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pro vyhledávání: '"Michael S Lewicki"'
Autor:
Eizaburo Doi, Michael S Lewicki
Publikováno v:
PLoS Computational Biology, Vol 10, Iss 8, p e1003761 (2014)
A fundamental task of a sensory system is to infer information about the environment. It has long been suggested that an important goal of the first stage of this process is to encode the raw sensory signal efficiently by reducing its redundancy in t
Externí odkaz:
https://doaj.org/article/c0a98a1e6756478ab34a3543f9c7a29d
Publikováno v:
Frontiers in Psychology, Vol 5 (2014)
The problem of scene analysis has been studied in a number of different fields over the past decades. These studies have led to a number of important insights into problems of scene analysis, but not all of these insights are widely appreciated. Desp
Externí odkaz:
https://doaj.org/article/3f92e506f3ad45e1b4bf1e5c410d9b44
Autor:
Yan Karklin, Michael S. Lewicki
Publikováno v:
Nature. 457:83-86
A fundamental function of the visual system is to encode the building blocks of natural scenes-edges, textures and shapes-that subserve visual tasks such as object recognition and scene understanding. Essential to this process is the formation of abs
Publikováno v:
IEEE Transactions on Image Processing. 16:442-452
We address the problem of robust coding in which the signal information should be preserved in spite of intrinsic noise in the representation. We present a theoretical analysis for 1- and 2-D cases and characterize the optimal linear encoder and deco
Publikováno v:
Nature. 439:978-982
Efficient coding theory posits that sensory systems are under strong evolutionary and developmental pressures to utilize highly efficient codes (Barlow, 1961; Atick, 1992; Simoncelli and Olshausen, 2001; Laughlin and Sejnowski, 2003). Using informati
Autor:
Michael S. Lewicki, Yan Karklin
Publikováno v:
Neural Computation. 17:397-423
Capturing statistical regularities in complex, high-dimensional data is an important problem in machine learning and signal processing. Models such as principal component analysis (PCA) and independent component analysis (ICA) make few assumptions ab
Autor:
Yan Karklin, Michael S Lewicki
Publikováno v:
Network: Computation in Neural Systems. 14:483-499
Autor:
Michael S. Lewicki
Publikováno v:
Nature Neuroscience. 5:356-363
The auditory system encodes sound by decomposing the amplitude signal arriving at the ear into multiple frequency bands whose center frequencies and bandwidths are approximately exponential functions of the distance from the stapes. This organization
Autor:
Michael S. Lewicki
Publikováno v:
Frontiers in Psychology, Vol 5 (2014)
In the original article, the caption of Figure 5 contained an error of acknowledgment for the figure source. It should be: (redrawn from von der Emde, 1999).
Autor:
Michael S. Lewicki, Eizaburo Doi
Publikováno v:
PLoS Computational Biology, Vol 10, Iss 8, p e1003761 (2014)
PLoS Computational Biology
PLoS Computational Biology
A fundamental task of a sensory system is to infer information about the environment. It has long been suggested that an important goal of the first stage of this process is to encode the raw sensory signal efficiently by reducing its redundancy in t