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» On Approximation Algorithms for Hierarchical MAX-SAT
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NIPS
2001
15 years 1 months ago
Latent Dirichlet Allocation
We describe latent Dirichlet allocation (LDA), a generative probabilistic model for collections of discrete data such as text corpora. LDA is a three-level hierarchical Bayesian m...
David M. Blei, Andrew Y. Ng, Michael I. Jordan
77
Voted
TVCG
2010
162views more  TVCG 2010»
14 years 10 months ago
Computing Robustness and Persistence for Images
—We are interested in 3-dimensional images given as arrays of voxels with intensity values. Extending these values to a continuous function, we study the robustness of homology c...
Paul Bendich, Herbert Edelsbrunner, Michael Kerber
ICIP
2004
IEEE
16 years 1 months ago
Learning structured dictionaries for image representation
The dictionary approach to signal and image processing has been massively investigated in the last two decades, proving very attractive for a wide range of applications. The effec...
Gianluca Monaci, Pierre Vandergheynst
CORR
2010
Springer
155views Education» more  CORR 2010»
14 years 6 months ago
A Complexity View of Markets with Social Influence
: In this paper, inspired by the work of Megiddo on the formation of preferences and strategic analysis, we consider an early market model studied in the field of economic theory, ...
Xi Chen, Shang-Hua Teng
CGF
2008
78views more  CGF 2008»
14 years 12 months ago
Single-pass Scalable Subsurface Rendering with Lightcuts
This paper presents a new, scalable, single pass algorithm for computing subsurface scattering using the diffusion approximation. Instead of pre-computing a globally conservative ...
Adam Arbree, Bruce Walter, Kavita Bala