Quantifying EDA synchrony through joint sparse representation: A case-study of couples' interactions.
Theodora ChaspariBrian R. BaucomAdela C. TimmonsAndreas TsiartasLarissa Borofsky Del PieroKatherine J. W. BaucomPanayiotis G. GeorgiouGayla MargolinShrikanth S. NarayananPublished in: ICASSP (2015)
Keyphrases
- decision trees
- sparse representation
- joint optimization
- dictionary learning
- sparse coding
- face recognition
- compressive sensing
- image classification
- regularized least squares
- dimensionality reduction
- object tracking
- reconstruction error
- compressed sensing
- signal processing
- random projections
- image patches
- image representation
- piecewise smooth
- negative matrix factorization
- sparse reconstruction
- high dimensional data
- test images
- small number
- neural network
- action recognition
- norm minimization
- sparsity constraints
- sparse learning
- sparse coefficients