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Nonparametric sparse hierarchical models describe V1 fMRI responses to natural images.
Pradeep Ravikumar
Vincent Q. Vu
Bin Yu
Thomas Naselaris
Kendrick N. Kay
Jack L. Gallant
Published in:
NIPS (2008)
Keyphrases
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natural images
hierarchical models
sparse coding
compressed sensing
hierarchical model
natural scenes
hierarchical structures
image denoising
multiscale
higher order
object recognition
image patches
denoising
input image
deep belief networks
learning algorithm
sparse representation
high dimensional
receptive fields
generative model
visual cortex
image statistics
human body
natural image statistics
image processing
natural image patches
hierarchical structure
gaussian process
maximum likelihood
image classification
pairwise
computer vision