812 search results - page 85 / 163 » Edge detection using wavelets |
DISCEX
2003
IEEE
14 years 3 months ago
2003
IEEE
The nature of the threats posed by Distributed Denial of Service (DDoS) attacks on large networks, such as the Internet, demands effective detection and response methods. These me...
ICIP
2009
IEEE
13 years 7 months ago
2009
IEEE
This paper proposes an algorithm for abandoned object detection based on generative model of low level features. First, suspected blobs are detected by foreground detection and pi...
ICDM
2010
IEEE
13 years 8 months ago
2010
IEEE
Abstract--We address the problem of detecting characteristic patterns in communication networks. We introduce a scalable approach based on set-system discrepancy. By implicitly lab...
ACCV
2007
Springer
14 years 4 months ago
2007
Springer
We present a simple and practical approach for segmenting un-occluded items in a scene by actively casting shadows. By ’items’, we refer to objects (or part of objects) enclose...
ICCV
2009
IEEE
13 years 7 months ago
2009
IEEE
We present an algorithm that quickly and accurately estimates vanishing points in images of man-made environments. Contrary to previously proposed solutions, ours is neither itera...