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ACMICEC
2004
ACM
106views ECommerce» more  ACMICEC 2004»
14 years 1 months ago
Measuring e-government impact: existing practices and shortcomings
Public administrations of all over the world invest an enormous amount of resources in e-government. How the success of egovernment can be measured is often not clear. E-governmen...
Rob M. Peters, Marijn Janssen, Tom M. van Engers
SI3D
2003
ACM
14 years 1 months ago
Large haptic topographic maps: marsview and the proxy graph algorithm
In this paper we develop an interactive 3D browser for large topographic maps using a visual display augmented by a haptic, or force feedback, display. The extreme size of our dat...
Sean P. Walker, John Kenneth Salisbury Jr.
ADC
2003
Springer
182views Database» more  ADC 2003»
14 years 1 months ago
CT-ITL : Efficient Frequent Item Set Mining Using a Compressed Prefix Tree with Pattern Growth
Discovering association rules that identify relationships among sets of items is an important problem in data mining. Finding frequent item sets is computationally the most expens...
Yudho Giri Sucahyo, Raj P. Gopalan
VISUALIZATION
1997
IEEE
14 years 2 days ago
ROAMing terrain: real-time optimally adapting meshes
Terrain visualization is a difficult problem for applications requiring accurate images of large datasets at high frame rates, such as flight simulation and ground-based aircraf...
Mark A. Duchaineau, Murray Wolinsky, David E. Sige...
VLDB
1997
ACM
78views Database» more  VLDB 1997»
14 years 10 hour ago
Recovering Information from Summary Data
Data is often stored in summarized form, as a histogram of aggregates (COUNTs, SUMs, or AVeraGes) over speci ed ranges. We study how to estimate the original detail data from the ...
Christos Faloutsos, H. V. Jagadish, Nikolaos Sidir...