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ICCHP
2010
Springer
14 years 14 days ago
Real-Time Walk Light Detection with a Mobile Phone
Crossing an urban traffic intersection is one of the most dangerous activities of a blind or visually impaired person's travel. Building on past work by the authors on the iss...
Volodymyr Ivanchenko, James Coughlan, Huiying Shen
CCS
2001
ACM
14 years 6 days ago
A Cryptanalysis of the High-Bandwidth Digital Content Protection System
Abstract. We describe a weakness in the High Bandwidth Digital Content Protection (HDCP) scheme which may lead to practical attacks. HDCP is a proposed identity-based cryptosystem ...
Scott Crosby, Ian Goldberg, Robert Johnson, Dawn X...
CIVR
2006
Springer
114views Image Analysis» more  CIVR 2006»
13 years 11 months ago
Keyframe Retrieval by Keypoints: Can Point-to-Point Matching Help?
Abstract. Bag-of-words representation with visual keypoints has recently emerged as an attractive approach for video search. In this paper, we study the degree of improvement when ...
Wanlei Zhao, Yu-Gang Jiang, Chong-Wah Ngo
EVENT
2001
173views more  EVENT 2001»
13 years 9 months ago
Recognizing Action Events from Multiple Viewpoints
A first step towards an understanding of the semantic content in a video is the reliable detection and recognition of actions performed by objects. This is a dificult problem due ...
Tanveer Fathima Syeda-Mahmood, M. Alex O. Vasilesc...
BMVC
2000
13 years 9 months ago
Recognising the Dynamics of Faces across Multiple Views
We present an integrated framework for dynamic face detection and recognition, where head pose is estimated using Support Vector Regression, face detection is performed by Support...
Yongmin Li, Shaogang Gong, Heather M. Liddell