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TWC
2008
120views more  TWC 2008»
13 years 7 months ago
A cartel maintenance framework to enforce cooperation in wireless networks with selfish users
Abstract-- In distributed wireless networks without centralized control, each user is its own authority to maximize its own performance. This distributed characteristic provides th...
Zhu Han, Zhu Ji, K. J. Ray Liu
WWW
2008
ACM
13 years 7 months ago
Divide, Compress and Conquer: Querying XML via Partitioned Path-Based Compressed Data Blocks
We propose a novel Partition Path-Based (PPB) grouping strategy to store compressed XML data in a stream of blocks. In addition, we employ a minimal indexing scheme called Block S...
Wilfred Ng, Ho Lam Lau, Aoying Zhou
LOGCOM
2007
125views more  LOGCOM 2007»
13 years 7 months ago
Epistemic Actions as Resources
We provide algebraic semantics together with a sound and complete sequent calculus for information update due to epistemic actions. This semantics is flexible enough to accommoda...
Alexandru Baltag, Bob Coecke, Mehrnoosh Sadrzadeh
MANSCI
2007
86views more  MANSCI 2007»
13 years 7 months ago
Proper Conditioning for Coherent VaR in Portfolio Management
Value at Risk (VaR) is a central concept in risk management. As stressed by Artzner et al. (1999), VaR may not possess the subadditivity property required to be a coherent measure...
René Garcia, Éric Renault, Georges T...
CCR
2004
86views more  CCR 2004»
13 years 7 months ago
On the scaling of congestion in the internet graph
As the Internet grows in size, it becomes crucial to understand how the speeds of links in the network must improve in order to sustain the pressure of new end-nodes being added e...
Aditya Akella, Shuchi Chawla, Arvind Kannan, Srini...