72 search results - page 12 / 15 » Straight-path queries in trajectory data |
163
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CIKM
2006
Springer
15 years 9 months ago
2006
Springer
In this paper we introduce the distributed spatio-temporal similarity search problem: given a query trajectory Q, we want to find the trajectories that follow a motion similar to ...
151
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IJCGA
2007
15 years 5 months ago
2007
Given two sets A and B of m non-intersecting line segments in the plane, we show how to compute in O(m log m) time a data structure that uses O(m) space and allows to answer the fo...
147
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ISMIR
2001
Springer
15 years 10 months ago
2001
Springer
The problem of Music Information Retrieval can often be formalized as “searching for multidimensional trajectories”. It is well known that string-matching techniques provide r...
185
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ICDE
2005
IEEE
15 years 11 months ago
2005
IEEE
Many location-based applications require constant monitoring of k-nearest neighbor (k-NN) queries over moving objects within a geographic area. Existing approaches to this problem...
159
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GIS
2009
ACM
15 years 10 months ago
2009
ACM
The in-network query processing paradigm in sensor networks postulates that a query is routed among sensors and collects the answers from the sensors on its trajectory. It works f...