Automated identification of neuronal activity from calcium imaging by sparse dictionary learning.
Ferran Diego AndillaSusanne ReichinnekMartin BothFred A. HamprechtPublished in: ISBI (2013)
Keyphrases
- dictionary learning
- sparse representation
- sparse coding
- object category recognition
- group sparsity
- medical imaging
- image processing
- sparse codes
- sparsity constraints
- computer vision
- signal recovery
- natural images
- dictionary learning for sparse
- image classification
- unsupervised learning
- dimensionality reduction
- high dimensional
- training data
- linear combination
- test images
- image patches
- data points
- negative matrix factorization
- high resolution
- pairwise
- object recognition
- neural network