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CONCUR
2011
Springer
14 years 4 months ago
Tractable Reasoning in a Fragment of Separation Logic
Abstract. In 2004, Berdine, Calcagno and O’Hearn introduced a fragment of separation logic that allows for reasoning about programs with pointers and linked lists. They showed th...
Byron Cook, Christoph Haase, Joël Ouaknine, M...
PODS
2012
ACM
297views Database» more  PODS 2012»
13 years 7 months ago
Query-based data pricing
Data is increasingly being bought and sold online, and Webbased marketplace services have emerged to facilitate these activities. However, current mechanisms for pricing data are ...
Paraschos Koutris, Prasang Upadhyaya, Magdalena Ba...
WINE
2009
Springer
127views Economy» more  WINE 2009»
15 years 11 months ago
Nash Dynamics in Congestion Games with Similar Resources
We study convergence of ε-Nash dynamics in congestion games when delay functions of all resources are similar. Delay functions are said to be similar if their values are within a...
Anand Bhalgat, Tanmoy Chakraborty, Sanjeev Khanna
WAOA
2005
Springer
177views Algorithms» more  WAOA 2005»
15 years 10 months ago
Approximation and Complexity of k-Splittable Flows
Given a graph with a source and a sink node, the NP–hard maximum k–splittable flow (MkSF) problem is to find a flow of maximum value with a flow decomposition using at most...
Ronald Koch, Martin Skutella, Ines Spenke
146
Voted
SIGECOM
2003
ACM
122views ECommerce» more  SIGECOM 2003»
15 years 10 months ago
On polynomial-time preference elicitation with value queries
Preference elicitation — the process of asking queries to determine parties’ preferences — is a key part of many problems in electronic commerce. For example, a shopping age...
Martin Zinkevich, Avrim Blum, Tuomas Sandholm