Sciweavers

9105 search results - page 685 / 1821
» Design of the MUC-6 evaluation
Sort
View
AIED
2009
Springer
16 years 2 months ago
Adapting to Student Uncertainty Improves Tutoring Dialogues
This study shows that affect-adaptive computer tutoring can significantly improve performance on learning efficiency and user satisfaction. We compare two different student uncer...
Katherine Forbes-Riley, Diane J. Litman
WEBI
2009
Springer
16 years 2 months ago
Full-Subtopic Retrieval with Keyphrase-Based Search Results Clustering
We consider the problem of retrieving multiple documents relevant to the single subtopics of a given web query, termed “full-subtopic retrieval”. To solve this problem we pres...
Andrea Bernardini, Claudio Carpineto, Massimiliano...
ATAL
2009
Springer
16 years 2 months ago
Dynamic protocols for open agent systems
Multi-agent systems where the members are developed by parties with competing interests, and where there is no access to a member’s internal state, are often classified as ‘o...
Alexander Artikis
ATAL
2009
Springer
16 years 2 months ago
Smart cheaters do prosper: defeating trust and reputation systems
Traders in electronic marketplaces may behave dishonestly, cheating other agents. A multitude of trust and reputation systems have been proposed to try to cope with the problem of...
Reid Kerr, Robin Cohen
GECCO
2009
Springer
141views Optimization» more  GECCO 2009»
16 years 2 months ago
Distributed hyper-heuristics for real parameter optimization
Hyper-heuristics (HHs) are heuristics that work with an arbitrary set of search operators or algorithms and combine these algorithms adaptively to achieve a better performance tha...
Marco Biazzini, Balázs Bánhelyi, Alb...