Functional Brain Imaging with M/EEG Using Structured Sparsity in Time-Frequency Dictionaries.
Alexandre GramfortDaniel StrohmeierJens HaueisenMatti S. HämäläinenMatthieu KowalskiPublished in: IPMI (2011)
Keyphrases
- brain imaging
- structured sparsity
- brain regions
- functional connectivity
- brain activity
- human brain
- signal processing
- statistical learning
- brain images
- functional magnetic resonance imaging
- compressive sensing
- sparse representation
- factor analysis
- image analysis
- eeg signals
- convex optimization problems
- brain computer interface
- learning problems
- information processing
- human subjects
- machine learning
- medical images
- diffusion tensor imaging
- data analysis
- medical imaging
- cognitive states
- high dimensional
- group lasso
- feature selection