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ITS
2004
Springer
99views Multimedia» more  ITS 2004»
15 years 10 months ago
Promoting Effective Help-Seeking Behavior Through Declarative Instruction
The ability to use help-resources efficiently is an important skill in any learning environment, whether the student is in a traditional classroom or is using an Intelligent Tutor...
Ido Roll, Vincent Aleven, Kenneth R. Koedinger
VLDB
2004
ACM
124views Database» more  VLDB 2004»
15 years 10 months ago
Automated Statistics Collection in DB2 UDB
The use of inaccurate or outdated database statistics by the query optimizer in a relational DBMS often results in a poor choice of query execution plans and hence unacceptably lo...
Ashraf Aboulnaga, Peter J. Haas, Sam Lightstone, G...
VLDB
2004
ACM
114views Database» more  VLDB 2004»
15 years 10 months ago
Hardware Acceleration in Commercial Databases: A Case Study of Spatial Operations
Traditional databases have focused on the issue of reducing I/O cost as it is the bottleneck in many operations. As databases become increasingly accepted in areas such as Geograp...
Nagender Bandi, Chengyu Sun, Amr El Abbadi, Divyak...
DIALM
2003
ACM
175views Algorithms» more  DIALM 2003»
15 years 10 months ago
Equilibria in topology control games for ad hoc networks
We study topology control problems in ad hoc networks, where network nodes get to choose their power levels in order to ensure desired connectivity properties. Unlike most other w...
Stephan Eidenbenz, V. S. Anil Kumar, Sibylle Zust
WPES
2003
ACM
15 years 10 months ago
Analysis of privacy preserving random perturbation techniques: further explorations
Privacy is becoming an increasingly important issue in many data mining applications, particularly in the security and defense area. This has triggered the development of many pri...
Haimonti Dutta, Hillol Kargupta, Souptik Datta, Kr...