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» An Update on Generalized Information Theory
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ICC
2008
IEEE
110views Communications» more  ICC 2008»
16 years 1 months ago
On the Eigenvalue Distribution of Ricean MIMO Channels by Character Expansion of Groups
Abstract— Joint eigenvalue distribution of the noncentral complex Wishart matrix, i.e. HH∗ where H is the nonzero-mean complex Gaussian random channel matrix of a multiple-inpu...
Alireza Ghaderipoor, Chintha Tellambura
SMI
2006
IEEE
135views Image Analysis» more  SMI 2006»
16 years 1 months ago
Laplace-Beltrami Eigenfunctions Towards an Algorithm That "Understands" Geometry
One of the challenges in geometry processing is to automatically reconstruct a higher-level representation from raw geometric data. For instance, computing a parameterization of a...
Bruno Lévy
MM
2005
ACM
209views Multimedia» more  MM 2005»
16 years 18 days ago
Learning an image-word embedding for image auto-annotation on the nonlinear latent space
Latent Semantic Analysis (LSA) has shown encouraging performance for the problem of unsupervised image automatic annotation. LSA conducts annotation by keywords propagation on a l...
Wei Liu, Xiaoou Tang
ACMDIS
2004
ACM
16 years 15 days ago
Privacy risk models for designing privacy-sensitive ubiquitous computing systems
Privacy is a difficult design issue that is becoming increasingly important as we push into ubiquitous computing environments. While there is a fair amount of theoretical work on ...
Jason I. Hong, Jennifer D. Ng, Scott Lederer, Jame...
MM
2004
ACM
142views Multimedia» more  MM 2004»
16 years 14 days ago
Learning query-class dependent weights in automatic video retrieval
Combining retrieval results from multiple modalities plays a crucial role for video retrieval systems, especially for automatic video retrieval systems without any user feedback a...
Rong Yan, Jun Yang 0003, Alexander G. Hauptmann