Sciweavers

490 search results - page 22 / 98
» Image Authentication Based on Distributed Source Coding
Sort
View
ICMCS
2007
IEEE
163views Multimedia» more  ICMCS 2007»
15 years 4 months ago
Detecting Digital Image Forgeries by Measuring Inconsistencies of Blocking Artifact
Digital images can be forged easily with today’s widely available image processing software. In this paper, we describe a passive approach to detect digital forgeries by checkin...
Shuiming Ye, Qibin Sun, Ee-Chien Chang
78
Voted
CONEXT
2008
ACM
14 years 11 months ago
A security plane for publish/subscribe based content oriented networks
The publish/subscribe communication paradigm is an appealing mechanism for efficient content retrieval due to the decoupling of data sources and consumers. However, the location d...
Walter Wong, Fábio Luciano Verdi, Maur&iacu...
CORR
2008
Springer
148views Education» more  CORR 2008»
14 years 9 months ago
A Non-differential Distributed Space-Time Coding for Partially-Coherent Cooperative Communication
In a distributed space-time coding scheme, based on the relay channel model, the relay nodes co-operate to linearly process the transmitted signal from the source and forward them ...
Jagadeesh Harshan, B. Sundar Rajan
SAC
2005
ACM
15 years 3 months ago
A distributed content-based search engine based on mobile code
Current search engines crawl the Web, download content, and digest this content locally. For multimedia content, this involves considerable volumes of data. Furthermore, this proc...
Volker Roth, Ulrich Pinsdorf, Jan Peters
ICIP
2008
IEEE
15 years 4 months ago
Homography based distributed video coding for a network of cameras
Networks of multiple video cameras are being deployed in several scenarios like surveillance, traffic enforcement, human motion analysis and sports telecast. The unmanageable siz...
Ashok Veeraraghavan, Mahesh Ramachandran, Mareboya...