Luca Citi

Summary

Affiliation: Massachusetts Institute of Technology
Country: USA

Publications

  1. doi request reprint Likelihood methods for point processes with refractoriness
    Luca Citi
    Department of Anesthesia, Massachusetts General Hospital Harvard Medical School, Boston, MA 02129, and Department of Brain and Cognitive Sciences, MIT, Cambridge, MA 02142, U S A
    Neural Comput 26:237-63. 2014
  2. doi request reprint Instantaneous estimation of high-order nonlinear heartbeat dynamics by Lyapunov exponents
    Luca Citi
    Neuroscience Statistics Research Laboratory, Harvard Medical School, Massachusetts General Hospital, Boston, MA 02114, USA
    Conf Proc IEEE Eng Med Biol Soc 2012:13-6. 2012
  3. doi request reprint Monitoring heartbeat nonlinear dynamics during general anesthesia by using the instantaneous dominant Lyapunov exponent
    Luca Citi
    Neuroscience Statistics Research Laboratory, Harvard Medical School, Massachusetts General Hospital, Boston, MA 02114, USA
    Conf Proc IEEE Eng Med Biol Soc 2012:3124-7. 2012
  4. pmc A real-time automated point-process method for the detection and correction of erroneous and ectopic heartbeats
    Luca Citi
    Department of Anesthesia, Massachusetts General Hospital Harvard Medical School, Boston, MA 02115, USA
    IEEE Trans Biomed Eng 59:2828-37. 2012
  5. pmc Decoding of grasping information from neural signals recorded using peripheral intrafascicular interfaces
    Silvestro Micera
    BioRobotics Institute, Scuola Superiore Sant Anna, Pisa, Italy
    J Neuroeng Rehabil 8:53. 2011
  6. doi request reprint Documenting, modelling and exploiting P300 amplitude changes due to variable target delays in Donchin's speller
    Luca Citi
    Brain Computer Interfaces Lab, School of Computer Science and Electronic Engineering, University of Essex, Colchester CO4 3SQ, UK
    J Neural Eng 7:056006. 2010
  7. doi request reprint Novel protocols for P300-based brain-computer interfaces
    Mathew Salvaris
    Brain Computer Interfaces Lab, School of Computer Science and Electronic Engineering, University of Essex, CO4 3SQ Colchester, UK
    IEEE Trans Neural Syst Rehabil Eng 20:8-17. 2012
  8. doi request reprint Using Laguerre expansion within point-process models of heartbeat dynamics: a comparative study
    Gaetano Valenza
    Neuroscience Statistics Research Laboratory, Harvard Medical School, Massachusetts General Hospital, Boston, MA 02114, USA
    Conf Proc IEEE Eng Med Biol Soc 2012:29-32. 2012
  9. doi request reprint Eigenbrains: The free vibrational modes of the brain as a new representation for EEG
    Riccardo Poli
    School of Computer Science and Electronic Engineering, University of Essex CO4 3SQ, Colchester, UK
    Conf Proc IEEE Eng Med Biol Soc 2010:6011-4. 2010
  10. pmc Instantaneous assessment of autonomic cardiovascular control during general anesthesia
    Zhe Chen
    Neuroscience Statistics Research Laboratory, Massachusetts General Hospital, Harvard Medical School, Boston, MA 02114, USA
    Conf Proc IEEE Eng Med Biol Soc 2011:8444-7. 2011

