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ICMCS
2005
IEEE
116views Multimedia» more  ICMCS 2005»
14 years 3 months ago
Lossless image compression with tree coding of magnitude levels
With the rapid development of digital technology in consumer electronics, the demand to preserve raw image data for further editing or repeated compression is increasing. Traditio...
Hua Cai, Jiang Li
ACJ
2006
85views more  ACJ 2006»
13 years 10 months ago
Tree Automata for Schema-Level Filtering of XML Associations
In this paper we present query filtering techniques based on bottom-up tree automata for XML access control. In our authorization model (RXACL), RDF statements are used to represen...
Vaibhav Gowadia, Csilla Farkas
MACE
2009
Springer
278views Communications» more  MACE 2009»
14 years 4 months ago
Achieving High-Level Directives Using Strategy-Trees
Abstract. A strategy-tree provides a systematic approach to the evaluation of the effectiveness of deployed policy sets and a mechanism to dynamically alter policy sets (i.e., alt...
Bradley Simmons, Hanan Lutfiyya
INFOCOM
2009
IEEE
14 years 4 months ago
Hardness and Approximation of the Survivable Multi-Level Fat Tree Problem
—With the explosive deployment of “triple play” (voice, video and data services) over the same access network, guaranteeing a certain-level of survivability for the access ne...
Hung Q. Ngo, Thanh-Nhan Nguyen, Dahai Xu