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MOBIHOC
2010
ACM
14 years 7 months ago
Spectrum pricing games with bandwidth uncertainty and spatial reuse in cognitive radio networks
In cognitive radio networks (CRN), primary users can lease out their unused bandwidth to secondary users in return for a fee. We study price competition in a CRN with multiple pri...
Gaurav S. Kasbekar, Saswati Sarkar
CCS
2011
ACM
13 years 9 months ago
SCRIPTGARD: automatic context-sensitive sanitization for large-scale legacy web applications
We empirically analyzed sanitizer use in a shipping web application with over 400,000 lines of code and over 23,244 methods, the largest empirical analysis of sanitizer use of whi...
Prateek Saxena, David Molnar, Benjamin Livshits
CIKM
2003
Springer
15 years 2 months ago
High dimensional reverse nearest neighbor queries
Reverse Nearest Neighbor (RNN) queries are of particular interest in a wide range of applications such as decision support systems, profile based marketing, data streaming, docum...
Amit Singh, Hakan Ferhatosmanoglu, Ali Saman Tosun
LCN
2006
IEEE
15 years 3 months ago
Analysis of Exponential Backoff with Multipacket Reception in Wireless Networks
A collision resolution scheme is essential to the performance of a random-access wireless network. Most schemes employ exponential backoff (EB) to adjust the transmission attempt ...
Peng Xuan Zheng, Ying Jun Zhang, Soung Chang Liew
SIGMOD
2007
ACM
198views Database» more  SIGMOD 2007»
15 years 9 months ago
Addressing diverse user preferences in SQL-query-result navigation
Database queries are often exploratory and users often find their queries return too many answers, many of them irrelevant. Existing work either categorizes or ranks the results t...
Zhiyuan Chen, Tao Li