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ICIP
2000
IEEE
16 years 8 months ago
Low-Complexity Face-Assisted Video Coding
This paper presents a novel face-assisted video coding scheme to enhance the visual quality of the face regions in video telephony applications. A skin-color based face detection ...
Chia-Wen Lin, Yao-Jen Chang, Yung-Chang Chen
ICML
2009
IEEE
16 years 7 months ago
Learning Markov logic network structure via hypergraph lifting
Markov logic networks (MLNs) combine logic and probability by attaching weights to first-order clauses, and viewing these as templates for features of Markov networks. Learning ML...
Stanley Kok, Pedro Domingos
ICML
2003
IEEE
16 years 7 months ago
Semi-Supervised Learning Using Gaussian Fields and Harmonic Functions
An approach to semi-supervised learning is proposed that is based on a Gaussian random field model. Labeled and unlabeled data are represented as vertices in a weighted graph, wit...
Xiaojin Zhu, Zoubin Ghahramani, John D. Lafferty
STOC
2003
ACM
95views Algorithms» more  STOC 2003»
16 years 6 months ago
Random knapsack in expected polynomial time
In this paper, we present the first average-case analysis proving an expected polynomial running time for an exact algorithm for the 0/1 knapsack problem. In particular, we prove,...
René Beier, Berthold Vöcking
ICDCS
2009
IEEE
16 years 3 months ago
MOPS: Providing Content-Based Service in Disruption-Tolerant Networks
—Content-based service, which dynamically routes and delivers events from sources to interested users, is extremely important to network services. However, existing content-based...
Feng Li, Jie Wu