superordinate temporal context and can thus be forgotten with no inherent challenge to a context-change account of forgetting...
  78. ncbi Effects of competitive and noncompetitive N-methyl-D-aspartate (NMDA) antagonists in rats trained to discriminate NMDA from saline
    J Willetts
    Department of Pharmacology and Toxicology, Medical College of Virginia, Virginia Commonwealth University, Richmond
    J Pharmacol Exp Ther 251:627-33. 1989
    ..In stimulus generalization tests, NPC 12626 and 3-(2-carboxypiperazin-4-yl)propyl-1-phosphonate at doses higher than those required ..
  79. pmc Adaptive auditory risk assessment in the dogbane tiger moth when pursued by bats
    John M Ratcliffe
    Center for Sound Communication, Institute of Biology, University of Southern Denmark, 5230 Odense M, Denmark
    Proc Biol Sci 278:364-70. 2011
    ..Using an integrated test of stimulus generalization and dishabituation, here we show that C...
  80. ncbi Stimulus generalization in two associative learning processes
    Stijn M J van Osselaer
    Center for Decision Research, Graduate School of Business, University of Chicago, USA
    J Exp Psychol Learn Mem Cogn 30:626-38. 2004
    ....
  81. ncbi Aminorex produces stimulus effects similar to amphetamine and unlike those of fenfluramine
    R Young
    Department of Medicinal Chemistry, Medical College of Virginia, Virginia Commonwealth University, Richmond 23298 0540
    Pharmacol Biochem Behav 42:175-8. 1992
    ..23 mg/kg), which was found to be slightly less potent than (+)-amphetamine. Fenfluramine stimulus generalization did not occur to aminorex...
  82. ncbi [Learned equivalence in schizophrenia: novel method for the measurement of memory functions of the hippocampus and basal ganglia]
    Orsolya Nagy
    Bács Kiskun Megyei Onkormányzat Kórháza, Pszichiátriai Osztály, Kecskemet
    Psychiatr Hung 20:363-9. 2005
    ..The learning of stimulus-response pairs is related to the BG, whereas the MTL system participates in stimulus generalization. Forty-three patients with DSM-IV schizophrenia and 28 matched healthy controls participated in the study...
  83. ncbi Familiarity-based stimulus generalization of conditioned suppression in rats is dependent on the perirhinal cortex
    Jasper Robinson
    School of Psychology, University of Nottingham, University Park, Nottingham, United Kingdom
    Behav Neurosci 124:587-99. 2010
    We report that bilateral, excitoxic lesions of the perirhinal cortex attenuate rats' familiarity-based stimulus generalization. After surgery, rats were preexposed either to 2 auditory stimuli (A and B) or to only 1 auditory stimulus (B)...
  84. pmc Early heart rate responses to standardized trauma-related pictures predict posttraumatic stress disorder: a prospective study
    Oliver Suendermann
    Department of Psychology PO77, Institute of Psychiatry, King s College London, De Crespigny Park, London SE5 8AF, UK
    Psychosom Med 72:301-8. 2010
    ..It has been suggested that associative learning and stimulus generalization play a key role in the development of these symptoms...
  85. pmc Neurogenetic approaches to habituation and dishabituation in Drosophila
    Jeff E Engel
    Department of Biological Sciences, Western Illinois University, 1 University Circle, Macomb, IL 61455, USA
    Neurobiol Learn Mem 92:166-75. 2009
    ..b>Stimulus generalization (and conversely, the delineation of stimulus specificity) has given insights into the localization of ..
  86. ncbi How do pigeons represent numbers? Studies of number scale bisection
    William A Roberts
    Department of Psychology, University of Western Ontario, London, Ont, Canada N6A 5C2
    Behav Processes 69:33-43. 2005
    ..An associative model that assumed stimulus generalization between numbers was used to predict the findings of these two experiments...
