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PODS
2009
ACM
124views Database» more  PODS 2009»
16 years 5 months ago
Indexing uncertain data
Querying uncertain data has emerged as an important problem in data management due to the imprecise nature of many measurement data. In this paper we study answering range queries...
Pankaj K. Agarwal, Siu-Wing Cheng, Yufei Tao, Ke Y...
SIGECOM
2011
ACM
229views ECommerce» more  SIGECOM 2011»
14 years 7 months ago
A revealed preference approach to computational complexity in economics
Recent results in complexity theory suggest that various economic theories require agents to solve computationally intractable problems. However, such results assume the agents ar...
Federico Echenique, Daniel Golovin, Adam Wierman
CRV
2007
IEEE
81views Robotics» more  CRV 2007»
15 years 10 months ago
Non-Uniform Hierarchical Geo-consistency for Multi-baseline Stereo
We propose a new and flexible hierarchical multibaseline stereo algorithm that features a non-uniform spatial decomposition of the disparity map. The visibility computation and r...
Marc-Antoine Drouin, Martin Trudeau, Sébast...
ISVC
2007
Springer
15 years 10 months ago
Image and Volume Segmentation by Water Flow
Abstract. A general framework for image segmentation is presented in this paper, based on the paradigm of water flow. The major water flow attributes like water pressure, surface t...
Xin U. Liu, Mark S. Nixon
ICCV
2005
IEEE
15 years 10 months ago
How Hard is 3-View Triangulation Really?
We present a solution for optimal triangulation in three views. The solution is guaranteed to find the optimal solution because it computes all the stationary points of the (maxi...
Henrik Stewénius, Frederik Schaffalitzky, D...