Joint estimation of activity signal and HRF in fMRI using fused LASSO.
Priya AggarwalAnubha GuptaAjay GargPublished in: GlobalSIP (2015)
Keyphrases
- joint estimation
- response function
- general linear model
- brain activity
- statistical pattern recognition
- activation patterns
- dynamic range
- functional magnetic resonance imaging
- feature selection
- cognitive states
- signal processing
- gaussian process
- sparse representation
- data analysis
- image intensity
- least squares
- cross validation
- human brain
- model selection
- image brightness
- probabilistic model
- cortical areas