  87. ncbi Reevaluation of PNU-99194A discriminative stimulus effects: potentiation by both a D2 antagonist and a D3/D2 agonist
    Lisa E Baker
    Department of Psychology, Western Michigan University, Kalamazoo, MI 49008, USA
    Pharmacol Biochem Behav 73:753-8. 2002
    ..The selective D(3) antagonists PD 152255 and S14297 were examined for stimulus generalization. The D(2) antagonist haloperidol and the D(2)/D(3) receptor agonist (+)-7-OH-DPAT were also assessed for ..
  88. ncbi Predator learning favours mimicry of a less-toxic model in poison frogs
    Catherine R Darst
    Section of Integrative Biology, University of Texas, 1 University Station, Austin, Texas 78712, USA
    Nature 440:208-11. 2006
    ..We examine "stimulus generalization" as a mechanism for this non-intuitive result with learning experiments using naive avian predators and ..
  89. pmc Time course of the ethanol-like discriminative stimulus effects of abused inhalants in mice
    Scott E Bowen
    Department of Psychology, Behavioral Pharmacology and Toxicology Laboratory, Wayne State University, Detroit, MI 48202, USA
    Pharmacol Biochem Behav 91:345-50. 2009
    ..After 20-min inhalation exposures to toluene (500-6000 ppm) or TRI (1000-12,000 ppm), stimulus generalization was examined at 0, 5, 10, 20, and 40 min post-exposure. Ethanol doses>or=0...
  90. pmc Stimulus generalization of behavioral history
    Hiroto Okouchi
    Department of Psychology, Osaka Kyoiku University, Kashiwara, Japan
    J Exp Anal Behav 80:173-86. 2003
    ..The generalization gradients were generally asymmetric with peak response rates occurring at line lengths greater than 25 mm...
  91. pmc Effects of stimulus size and spatial organization on pigeons' conditional same-different discrimination
    Leyre Castro
    The University of Iowa, Iowa City, IA 52242, United States
    Behav Processes 83:162-71. 2010
    ..Accuracy scores revealed virtually perfect stimulus generalization across various item sizes and spatial organizations...
  92. ncbi Habituation in the crab Chasmagnathus granulatus: effect of morphine and naloxone
    D Brunner
    Laboratorio de Fisiologia del Comportamiento Animal, Facultad de Ciencias Exactas y Naturales, Buenos Aires, Argentina
    J Comp Physiol A 162:687-94. 1988
    ..Results concerning stimulus generalization and dishabituation strongly suggest that neither motor fatigue nor sensory adaptation can account for the ..
  93. ncbi Conditioning the unconditioned response: modification of the rabbit's (Oryctolagus cuniculus) unconditioned nictitating membrane response
    B G Schreurs
    Behavioral Neuroscience Unit, National Institute of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, Maryland 20892, USA
    J Exp Psychol Anim Behav Process 26:144-56. 2000
    ..Data indicate CRM is a reliable, associative effect that is more than a generalized CR and may not be explained by habituation, stimulus generalization, contextual conditioning, or bidirectional conditioning.
  94. pmc The effects of programming common stimuli for enhancing stimulus generalization of academic behavior
    Eric M Mesmer
    Oklahoma State University, School Psychology Program, 420 Willard Hall, Stillwater, Oklahoma 74078, USA
    J Appl Behav Anal 40:553-7. 2007
    ..The importance of methodological rigor in future research exploring generalization and the need to compare generalization strategies are discussed...
  95. ncbi Acute stress rapidly and persistently enhances memory formation in the male rat
    T J Shors
    Department of Psychology and Center for Neuroscience, Rutgers University, Piscataway, New Jersey 08854 8020, USA
    Neurobiol Learn Mem 75:10-29. 2001
    ..enhancement is not dependent on common characteristics between the stressor and the conditioning stimuli (stimulus generalization)...
  96. pmc Call recognition in the bullfrog, Rana catesbeiana: generalization along the duration continuum
    Andrea Megela Simmons
    Department of Psychology, Brown University, Providence, Rhode Island 02912, USA
    J Acoust Soc Am 115:1345-55. 2004
    ..The shape of the response gradient for duration may reflect a process of stimulus generalization.
