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» Surface k-NN Query Processing
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SADM
2010
196views more  SADM 2010»
13 years 2 months ago
Bayesian adaptive nearest neighbor
: The k nearest neighbor classification (k-NN) is a very simple and popular method for classification. However, it suffers from a major drawback, it assumes constant local class po...
Ruixin Guo, Sounak Chakraborty
CG
2007
Springer
13 years 7 months ago
A fast all nearest neighbor algorithm for applications involving large point-clouds
Algorithms that use point-cloud models make heavy use of the neighborhoods of the points. These neighborhoods are used to compute the surface normals for each point, mollificatio...
Jagan Sankaranarayanan, Hanan Samet, Amitabh Varsh...
TPDS
2010
256views more  TPDS 2010»
13 years 5 months ago
Privacy-Conscious Location-Based Queries in Mobile Environments
— In location-based services, users with location-aware mobile devices are able to make queries about their surroundings anywhere and at any time. While this ubiquitous computing...
Jianliang Xu, Xueyan Tang, Haibo Hu, Jing Du
SIGMOD
2009
ACM
198views Database» more  SIGMOD 2009»
14 years 7 months ago
Monitoring path nearest neighbor in road networks
This paper addresses the problem of monitoring the k nearest neighbors to a dynamically changing path in road networks. Given a destination where a user is going to, this new quer...
Zaiben Chen, Heng Tao Shen, Xiaofang Zhou, Jeffrey...
MM
2009
ACM
137views Multimedia» more  MM 2009»
14 years 1 months ago
Lightweight web image reranking
Web image search is inspired by text search techniques; it mainly relies on indexing textual data that surround the image file. But retrieval results are often noisy and image pro...
Adrian Popescu, Pierre-Alain Moëllic, Ioannis...