28 search results - page 2 / 6 » Spatial Queries in the Presence of Obstacles |
183
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ICDE
2009
IEEE
15 years 11 months ago
2009
IEEE
Reverse nearest neighbor (RNN) queries have a broad application base such as decision support, profile-based marketing, resource allocation, data mining, etc. Previous work on RNN ...
EDBT
2009
ACM
15 years 2 months ago
2009
ACM
In this paper, we identify and solve a new type of spatial queries, called continuous visible nearest neighbor (CVNN) search. Given a data set P, an obstacle set O, and a query li...
COMAD
2008
14 years 11 months ago
2008
In this paper, we address the problem of query formulation in the context of multi-domain integration of heterogeneous data on the Web. We argue that effectively tackling this pro...
105
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CVPR
2011
IEEE
14 years 1 months ago
2011
IEEE
Most effective particular object and image retrieval approaches are based on the bag-of-words (BoW) model. All state-of-the-art retrieval results have been achieved by methods tha...
87
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IROS
2006
IEEE
15 years 3 months ago
2006
IEEE
Abstract— This article presents an efficient and mature visionbased navigation algorithm based on a sensory-motor learning. Neither Cartesian nor topological map is required, bu...