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CORIA
2008
13 years 9 months ago
Involving Validity Indices in Document Clustering
The goal of any clustering algorithm is to find the optimal clustering solution with the optimal number of clusters. In order to evaluate a clustering solution, a number of validit...
Ahmad El Sayed, Hakim Hacid, Djamel A. Zighed
ICRA
2010
IEEE
111views Robotics» more  ICRA 2010»
13 years 6 months ago
Human-guided grasp measures improve grasp robustness on physical robot
— Humans are adept at grasping different objects robustly for different tasks. Robotic grasping has made significant progress, but still has not reached the level of robustness ...
Ravi Balasubramanian, Ling Xu, Peter D. Brook, Jos...
GECCO
2004
Springer
145views Optimization» more  GECCO 2004»
14 years 1 months ago
Automated Extraction of Problem Structure
Most problems studied in artificial intelligence possess some form of structure, but a precise way to define such structure is so far lacking. We investigate how the notion of pr...
Anthony Bucci, Jordan B. Pollack, Edwin D. de Jong
WEBDB
2001
Springer
79views Database» more  WEBDB 2001»
14 years 6 days ago
Multicasting a Web Repository
Web crawlers generate significant loads on Web servers, and are difficult to operate. Instead of running crawlers at many “client” sites, we propose a central crawler and We...
Wang Lam, Hector Garcia-Molina
ER
2007
Springer
157views Database» more  ER 2007»
14 years 1 months ago
Perceived vs. Measured Quality of Conceptual Schemas: An Experimental Comparison
Frequently the behaviour of an information system is functionally correct, but it does not meet some quality criteria, such as completeness, consistency, and usability. One way to...
Samira Si-Said Cherfi, Jacky Akoka, Isabelle Comyn...