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» On the Generation of Spatiotemporal Datasets
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TOG
2010
106views more  TOG 2010»
14 years 5 months ago
Accelerating spatially varying Gaussian filters
High-dimensional Gaussian filters, most notably the bilateral filter, are important tools for many computer graphics and vision tasks. In recent years, a number of techniques for ...
Jongmin Baek, David E. Jacobs
99
Voted
ICMCS
2006
IEEE
170views Multimedia» more  ICMCS 2006»
15 years 5 months ago
Automatic Query Expansion for News Video Retrieval
In this paper, we present an integrated system for news video retrieval. The proposed system incorporates both speech and visual information in the search mechanisms. The initial ...
Yun Zhai, Jingen Liu, Mubarak Shah
136
Voted
ICASSP
2011
IEEE
14 years 2 months ago
A Bernoulli-Gaussian model for gene factor analysis
This paper investigates a Bayesian model and a Markov chain Monte Carlo (MCMC) algorithm for gene factor analysis. Each sample in the dataset is decomposed as a linear combination...
Cecile Bazot, Nicolas Dobigeon, Jean-Yves Tournere...
155
Voted
BTW
2011
Springer
218views Database» more  BTW 2011»
14 years 2 months ago
Tracking Hot-k Items over Web 2.0 Streams
Abstract: The rise of the Web 2.0 has made content publishing easier than ever. Yesterday’s passive consumers are now active users who generate and contribute new data to the web...
Parisa Haghani, Sebastian Michel, Karl Aberer
119
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SDM
2011
SIAM
241views Data Mining» more  SDM 2011»
14 years 1 months ago
A Fast Algorithm for Sparse PCA and a New Sparsity Control Criteria
Sparse principal component analysis (PCA) imposes extra constraints or penalty terms to the standard PCA to achieve sparsity. In this paper, we first introduce an efficient algor...
Yunlong He, Renato Monteiro, Haesun Park