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COMPGEOM
2009
ACM
14 years 1 months ago
On the set multi-cover problem in geometric settings
We consider the set multi-cover problem in geometric settings. Given a set of points P and a collection of geometric shapes (or sets) F, we wish to nd a minimum cardinality subse...
Chandra Chekuri, Kenneth L. Clarkson, Sariel Har-P...
CLEF
2003
Springer
13 years 12 months ago
Creating the DISEQuA Corpus: A Test Set for Multilingual Question Answering
This paper describes the procedure adopted by the three co-ordinators of the CLEF 2003 question answering track (ITC-irst, UNED and ILLC) to create the question set for the monoli...
Bernardo Magnini, Simone Romagnoli, Alessandro Val...
CIKM
2009
Springer
14 years 1 months ago
Helping editors choose better seed sets for entity set expansion
Sets of named entities are used heavily at commercial search engines such as Google, Yahoo and Bing. Acquiring sets of entities typically consists of combining semi-supervised exp...
Vishnu Vyas, Patrick Pantel, Eric Crestan
DCC
2005
IEEE
14 years 6 months ago
On the Existence of Large Sets of t-designs of Prime Sizes
In this paper, we employ the known recursive construction methods to obtain some new existence results for large sets of t-designs of prime sizes. We also present a new recursive ...
Behruz Tayfeh-Rezaie
ICRA
2009
IEEE
81views Robotics» more  ICRA 2009»
14 years 1 months ago
Representing sets of orientations as convex cones
— In a wide range of applications the orientation of a rigid body does not need to be restricted to one given orientation, but can be given as a continuous set of frames. We addr...
Pål Johan From, Jan Tommy Gravdahl