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» Model Theory for Process Algebra
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127
Voted
PODS
2008
ACM
123views Database» more  PODS 2008»
16 years 3 months ago
Evaluating rank joins with optimal cost
In the rank join problem, we are given a set of relations and a scoring function, and the goal is to return the join results with the top K scores. It is often the case in practic...
Karl Schnaitter, Neoklis Polyzotis
PODS
2008
ACM
204views Database» more  PODS 2008»
16 years 3 months ago
Annotated XML: queries and provenance
We present a formal framework for capturing the provenance of data appearing in XQuery views of XML. Building on previous work on relations and their (positive) query languages, w...
J. Nathan Foster, Todd J. Green, Val Tannen
144
Voted
MOBIHOC
2006
ACM
16 years 3 months ago
Proportionally fair allocation of end-to-end bandwidth in STDMA wireless networks
We consider the problem of designing distributed mechanisms for joint congestion control and resource allocation in spatial-reuse TDMA wireless networks. The design problem is pos...
Pablo Soldati, Björn Johansson, Mikael Johans...
CSCW
2010
ACM
16 years 13 days ago
Determinants of wikipedia quality: the roles of global and local contribution inequality
The success of Wikipedia and the relative high quality of its articles seem to contradict conventional wisdom. Recent studies have begun shedding light on the processes contributi...
Ofer Arazy, Oded Nov
CHI
2010
ACM
15 years 10 months ago
Friends only: examining a privacy-enhancing behavior in facebook
Privacy practices in social network sites often appear paradoxical, as content-sharing behavior stands in conflict with the need to reduce disclosure-related harms. In this study ...
Fred Stutzman, Jacob Kramer-Duffield