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LCN
2008
IEEE
14 years 4 months ago
Hyperbolic location estimation of malicious nodes in mobile WiFi/802.11 networks
—Hyperbolic position bounding (HPB) provides a mechanism to probabilistically delimit the location of a wireless network malicious insider to a candidate area. A large scale path...
Christine Laurendeau, Michel Barbeau
ICMCS
2007
IEEE
154views Multimedia» more  ICMCS 2007»
14 years 4 months ago
Improving Semantic Concept Detection and Retrieval using Contextual Estimates
In this paper we introduce a novel contextual fusion method to improve the detection scores of semantic concepts in images and videos. Our method consists of three phases. For eac...
Yusuf Aytar, Omer Bilal Orhan, Mubarak Shah
ICANN
2007
Springer
14 years 4 months ago
Structure Learning with Nonparametric Decomposable Models
Abstract. We present a novel approach to structure learning for graphical models. By using nonparametric estimates to model clique densities in decomposable models, both discrete a...
Anton Schwaighofer, Mathäus Dejori, Volker Tr...
CRV
2006
IEEE
160views Robotics» more  CRV 2006»
14 years 4 months ago
Multiple-Sensor Indoor Surveillance System
This paper describes a surveillance system that uses a network of sensors of different kind for localizing and tracking people in an office environment. The sensor network consist...
Valery A. Petrushin, Gang Wei, Omer Shakil, Damian...
ACIVS
2006
Springer
14 years 4 months ago
Blue Sky Detection for Picture Quality Enhancement
Content analysis of video and still images is attractive for multiple reasons, such as enabling content-based actions and image manipulation. This paper presents a new algorithm an...
Bahman Zafarifar, Peter H. N. de With