Juha R Koikkalainen

Summary

Affiliation: VTT Biotechnology
Country: Finland

Publications

  1. pmc Improved classification of Alzheimer's disease data via removal of nuisance variability
    Juha Koikkalainen
    VTT Technical Research Centre of Finland, Tampere, Finland
    PLoS ONE 7:e31112. 2012
  2. pmc Late gadolinium enhanced cardiovascular magnetic resonance of lamin A/C gene mutation related dilated cardiomyopathy
    Miia Holmström
    Department of Radiology, University of Helsinki and HUS Radiology Medical Imaging Center P, O, Box 340, FI 00029 HUS, Finland
    J Cardiovasc Magn Reson 13:30. 2011
  3. ncbi request reprint Shape variability of the human striatum--Effects of age and gender
    Juha Koikkalainen
    Laboratory of Biomedical Engineering, Helsinki University of Technology, PO Box 2200, FIN 02015 HUT, Finland
    Neuroimage 34:85-93. 2007
  4. doi request reprint Early familial dilated cardiomyopathy: identification with determination of disease state parameter from cine MR image data
    Juha R Koikkalainen
    VTT Technical Research Centre of Finland, Tekniikankatu 1, FIN 33101 Tampere, Finland
    Radiology 249:88-96. 2008
  5. doi request reprint Methods of artificial enlargement of the training set for statistical shape models
    Juha Koikkalainen
    VTT Technical Research Centre of Finland, FIN 33101 Tampere, Finland
    IEEE Trans Med Imaging 27:1643-54. 2008
  6. pmc Multi-template tensor-based morphometry: application to analysis of Alzheimer's disease
    Juha Koikkalainen
    VTT Technical Research Centre of Finland, Tampere, Finland
    Neuroimage 56:1134-44. 2011
  7. doi request reprint Fast and robust multi-atlas segmentation of brain magnetic resonance images
    Jyrki Mp Lötjönen
    Knowledge Intensive Services, VTT Technical Research Centre of Finland, PO Box 1300 street address Tekniikankatu 1, FIN 33101 Tampere, Finland
    Neuroimage 49:2352-65. 2010
  8. doi request reprint Evaluation of cardiac biventricular segmentation from multiaxis MRI data: a multicenter study
    Jyrki M P Lötjönen
    VTT Technical Research Centre of Finland, Tampere, Finland
    J Magn Reson Imaging 28:626-36. 2008

Collaborators

Detail Information

Publications8

  1. pmc Improved classification of Alzheimer's disease data via removal of nuisance variability
    Juha Koikkalainen
    VTT Technical Research Centre of Finland, Tampere, Finland
    PLoS ONE 7:e31112. 2012
    ..In conclusion, the study shows that the excess variability caused by nuisance features should be removed from the data to improve the classification accuracy, and therefore, the reliability of diagnosis making...
  2. pmc Late gadolinium enhanced cardiovascular magnetic resonance of lamin A/C gene mutation related dilated cardiomyopathy
    Miia Holmström
    Department of Radiology, University of Helsinki and HUS Radiology Medical Imaging Center P, O, Box 340, FI 00029 HUS, Finland
    J Cardiovasc Magn Reson 13:30. 2011
    ..We also investigated the connection between myocardial fibrosis and conduction abnormalities...
  3. ncbi request reprint Shape variability of the human striatum--Effects of age and gender
    Juha Koikkalainen
    Laboratory of Biomedical Engineering, Helsinki University of Technology, PO Box 2200, FIN 02015 HUT, Finland
    Neuroimage 34:85-93. 2007
    ..This method will be particularly useful for investigating neuropsychiatric disorders that are associated with subtle morphological alterations of the brain, such as schizophrenia...
  4. doi request reprint Early familial dilated cardiomyopathy: identification with determination of disease state parameter from cine MR image data
    Juha R Koikkalainen
    VTT Technical Research Centre of Finland, Tekniikankatu 1, FIN 33101 Tampere, Finland
    Radiology 249:88-96. 2008
    ..To characterize early changes in cardiac anatomy and function for lamin A/C gene (LMNA) mutation carriers by using magnetic resonance (MR) imaging and to develop tools to analyze and visualize the findings...
  5. doi request reprint Methods of artificial enlargement of the training set for statistical shape models
    Juha Koikkalainen
    VTT Technical Research Centre of Finland, FIN 33101 Tampere, Finland
    IEEE Trans Med Imaging 27:1643-54. 2008
    ..The active shape model segmentation gave better segmentation accuracy than the one based on the simulated annealing optimization of the model weights...
  6. pmc Multi-template tensor-based morphometry: application to analysis of Alzheimer's disease
    Juha Koikkalainen
    VTT Technical Research Centre of Finland, Tampere, Finland
    Neuroimage 56:1134-44. 2011
    ..The statistical group-level difference maps produced using multi-template TBM were smoother, formed larger continuous regions, and had larger t-values than the maps obtained with single-template TBM...
  7. doi request reprint Fast and robust multi-atlas segmentation of brain magnetic resonance images
    Jyrki Mp Lötjönen
    Knowledge Intensive Services, VTT Technical Research Centre of Finland, PO Box 1300 street address Tekniikankatu 1, FIN 33101 Tampere, Finland
    Neuroimage 49:2352-65. 2010
    ..The correlation coefficient for hippocampal volumes was 0.95 with the ADNI data. The computation time using a standard multicore PC computer was about 3-4 min. Our results compare favourably with other recently published results...
  8. doi request reprint Evaluation of cardiac biventricular segmentation from multiaxis MRI data: a multicenter study
    Jyrki M P Lötjönen
    VTT Technical Research Centre of Finland, Tampere, Finland
    J Magn Reson Imaging 28:626-36. 2008
    ..To validate a volumetric biventricular segmentation solution for multiaxis cardiac magnetic resonance (CMR) images...