  97. ncbi Recency effects as a window to generalization: separating decisional and perceptual sequential effects in category learning
    Matt Jones
    Department of PsychologyUniversity of Texas, Austin, TX, USA
    J Exp Psychol Learn Mem Cogn 32:316-32. 2006
    ..A method for assessing these recency effects is presented that clarifies open questions regarding stimulus generalization and perceptual contrast effects in categorization and in other domains.
  98. ncbi Multiple-pair training enhances transposition in pigeons
    Olga F Lazareva
    Department of Psychology, University of Iowa, Iowa City, Iowa 52242, USA
    Learn Behav 36:174-87. 2008
    ..These results also provide strong evidence against stimulus generalization as the sole determinant of relational responding in transposition.
  99. ncbi Recovery of conditioned fear by a single postextinction shock: effect of similarity of shock contexts and of time following extinction
    Wallace R McAllister
    Department of Psychology, Northern Illinois University, DeKalb, IL 60115, USA
    Learn Behav 34:44-9. 2006
    ..The results were explained in terms of classical conditioning, stimulus generalization, and the broadening (flattening) of stimulus generalization gradients with time.
  100. ncbi Evaluating conditioning of related and unrelated stimuli using a compound test
    Robert A Rescorla
    Department of Psychology, University of Pennsylvania, Philadelphia 19104, USA
    Learn Behav 36:67-74. 2008
    ..In each case, the compound test provided clear evidence that pairing related stimuli produces superior associative learning...
  101. ncbi Habituation enhances auditory perceptual capacity in adult rats
    Masashi Sakai
    Department of Physiology, Interdisciplinary Graduate School of Medicine and Engineering, University of Yamanashi, Yamanashi 409 3898, Japan
    Behav Brain Res 181:1-11. 2007
    ..Collectively, it is suggested that auditory habituation plays an important role in SED, i.e., a certain form of auditory perceptual learning...

Research Grants62

  1. Similarity and Generalization in Category Learning
    Matthew Jones; Fiscal Year: 2006
    unreadable] DESCRIPTION (provided by applicant): Stimulus generalization is a fundamental component process of any cognitive task, because stimuli and contexts are never precisely repeated...
  2. Functional Organization of the Bed Nucleus of the Stria Terminalis
    DENIS PARE; Fiscal Year: 2013
    ..has ended (temporal generalization of fear) and by allowing different (safe) cues to also trigger fear (stimulus generalization of fear)...
  3. Generalization of Conditioned Fear as a Pathogenic Marker of PTSD
    SHMUEL MORDECHAI LISSEK; Fiscal Year: 2012
    ..This phenomenon referred to as stimulus generalization has received surprisingly little empirical testing in the context of clinical anxiety in general, and ..
  4. Reinstatement of drug-maintained behavior suppressed by extinction or an availabl
    Brett C Ginsburg; Fiscal Year: 2011
    ..Finally, (4) stimulus generalization curves are established following 30 or 60 days of ethanol self-administration or suppressed ethanol-self-..
  5. B CARBOLINE HALLUCINOGENS
    RICHARD GLENNON; Fiscal Year: 1999
    ..Specifically, tests of stimulus generalization and stimulus antagonism will be conducted with animals trained to discriminate harmaline from vehicle in ..
  6. MODELS FOR LEARNING, MEMORY, AND INFERENCE
    JOHN STADDON; Fiscal Year: 2001
    ..be incorporated into models for choice? The work on diffusion arose from study of the dynamics of stimulus generalization, a basic property of all associative learning...
  7. DEVELOPMENT OF INFANT VISUAL PERCEPTION
    BENNETT BERTENTHAL; Fiscal Year: 1980
    ..The procedure involves measuring stimulus generalization with a familiarization-dishabituation paradigm...
  8. Origins of Binaural Processing in Vertebrates
    Richard Fay; Fiscal Year: 2008
    ..abstract_text> ..
  9. Sound Source Segregation and Determination
    Richard Fay; Fiscal Year: 2007
    ..features will be investigated for their effects on perception using behavioral conditioning methods using stimulus generalization paradigms. Aim 2: We will investigate auditory source segregation using multiple, discrete local sources...
