Detecting Activations over Graphs using Spanning Tree Wavelet Bases.
James SharpnackAarti SinghAkshay KrishnamurthyPublished in: AISTATS (2013)
Keyphrases
- spanning tree
- wavelet bases
- minimum spanning tree
- scaling function
- minimum spanning trees
- wavelet transform
- minimum cost
- basis functions
- edge disjoint
- wavelet basis
- wavelet compression
- minimum weight
- wavelet coefficients
- undirected graph
- image compression
- denoising
- filter bank
- weighted graph
- color space
- multiscale
- subband
- minimum total cost
- image processing
- linear combination
- signal processing
- pattern recognition