Collaborators

Detail Information

Publications16

  1. doi request reprint Likelihood methods for point processes with refractoriness
    Luca Citi
    Department of Anesthesia, Massachusetts General Hospital Harvard Medical School, Boston, MA 02129, and Department of Brain and Cognitive Sciences, MIT, Cambridge, MA 02142, U S A
    Neural Comput 26:237-63. 2014
    ..By allowing a substantive increase in the required bin size, our algorithm has the potential to lower the barrier to the use of point-process methods in an increasing number of applications. ..
  2. doi request reprint Instantaneous estimation of high-order nonlinear heartbeat dynamics by Lyapunov exponents
    Luca Citi
    Neuroscience Statistics Research Laboratory, Harvard Medical School, Massachusetts General Hospital, Boston, MA 02114, USA
    Conf Proc IEEE Eng Med Biol Soc 2012:13-6. 2012
    ..Experimental results show that our method is able to track complex cardiovascular control dynamics during fast transitional gravitational changes...
  3. doi request reprint Monitoring heartbeat nonlinear dynamics during general anesthesia by using the instantaneous dominant Lyapunov exponent
    Luca Citi
    Neuroscience Statistics Research Laboratory, Harvard Medical School, Massachusetts General Hospital, Boston, MA 02114, USA
    Conf Proc IEEE Eng Med Biol Soc 2012:3124-7. 2012
    ..Further investigation will focus on evolving our mathematical approach towards a promising monitoring tool for an accurate, noninvasive assessment of general anesthesia...
  4. pmc A real-time automated point-process method for the detection and correction of erroneous and ectopic heartbeats
    Luca Citi
    Department of Anesthesia, Massachusetts General Hospital Harvard Medical School, Boston, MA 02115, USA
    IEEE Trans Biomed Eng 59:2828-37. 2012
    ....
  5. pmc Decoding of grasping information from neural signals recorded using peripheral intrafascicular interfaces
    Silvestro Micera
    BioRobotics Institute, Scuola Superiore Sant Anna, Pisa, Italy
    J Neuroeng Rehabil 8:53. 2011
    ..This goal can be achieved with several approaches and among them, the use of implantable interfaces connected with the peripheral nervous system, namely intrafascicular electrodes, is considered particularly interesting...
  6. doi request reprint Documenting, modelling and exploiting P300 amplitude changes due to variable target delays in Donchin's speller
    Luca Citi
    Brain Computer Interfaces Lab, School of Computer Science and Electronic Engineering, University of Essex, Colchester CO4 3SQ, UK
    J Neural Eng 7:056006. 2010
    ..The method and the theoretical models we propose are general and can easily be used in other P300-based BCIs with minimal changes...
  7. doi request reprint Novel protocols for P300-based brain-computer interfaces
    Mathew Salvaris
    Brain Computer Interfaces Lab, School of Computer Science and Electronic Engineering, University of Essex, CO4 3SQ Colchester, UK
    IEEE Trans Neural Syst Rehabil Eng 20:8-17. 2012
    ..Furthermore, we performed a comparison of two periodic protocols with two less conventional oddball-like protocols that reveals the importance of the interactions between task and sequence in determining the success of a protocol...
  8. doi request reprint Using Laguerre expansion within point-process models of heartbeat dynamics: a comparative study
    Gaetano Valenza
    Neuroscience Statistics Research Laboratory, Harvard Medical School, Massachusetts General Hospital, Boston, MA 02114, USA
    Conf Proc IEEE Eng Med Biol Soc 2012:29-32. 2012
    ..Results performed on 10 subjects undergoing a stand-up protocol show that this novel methodology improves on the algorithmic performances and, at the same time, more accurately characterizes sympatho-vagal changes to posture...
  9. doi request reprint Eigenbrains: The free vibrational modes of the brain as a new representation for EEG
    Riccardo Poli
    School of Computer Science and Electronic Engineering, University of Essex CO4 3SQ, Colchester, UK
    Conf Proc IEEE Eng Med Biol Soc 2010:6011-4. 2010
    ..Eigenbrains are compared to principal component analysis and independent component analysis to highlight differences and similarities...
  10. pmc Instantaneous assessment of autonomic cardiovascular control during general anesthesia
    Zhe Chen
    Neuroscience Statistics Research Laboratory, Massachusetts General Hospital, Harvard Medical School, Boston, MA 02114, USA
    Conf Proc IEEE Eng Med Biol Soc 2011:8444-7. 2011
    ....
  11. pmc Revealing real-time emotional responses: a personalized assessment based on heartbeat dynamics
    Gaetano Valenza
    1 Neuroscience Statistics Research Laboratory, Massachusetts General Hospital, Harvard Medical School, Boston, MA, 02114, USA 2 Department of Brain and Cognitive Sciences, Massachusetts Institute of Technology, Cambridge, MA 02139, USA 3 Department of Information Engineering and Research Centre E Piaggio, University of Pisa, Pisa, Italy
    Sci Rep 4:4998. 2014
    ..Results, estimating emotions each 10 seconds, achieve an overall accuracy in recognizing four emotional states based on the circumplex model of affect of 79.29%, with 79.15% on the valence axis, and 83.55% on the arousal axis. ..
  12. pmc Instantaneous monitoring of sleep fragmentation by point process heart rate variability and respiratory dynamics
    Luca Citi
    Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital Harvard Medical School, Boston, MA, USA
    Conf Proc IEEE Eng Med Biol Soc 2011:7735-8. 2011
    ..An automatic threshold-based procedure is further able to detect brief arousals, with the instantaneous indices characterizing specific arousal dynamic signatures...
  13. pmc Point-process analysis of neural spiking activity of muscle spindles recorded from thin-film longitudinal intrafascicular electrodes
    Luca Citi
    Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital Harvard Medical School, Boston, MA 02114, USA
    Conf Proc IEEE Eng Med Biol Soc 2011:2311-4. 2011
    ..This important result is a first step towards a point process decoding algorithm to estimate the muscle length and possibly provide closed loop Functional Electrical Stimulation (FES) systems with natural sensory feedback information...
  14. doi request reprint Exploring multiple protocols for a brain-computer interface mouse
    Mathew Salvaris
    School of Computer Science and Electronic Engineering, University of Essex, CO4 3SQ, Colchester, UK
    Conf Proc IEEE Eng Med Biol Soc 2010:4189-92. 2010
    ..Results indicate that luminosity changes, the standard method of stimulation used in visual P300 BCI protocols, do provide the best performance of the variations presented here...
  15. pmc A point process approach for analyzing gait variability dynamics
    Robert J Ellis
    Music, Stroke Recovery, and Neuroimaging Laboratory in the Department of Neurology, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, MA 02215, USA
    Conf Proc IEEE Eng Med Biol Soc 2011:1648-51. 2011
    ..These results indicate the validity of a point process approach to the analysis of gait, and the potential utility of incorporating instantaneous measures of gait into diagnostic or patient monitoring applications...
  16. doi request reprint Reaction-time binning: a simple method for increasing the resolving power of ERP averages
    Riccardo Poli
    Brain Computer Interfaces Laboratory, School of Computer Science and Electronic Engineering, University of Essex, Colchester, 304 ESQ, UK
    Psychophysiology 47:467-85. 2010
    ..The method is applicable to within-subject and between-subject averages...