  10. GHB: Discrimination and effects on learning
    Lisa Baker; Fiscal Year: 2003
    ..Behavior under these assays is sensitive to other abused drugs. Therefore, these assays may be of value in characterizing the effects of GHB. ..
  11. NEURAL MECHANISMS OF SOUND SOURCE IN VERTEBRATES
    Richard Fay; Fiscal Year: 2002
    ..These results will help in the development and evaluation of animal models for human hearing and help establish the comparative and evolutionary contexts within which the human sense of hearing can be better understood. ..
  12. Periodicity Processing in the Auditory System
    William Shofner; Fiscal Year: 2008
    ....
  13. Developing a Model of Transitive Behavior
    Karen Lionello DeNolf; Fiscal Year: 2005
    ..Ultimately, this rat model will lead to advances in the assessment of non-language based symbolic behavior, and to applications in the fields of behavioral toxicology and animal models of developmental disabilities. ..
  14. Associative Learning
    ROBERT RESCORLA; Fiscal Year: 2005
    ..These studies would importantly influence our thinking about elementary associative learning processes. They would illuminate the process of extinction, a process important both to clinical applications and to neural investigations. ..
  15. A Preclinical Model of Adolescent Toluene Abuse in Rats
    Scott Bowen; Fiscal Year: 2005
    ..The model also has the potential to assist in devising effective treatments and prevention strategies for adolescent inhalant abuse. ..
  16. Behavioral Effects of Gestational Inhalant Abuse in Rats
    Scott Bowen; Fiscal Year: 2006
    ..Finally, this research has the potential to assist in the design of effective treatments for inhalant abuse. [unreadable] [unreadable]..
  17. Self-administration of abused inhalants in mice
    Scott Bowen; Fiscal Year: 2004
    ....
  18. Maternal Separation: Rat Model of Opioid Vulnerability
    STEPHEN HOLTZMAN; Fiscal Year: 2006
    ..abstract_text> ..
  19. PERCEPTUAL CLASSIFICATION, LEARNING, AND MEMORY
    ROBERT NOSOFSKY; Fiscal Year: 2007
    ..abstract_text> ..
  20. BEHAVIORAL PHARMACOLOGY OF NARCOTIC ANTAGONISTS
    STEPHEN HOLTZMAN; Fiscal Year: 2002
    ..Acute agonist-induced sensitization to opioid antagonists appears to be an exquisite example of neuronal plasticity, reflecting the first hours of the drug-receptor interactions that lead to chronic physical dependence upon opioids. ..
  21. BEHAVIORAL PHARMACOLOGY OF OPIOIDS
    STEPHEN HOLTZMAN; Fiscal Year: 2004
    ....
  22. Dopamine Regulation During Context Processing
    Sheri Mizumori; Fiscal Year: 2008
    ..abstract_text> ..
  23. CHEMICAL/BEHAVIORAL STUDIES ON HALLUCINOGENIC AGENTS
    RICHARD GLENNON; Fiscal Year: 2007
    ..This will eventually lead to a better understanding of abuse prevention and treatment modalities. ..
  24. SELECTIVE SEROTONERGIC AGENTS
    RICHARD GLENNON; Fiscal Year: 2004
    ..Radioligand binding and functional assays will be conducted. The 5-HT1F ligand is not selective; we propose to explore its structure-activity relationships and functional activity in an attempt to develop a 5-HT1F-selective ligand. ..
  25. Age, ethanol, and strain effects on the behavioral pharmacology of cannabinoids
    BRETT GINSBURG; Fiscal Year: 2008
    ..This project will help us understand how aging, exposure to ethanol, and perhaps genetic disposition change the behavioral response to these drugs. [unreadable] [unreadable] [unreadable]..
  26. INTERMODAL TEMPORAL INFORMATION PROCESSING IN INFANTS
    DAVID LEWKOWICZ; Fiscal Year: 2003
    ..abstract_text> ..
