Wavelet Packet Power Spectrum Kullback-Leibler Divergence: A New Metric for Image Synthesis.
Lokesh VeeramacheneniMoritz WolterJuergen GallPublished in: CoRR (2023)
Keyphrases
- image synthesis
- power spectrum
- kullback leibler divergence
- wavelet packet
- distance measure
- frequency domain
- denoising
- filter bank
- natural images
- subband
- mutual information
- probability density function
- computer graphics
- information theoretic
- density function
- wavelet transform
- wavelet decomposition
- image compression
- marginal distributions
- image coding
- similarity measure
- wavelet domain
- feature vectors
- image denoising
- distance function
- non stationary
- high frequency
- pattern recognition
- high quality
- prior knowledge
- image data
- higher order
- nearest neighbor