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SIGMOD
2009
ACM
258views Database» more  SIGMOD 2009»
14 years 10 months ago
Continuous obstructed nearest neighbor queries in spatial databases
In this paper, we study a novel form of continuous nearest neighbor queries in the presence of obstacles, namely continuous obstructed nearest neighbor (CONN) search. It considers...
Yunjun Gao, Baihua Zheng
PODS
2008
ACM
159views Database» more  PODS 2008»
14 years 10 months ago
Approximation algorithms for clustering uncertain data
There is an increasing quantity of data with uncertainty arising from applications such as sensor network measurements, record linkage, and as output of mining algorithms. This un...
Graham Cormode, Andrew McGregor
DASFAA
2008
IEEE
188views Database» more  DASFAA 2008»
14 years 4 months ago
Summarization Graph Indexing: Beyond Frequent Structure-Based Approach
Graph is an important data structure to model complex structural data, such as chemical compounds, proteins, and XML documents. Among many graph data-based applications, sub-graph ...
Lei Zou, Lei Chen 0002, Huaming Zhang, Yansheng Lu...
INFOCOM
2008
IEEE
14 years 4 months ago
Area Avoidance Routing in Distance-Vector Networks
Network routing may be required, under certain applications, to avoid certain areas (or nodes) These areas can be of potential security threat, possess poor quality or have other ...
Haim Zlatokrilov, Hanoch Levy
CIVR
2007
Springer
180views Image Analysis» more  CIVR 2007»
14 years 4 months ago
Probabilistic matching and resemblance evaluation of shapes in trademark images
We present a novel matching and similarity evaluation method for planar geometric shapes represented by sets of polygonal curves. Given two shapes, the matching algorithm randomly...
Helmut Alt, Ludmila Scharf, Sven Scholz