  27. PERCEPTUAL BASES OF VISUAL CONCEPTS
    Edward A Wasserman; Fiscal Year: 2010
    ..Our results should also advance our understanding of how the visual system develops and how to promote its regeneration after disease or injury. ..
  28. Cholinergic modulation of olfactory processing
    Christiane Linster; Fiscal Year: 2007
    ..These data should provide important insights into how neurodegenerative diseases affect olfactory sensation. [unreadable] [unreadable] [unreadable]..
  29. Memory Processing in Primates and Avians
    Anthony A Wright; Fiscal Year: 2010
    ..g., neurophysiological) on how memory works. ..
  30. CRCNS: Computational and experimental analysis of noradrenergic function in early
    Christiane Linster; Fiscal Year: 2010
    ..Neuromodulation is involved in many major degenerative diseases of brain function;a better understanding of the functions of these systems will have a high impact on public health. ..
  31. Effect of prior event on reward value
    Thomas R Zentall; Fiscal Year: 2010
    ..If prior effort or other prior less preferred events affect the value of the reinforcer that follows, it suggests that the value of reinforcers may be enhanced by increasing the effort required to obtain them. ..
  32. Models for examining selective effects of pharmacotherapy on reinforced behaviors
    BRETT GINSBURG; Fiscal Year: 2008
    ..This project will clarify important factors involved in studies of alcohol effects and potential medications for alcoholics. [unreadable] [unreadable] [unreadable]..
  33. PERCEPTUAL BASES OF VISUAL CONCEPTS
    EDWARD WASSERMAN; Fiscal Year: 2008
    ..The results could also promote the behavioral analysis of discrimination and generalization processes in learning-disabled or language-deficient humans. [unreadable] [unreadable]..
  34. Behavioral and Pharmacological Analysis of Drugs of Abuse
    JERROLD WINTER; Fiscal Year: 2008
    ..This likelihood coupled with continued interest in the therapeutic use of agents such as psilocybin makes a detailed pharmacological assessment of these drugs of utmost importance. ..
  35. Stress and Memory Formation Across the Female Lifespan
    Tracey Shors; Fiscal Year: 2009
    ..abstract_text> ..
  36. MARIJUANA CNS EFFECTS IN LOW- AND HIGH-RISK ADULTS
    John Polich; Fiscal Year: 2002
    ..The most sensitive and effective paradigms will provide reliable neuroelectric signatures that reflect marihuana's cognitive effects. ..
  37. Alcohol and Tobacco CNS Effects in Binge Drinkers
    JOHN M POLICH; Fiscal Year: 2010
    ....
  38. Neuroelectric Assessment of Ecstasy Use in Young Adults
    John Polich; Fiscal Year: 2008
    ..Equal numbers of female and male subjects will be assessed in all phases. The proposed methods will characterize CNS differences from MDMA use to provide assessment of drug effects on cognition. ..
  39. Tobacco Smoking, Nicotine and Negative Affect Relief
    Kenneth Perkins; Fiscal Year: 2009
    ..In sum, this research will help address the fundamental question of why cigarette smoking is reinforcing. ..
  40. CRCNS-Multiple olfactory gamma oscillations: roles in sensation and attention
    Leslie Kay; Fiscal Year: 2008
    ..We anticipate that understanding how olfactory deficits arise from changes in the limbic system associated with many of these disorders, will help us to understand the mechanisms that produce cognitive malfunctioning. ..
  41. Functional Analysis of GABAerglc Sedative/Anxiolytics
    NANCY ATOR; Fiscal Year: 2007
    ..abstract_text> ..
  42. Effects of self-administered MDMA on brain and behavior in rhesus monkeys
    William Fantegrossi; Fiscal Year: 2007
    ..Thus, these studies are likely to be more relevant to the potential human condition of MDMA-induced lasting neurochemical alterations and behavioral changes [unreadable] [unreadable]..
  43. Perception and categorization or real world scenes
    Aude Oliva; Fiscal Year: 2003
    ..More precisely, the study aims to explore the information that human observers may use when recognizing a scene at different levels of abstraction (its superordinate level, its basic-level and its subordinate level of description). ..
