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» Exploring evaluation methods for ambient information systems
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IDA
1999
Springer
15 years 10 months ago
Knowledge-Based Visualization to Support Spatial Data Mining
Data mining methods are designed for revealing significant relationships and regularities in data collections. Regarding spatially referenced data, analysis by means of data minin...
Gennady L. Andrienko, Natalia V. Andrienko
HICSS
2009
IEEE
99views Biometrics» more  HICSS 2009»
16 years 1 months ago
Service Composition in Public Networks: Results from a Quasi-Experiment
New systems can be created by assembling a set of elementary services provided by various stakeholders in a service composition. Service composition is not a trivial endeavor and ...
Ralph Feenstra, Marijn Janssen
VIS
2007
IEEE
150views Visualization» more  VIS 2007»
16 years 7 months ago
Quantitative Effectiveness Metrics for Direct Volume Rendering
The effectiveness of direct volume rendering is difficult to validate and users may not know whether they have successfully explored the data or not. This limits its applications....
Yingcai Wu, Huamin Qu, Ka-Kei Chung, Wai-Ho Mak...
TVCG
2011
146views more  TVCG 2011»
15 years 1 months ago
Visibility Histograms and Visibility-Driven Transfer Functions
—Direct volume rendering is an important tool for visualizing complex data sets. However, in the process of generating 2D images from 3D data, information is lost in the form of ...
Carlos D. Correa, Kwan-Liu Ma
WWW
2008
ACM
16 years 7 months ago
Finding core members in virtual communities
Finding the core members of a virtual community is an important problem in community analysis. Here we presented an simulated annealing algorithm to solve this problem by optimizi...
Haiqiang Chen, Xueqi Cheng, Yue Liu