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ICIP
2009
IEEE
13 years 6 months ago
A compressive-sensing based watermarking scheme for sparse image tampering identification
In this paper we describe a robust watermarking scheme for image tampering identification and localization. A compact representation of the image is first produced by assembling a...
Giuseppe Valenzise, Marco Tagliasacchi, Stefano Tu...
AICT
2006
IEEE
122views Communications» more  AICT 2006»
14 years 2 months ago
Optimizing and Balancing Load in Fully Distributed P2P File Sharing Systems
A peer-to-peer file sharing system includes a lookup and a content distribution protocol. Very efficient peer-to-peer protocols exist for content distribution, but efficient in...
Anh-Tuan Gai, Laurent Viennot
COMCOM
2010
276views more  COMCOM 2010»
13 years 9 months ago
Adjustable convergecast tree protocol for wireless sensor networks
For data-collection applications in sensor networks, it is important to ensure base station receives a complete picture about the monitored area. Convergecast is an important commu...
Tzung-Shi Chen, Hua-Wen Tsai, Chih-Ping Chu
TOIS
2002
97views more  TOIS 2002»
13 years 8 months ago
Burst tries: a fast, efficient data structure for string keys
Many applications depend on efficient management of large sets of distinct strings in memory. For example, during index construction for text databases a record is held for each d...
Steffen Heinz, Justin Zobel, Hugh E. Williams
ICC
2007
IEEE
180views Communications» more  ICC 2007»
14 years 3 months ago
Distributed Quad-Tree for Spatial Querying in Wireless Sensor Networks
— In contrast to the traditional wireless sensor network (WSN) applications that perform only data collection and aggregation, new generation of information processing applicatio...
Murat Demirbas, Xuming Lu