  44. Neuroelectric Assessment of MDMA (Ecstasy) Use in Adults
    John Polich; Fiscal Year: 2003
    ..These results will provide fundamental data on how MDMA use may alter CNS function. ..
  45. SEX DIFFERENCES IN NICOTINE REINFORCEMENT: HUMAN/ANIMAL
    Kenneth Perkins; Fiscal Year: 2003
    ....
  46. Cholinergic modulation of odor responses
    Christiane Linster; Fiscal Year: 2003
    ....
  47. INDIVIDUAL VARIATION IN NICOTINE SENSITIVITY IN HUMANS
    Kenneth Perkins; Fiscal Year: 2003
    ..e., in nicotine-naive individuals). Results will provide directions for future research on vulnerability to tobacco dependence and for targeted efforts to prevent smoking onset. ..
  48. HIGH-THROUGHPUT SCEENS FOR ASSESSING TASTE SENSITIVITY
    JOHN GLENDINNING; Fiscal Year: 2001
    ..A normative data-base for both screens will be established and made available to the scientific community. The assay procedures developed will be applicable by a single laboratory technician with limited experience. ..
  49. MEMORY PROCEDURES FOR DRUG ASSESSMENTS
    Anthony Wright; Fiscal Year: 2001
    ..Understanding how memory works and the mechanisms of drugs and drug abuse on memory is necessary for any effective treatment regime. ..
  50. DISCRIMINATIVE STIMULUS EFFECTS OF NICOTINE
    Kenneth Perkins; Fiscal Year: 2001
    ....
  51. Learning Categories Many Ways at a Time
    Kenneth Kurtz; Fiscal Year: 2003
    ..abstract_text> ..
  52. THE DEVELOPMENT OF STRATEGY CHOICE PROCEDURES
    Robert Siegler; Fiscal Year: 2004
    ..abstract_text> ..
  53. Self-administration of GHB, GBL and 1,4-BD in baboons
    AMY GOODWIN; Fiscal Year: 2005
    ..The results of the proposed study will characterize the abuse liability of GHB, GBL, and 1,4-BD by use of a well-established method of abuse liability testing in non-human primates. ..
  54. BEHAVIORAL & PHARMACOLOGICAL ANALYSIS OF DRUGS OF ABUSE
    JERROLD WINTER; Fiscal Year: 2005
    ..abstract_text> ..
  55. Effect of Prior Effort on Reward Value
    Thomas Zentall; Fiscal Year: 2006
    ..The proposed research should have important implications for theories of cognitive dissonance as well as other psychological theories of human social behavior...
  56. Fine-scale organization of human object-selective cortex
    Kalanit Grill Spector; Fiscal Year: 2006
    ..Results of these experiments will provide critical constraints on any theory of object recognition. ..
  57. Neuroimaging of shape similarity in object recognition
    Jane Joseph; Fiscal Year: 2006
    ..unreadable] [unreadable]..
  58. NEUROETHOLOGY OF VOCAL COMMUNICATION
    Andrea Simmons; Fiscal Year: 2006
    ..abstract_text> ..
  59. Affect, Context, and Placebo Responses to Nicotine
    Kenneth Perkins; Fiscal Year: 2005
    ..Secondary analyses may identify important individual characteristics associated with placebo responses, aiding in the prediction of which smokers ultimately are likely to benefit most from manipulation of placebo effects. ..
  60. Learning Processes in Matching-to-Sample by Pigeons
    Anthony Wright; Fiscal Year: 2005
    ..This research will extend our knowledge of how tasks are learned, problems solved, and conditions that lead to either higher-order concept learning or stimulus-specific learning. ..
  61. SINGLE CODE/DEFAULT STRATEGY USE BY ANIMALS
    Thomas Zentall; Fiscal Year: 2001
    ....
  62. EXOGENOUS/ENDOGENOUS CANNABINOIDS--CHEMISTRY & BEHAVIOR
    TORBJORN JARBE; Fiscal Year: 2005
    ....