Intrinsic dimension estimation of the fMRI space via sparsity-promoting matrix factorization: Counting the 'brain cores' of the human brain.
Harris V. GeorgiouPublished in: PCI (2017)
Keyphrases
- human brain
- matrix factorization
- functional magnetic resonance imaging
- intrinsic dimension
- intrinsic dimensionality
- brain imaging
- information processing
- collaborative filtering
- tensor factorization
- recommender systems
- brain images
- low dimensional
- missing data
- cerebral cortex
- white matter
- low rank
- sparse representation
- nonnegative matrix factorization
- high dimensional
- negative matrix factorization
- functional brain
- visuo motor
- brain regions
- factor analysis
- vector space
- cognitive states
- dimensionality reduction
- discriminant analysis
- feature space
- decision making
- machine learning