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ICALP
2010
Springer
13 years 11 months ago
On the Limitations of Greedy Mechanism Design for Truthful Combinatorial Auctions
We study the combinatorial auction (CA) problem, in which m objects are sold to rational agents and the goal is to maximize social welfare. Of particular interest is the special ca...
Allan Borodin, Brendan Lucier
AVI
2006
13 years 10 months ago
Heuristics for information visualization evaluation
Heuristic evaluation is a well known discount evaluation technique in HCI but has not been utilized in Information Visualization (InfoVis) to the same extent. While several sets o...
Torre Zuk, Lothar Schlesier, Petra Neumann, Mark S...
BPM
2010
Springer
134views Business» more  BPM 2010»
13 years 10 months ago
A New Semantics for the Inclusive Converging Gateway in Safe Processes
We propose a new semantics for the inclusive converging gateway (also known as Or-join). The new semantics coincides with the intuitive, widely agreed semantics for Or-joins on sou...
Hagen Völzer
EMNLP
2010
13 years 6 months ago
Uptraining for Accurate Deterministic Question Parsing
It is well known that parsing accuracies drop significantly on out-of-domain data. What is less known is that some parsers suffer more from domain shifts than others. We show that...
Slav Petrov, Pi-Chuan Chang, Michael Ringgaard, Hi...
CORR
2011
Springer
162views Education» more  CORR 2011»
13 years 3 months ago
Helly numbers of acyclic families
The Helly number of a family of sets with empty intersection is the size of its largest inclusionwise minimal sub-family with empty intersection. Let F be a finite family of open...
Éric Colin de Verdière, Grégo...