Effect of Sparse Representation of Time Series Data on Learning Rate of Time-Delay Neural Networks.
Masoumeh Kalantari KhandaniWasfy B. MikhaelPublished in: Circuits Syst. Signal Process. (2021)
Keyphrases
- sparse representation
- learning rate
- dictionary learning
- sparse coding
- convergence rate
- learning algorithm
- face recognition
- image classification
- compressed sensing
- convergence speed
- image patches
- signal processing
- rapid convergence
- negative matrix factorization
- regularized least squares
- image representation
- compressive sensing
- adaptive learning rate
- random projections
- joint optimization
- high dimensional data
- weight vector
- dimensionality reduction
- high dimensional
- delta bar delta
- data analysis
- training data
- computer vision