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ITCC
2005
IEEE
16 years 7 days ago
A Scalable Generative Topographic Mapping for Sparse Data Sequences
We propose a novel, computationally efficient generative topographic model for inferring low dimensional representations of high dimensional data sets, designed to exploit data s...
Ata Kabán
IBPRIA
2005
Springer
16 years 5 days ago
A Real-Time Gabor Primal Sketch for Visual Attention
We describe a fast algorithm for Gabor filtering, specially designed for multi-scale image representations. Our proposal is based on three facts: first, Gabor functions can be de...
Alexandre Bernardino, José Santos-Victor
ICCBR
2003
Springer
15 years 12 months ago
An Investigation of Generalized Cases
In the CBR literature from the past 25 years there is a considerable amount of research work that makes use of cases that are subspaces of some representation space rather than poi...
Kerstin Maximini, Rainer Maximini, Ralph Bergmann
ICPR
2002
IEEE
15 years 11 months ago
Determining a Suitable Metric when Using Non-Negative Matrix Factorization
The Non-negative Matrix Factorization technique (NMF) has been recently proposed for dimensionality reduction. NMF is capable to produce a region- or partbased representation of o...
David Guillamet, Jordi Vitrià
ICPR
2000
IEEE
15 years 11 months ago
Human Silhouette Recognition with Fourier Descriptors
A novel approach for human silhouette recognition is presented. The method is based on Fourier descriptors. We made an analysis of which and how many descriptors are enough to hav...
Rocío Díaz de León, Luis Enri...