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DIALM
2003
ACM
99views Algorithms» more  DIALM 2003»
15 years 11 months ago
Spatio-temporal data reduction with deterministic error bounds
A common way of storing spatio-temporal information about mobile devices is in the form of a 3D (2D geography + time) trajectory. We argue that when cellular phones and Personal D...
Hu Cao, Ouri Wolfson, Goce Trajcevski
VISUALIZATION
1997
IEEE
15 years 10 months ago
Multiresolution tetrahedral framework for visualizing regular volume data
We present a multiresolution framework, called Multi-Tetra framework, that approximates volume data with different levelsof-detail tetrahedra. The framework is generated through a...
Yong Zhou, Baoquan Chen, Arie E. Kaufman
APGV
2010
ACM
227views Visualization» more  APGV 2010»
15 years 10 months ago
Measuring the perception of light inconsistencies
In this paper we explore the ability of the human visual system to detect inconsistencies in the illumination of objects in images. We specifically focus on objects being lit fro...
Jorge Lopez-Moreno, Veronica Sundstedt, Francisco ...
CIKM
2006
Springer
15 years 10 months ago
Estimating average precision with incomplete and imperfect judgments
We consider the problem of evaluating retrieval systems using incomplete judgment information. Buckley and Voorhees recently demonstrated that retrieval systems can be efficiently...
Emine Yilmaz, Javed A. Aslam
DIALM
2008
ACM
140views Algorithms» more  DIALM 2008»
15 years 8 months ago
Latency of opportunistic forwarding in finite regular wireless networks
In opportunistic forwarding, a node randomly relays packets to one of its neighbors based on local information, without the knowledge of global topology. Each intermediate node co...
Prithwish Basu, Chi-Kin Chau