Sciweavers

2985 search results - page 443 / 597
» Indexing Distributed Complex Data for Complex Queries
Sort
View
ICDE
1999
IEEE
183views Database» more  ICDE 1999»
16 years 3 months ago
ROCK: A Robust Clustering Algorithm for Categorical Attributes
Clustering, in data mining, is useful to discover distribution patterns in the underlying data. Clustering algorithms usually employ a distance metric based (e.g., euclidean) simi...
Sudipto Guha, Rajeev Rastogi, Kyuseok Shim
INFOSCALE
2006
ACM
15 years 8 months ago
PENS: an algorithm for density-based clustering in peer-to-peer systems
Huge amounts of data are available in large-scale networks of autonomous data sources dispersed over a wide area. Data mining is an essential technology for obtaining hidden and v...
Mei Li, Guanling Lee, Wang-Chien Lee, Anand Sivasu...
117
Voted
EDM
2010
160views Data Mining» more  EDM 2010»
15 years 3 months ago
Using Neural Imaging and Cognitive Modeling to Infer Mental States while Using an Intelligent Tutoring System
Functional magnetic resonance imaging (fMRI) data were collected while students worked with a tutoring system that taught an algebra isomorph. A cognitive model predicted the distr...
Jon M. Fincham, John R. Anderson, Shawn Betts, Jen...
HIJ
2008
82views more  HIJ 2008»
15 years 2 months ago
Supporting grid-based clinical trials in Scotland
As clinical trials and medical population studies grow in size and complexity, a computational infrastructure that can underpin such studies is highly desirable. This should addre...
Richard O. Sinnott, A. J. Stell, Oluwafemi Ajayi
148
Voted
PODS
2008
ACM
109views Database» more  PODS 2008»
16 years 2 months ago
Time-decaying aggregates in out-of-order streams
Processing large data streams is now a major topic in data management. The data involved can be truly massive, and the required analyses complex. In a stream of sequential events ...
Graham Cormode, Flip Korn, Srikanta Tirthapura