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» Theory and Use of the EM Algorithm
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ICPR
2004
IEEE
16 years 2 months ago
Systematic Static Shadow Detection
A systematic static shadow detection algorithm for color images is presented in this paper. The image is modeled by an undirected graph and the shadow detection is achieved throug...
Jian Yao, Zhongfei (Mark) Zhang
UAI
2003
15 years 2 months ago
On the Convergence of Bound Optimization Algorithms
Many practitioners who use EM and related algorithms complain that they are sometimes slow. When does this happen, and what can be done about it? In this paper, we study the gener...
Ruslan Salakhutdinov, Sam T. Roweis, Zoubin Ghahra...
ASPDAC
2005
ACM
97views Hardware» more  ASPDAC 2005»
15 years 3 months ago
Fast synthesis of exact minimal reversible circuits using group theory
- We present fast algorithms to synthesize exact minimal reversible circuits for various types of gates and costs. By reducing reversible logic synthesis problems to group theory p...
Guowu Yang, Xiaoyu Song, William N. N. Hung, Marek...
CORR
2007
Springer
135views Education» more  CORR 2007»
15 years 1 months ago
Detailed Network Measurements Using Sparse Graph Counters: The Theory
— Measuring network flow sizes is important for tasks like accounting/billing, network forensics and security. Per-flow accounting is considered hard because it requires that m...
Yi Lu, Andrea Montanari, Balaji Prabhakar
CAD
2007
Springer
15 years 1 months ago
Detection of closed sharp edges in point clouds using normal estimation and graph theory
The reconstruction of a surface model from a point cloud is an important task in the reverse engineering of industrial parts. We aim at constructing a curve network on the point c...
Kris Demarsin, Denis Vanderstraeten, Tim Volodine,...