A generalization of weighted sparse decomposition to negative weights.
Ghazaleh DelfiShayan AziznejadSana AmaniMassoud Babaie-ZadehChristian JuttenPublished in: EUSIPCO (2017)
Keyphrases
- weighted sum
- total weight
- tensor factorization
- tensor decomposition
- weight function
- weighting functions
- positive and negative
- sparse data
- high dimensional
- weighted association rule mining
- linear combination
- efficient computation
- weighting schemes
- decomposition method
- compressed sensing
- weight matrix
- weighted average
- image decomposition
- relative importance
- sparse representation
- machine learning
- hierarchical decomposition
- compressive sensing
- sparse matrix
- sparse coding
- wavelet packet
- image classification