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ICIP
2007
IEEE
15 years 7 months ago
Improved Image Segmentation using Photonic Mixer Devices
Aiming at improving image segmentation and extending regular computer vision algorithms an image sensor, acquiring additional depth information is deployed. The novel Photonic Mix...
Frank Wallhoff, Martin Russ, Gerhard Rigoll, Johan...
116
Voted
SIGIR
2005
ACM
15 years 6 months ago
Robustness of adaptive filtering methods in a cross-benchmark evaluation
This paper reports a cross-benchmark evaluation of regularized logistic regression (LR) and incremental Rocchio for adaptive filtering. Using four corpora from the Topic Detection...
Yiming Yang, Shinjae Yoo, Jian Zhang, Bryan Kisiel
90
Voted
ECML
2006
Springer
15 years 4 months ago
Evaluating Feature Selection for SVMs in High Dimensions
We perform a systematic evaluation of feature selection (FS) methods for support vector machines (SVMs) using simulated high-dimensional data (up to 5000 dimensions). Several findi...
Roland Nilsson, José M. Peña, Johan ...
122
Voted
UAI
2008
15 years 2 months ago
Projected Subgradient Methods for Learning Sparse Gaussians
Gaussian Markov random fields (GMRFs) are useful in a broad range of applications. In this paper we tackle the problem of learning a sparse GMRF in a high-dimensional space. Our a...
John Duchi, Stephen Gould, Daphne Koller
VCIP
2003
129views Communications» more  VCIP 2003»
15 years 2 months ago
Fast method of segmentation and indexing MPEG1-2 flow
Multimedia data accessibility depends on a precise indexing, involving a computational cost. This paper proposes a new fast method of segmentation and indexing in order to fill o...
Lionel Brunel, Pierre Mathieu