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TIT
2010
129views Education» more  TIT 2010»
13 years 1 months ago
Two-way source coding with a helper
Consider the two-way rate-distortion problem in which a helper sends a common limited-rate message to both users based on side information at its disposal. We characterize the reg...
Haim H. Permuter, Yossef Steinberg, Tsachy Weissma...
CVPR
2012
IEEE
11 years 9 months ago
Curvature-based regularization for surface approximation
We propose an energy-based framework for approximating surfaces from a cloud of point measurements corrupted by noise and outliers. Our energy assigns a tangent plane to each (noi...
Carl Olsson, Yuri Boykov
MOBIHOC
2008
ACM
14 years 6 months ago
Multicast capacity for hybrid wireless networks
We study the multicast capacity of a random wireless network consisting of ordinary wireless nodes and base stations, known as a hybrid network. Assume that n ordinary wireless no...
XuFei Mao, Xiang-Yang Li, ShaoJie Tang
GIS
2004
ACM
14 years 7 months ago
A new approach for a topographic feature-based characterization of digital elevation data
Triangular Irregular Network (TIN) and Regular Square Grid (RSG) are widely used for representing 2.5 dimensional spatial data. However, these models are not defined from the topo...
Eric Saux, Ki-Joune Li, Min-Hwan Kim, Rémy ...
WWW
2009
ACM
14 years 7 months ago
Mining interesting locations and travel sequences from GPS trajectories
The increasing availability of GPS-enabled devices is changing the way people interact with the Web, and brings us a large amount of GPS trajectories representing people's lo...
Yu Zheng, Lizhu Zhang, Xing Xie, Wei-Ying Ma