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Species preserved and exclusive structural connections revealed by sparse CCA

  • Northwestern Polytechnical University Xian
  • University of Georgia

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Brain evolution has been an intriguing research topic for centuries. Efforts have been denoted to identifying structural connectome preserved between macaques and humans and the one exclusive to one species. However,recent studies mainly focus on one specific fasciculus or one region. The similarity and difference of global structural connection network in macaque and human are still largely unknown. In this work,we used diffusion MRI (dMRI) to estimate the whole brain large-scale white matter pathways and Brodmann areas as a test bed to construct a global connectome for the two species. We adopted sparse canonical correlation analysis (SCCA) algorithm to yield the weights which can be applied to the connectome to produce the components strongly correlated between the two species. Joint analysis of the weights helped to identify the preserved white matter pathways and those exclusive to a specific species. The results are consistent with the reports in the literatures,demonstrating the effectiveness and promise of this framework.

Original languageEnglish
Title of host publicationMedical Image Computing and Computer-Assisted Intervention - MICCAI 2016 - 19th International Conference, Proceedings
EditorsSebastian Ourselin, Leo Joskowicz, Mert R. Sabuncu, William Wells, Gozde Unal
PublisherSpringer Verlag
Pages123-131
Number of pages9
ISBN (Print)9783319467191
DOIs
StatePublished - 2016
Event1st International Workshop on Simulation and Synthesis in Medical Imaging, SASHIMI 2016 held in conjunction with 19th International Conference on Medical Image Computing and Computer-Assisted Intervention, MICCAI 2016 - Athens, Greece
Duration: 21 Oct 201621 Oct 2016

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume9900 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference1st International Workshop on Simulation and Synthesis in Medical Imaging, SASHIMI 2016 held in conjunction with 19th International Conference on Medical Image Computing and Computer-Assisted Intervention, MICCAI 2016
Country/TerritoryGreece
CityAthens
Period21/10/1621/10/16

Keywords

  • Diffusion MRI
  • Large-scale connectome
  • Species comparison

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