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» A Model For Information Quality Change
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GIS
2006
ACM
14 years 8 months ago
Optimization of multiple continuous queries over streaming satellite data
Remotely sensed data, in particular satellite imagery, play many important roles in environmental applications and models. In particular applications that study (rapid) changes in...
Quinn Hart, Michael Gertz
WWW
2005
ACM
14 years 8 months ago
Executing incoherency bounded continuous queries at web data aggregators
Continuous queries are used to monitor changes to time varying data and to provide results useful for online decision making. Typically a user desires to obtain the value of some ...
Rajeev Gupta, Ashish Puri, Krithi Ramamritham
CHI
2007
ACM
14 years 8 months ago
Meta-analysis of correlations among usability measures
Understanding the relation between usability measures seems crucial to deepen our conception of usability and to select the right measures for usability studies. We present a meta...
Kasper Hornbæk, Effie Lai-Chong Law
CCS
2009
ACM
14 years 2 months ago
False data injection attacks against state estimation in electric power grids
A power grid is a complex system connecting electric power generators to consumers through power transmission and distribution networks across a large geographical area. System mo...
Yao Liu, Michael K. Reiter, Peng Ning
COSIT
2009
Springer
116views GIS» more  COSIT 2009»
14 years 2 months ago
The Endpoint Hypothesis: A Topological-Cognitive Assessment of Geographic Scale Movement Patterns
Movement patterns of individual entities at the geographic scale are becoming a prominent research focus in spatial sciences. One pertinent question is how cognitive and formal cha...
Alexander Klippel, Rui Li