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» Research Problems in Data Warehousing
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PODS
2009
ACM
119views Database» more  PODS 2009»
14 years 10 months ago
Exceeding expectations and clustering uncertain data
Database technology is playing an increasingly important role in understanding and solving large-scale and complex scientific and societal problems and phenomena, for instance, un...
Sudipto Guha, Kamesh Munagala
WEBDB
2001
Springer
92views Database» more  WEBDB 2001»
14 years 2 months ago
Generating Synthetic Complex-Structured XML Data
Synthetically generated data has always been important for evaluating and understanding new ideas in database research. In this paper, we describe a data generator for generating ...
Ashraf Aboulnaga, Jeffrey F. Naughton, Chun Zhang
WWW
2004
ACM
14 years 10 months ago
Authoring of learning styles in adaptive hypermedia: problems and solutions
Learning styles, as well as the best ways of responding with corresponding instructional strategies, have been intensively studied in the classical educational (classroom) setting...
Natalia Stash, Alexandra I. Cristea, Paul De Bra
AIED
2009
Springer
14 years 4 months ago
Detecting the Learning Value of Items In a Randomized Problem Set
Researchers that make tutoring systems would like to know which pieces of educational content are most effective at promoting learning among their students. Randomized controlled e...
Zachary A. Pardos, Neil T. Heffernan
ICML
2000
IEEE
14 years 10 months ago
Solving the Multiple-Instance Problem: A Lazy Learning Approach
As opposed to traditional supervised learning, multiple-instance learning concerns the problem of classifying a bag of instances, given bags that are labeled by a teacher as being...
Jun Wang, Jean-Daniel Zucker