Active-set newton algorithm for non-negative sparse coding of audio.

Tuomas Virtanen Bhiksha Raj Jort F. Gemmeke Hugo Van hamme

Published in: ICASSP (2014)

Keyphrases

active set
dynamic programming
learning algorithm
k means
signal processing
optimal solution
worst case
linear programming
efficient implementation
interior point
similarity measure
expectation maximization
image restoration
knapsack problem
dictionary learning
primal dual