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VLDB
1999
ACM
174views Database» more  VLDB 1999»
15 years 2 months ago
Extending Practical Pre-Aggregation in On-Line Analytical Processing
On-Line Analytical Processing (OLAP) based on a dimensional view of data is being used increasingly for the purpose of analyzing very large amounts of data. To improve query perfo...
Torben Bach Pedersen, Christian S. Jensen, Curtis ...
EDM
2010
139views Data Mining» more  EDM 2010»
14 years 11 months ago
Automatic Rating of User-Generated Math Solutions
Intelligent tutoring systems adapt to users' cognitive factors, but typically not to affective or conative factors. Crowd-sourcing may be a way to create materials that engage...
Turadg Aleahmad, Vincent Aleven, Robert Kraut
MIE
2008
119views Healthcare» more  MIE 2008»
14 years 11 months ago
Using Knowledge for Indexing Health Web Resources in a Quality-Controlled Gateway
Objectives: The aim of this study is to provide to indexers MeSH terms to be considered as major ones in a list of terms automatically extracted from a document. Material and metho...
Michel Joubert, Stéfan Jacques Darmoni, Pau...
ICASSP
2011
IEEE
14 years 1 months ago
Towards robust word discovery by self-similarity matrix comparison
Word discovery is the task of discovering and collecting occurrences of repeating words in the absence of prior acoustic and linguistic knowledge, or training material. The capabi...
Armando Muscariello, Guillaume Gravier, Fré...
IJCNN
2008
IEEE
15 years 4 months ago
Two-level clustering approach to training data instance selection: A case study for the steel industry
— Nowadays, huge amounts of information from different industrial processes are stored into databases and companies can improve their production efficiency by mining some new kn...
Heli Koskimäki, Ilmari Juutilainen, Perttu La...