2843 search results - page 271 / 569 » On Efficient Spatial Matching |
185
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SIGMOD
2002
ACM
16 years 6 months ago
2002
ACM
Time-parameterized queries (TP queries for short) retrieve (i) the actual result at the time that the query is issued, (ii) the validity period of the result given the current mot...
221
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VISSYM
2007
15 years 9 months ago
2007
This paper introduces orthogonal vector field visualization on 2D manifolds: a representation by lines that are perpendicular to the input vector field. Line patterns are generate...
189
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HCI
2007
15 years 8 months ago
2007
It is difficult for a navigator to find a way to a given target location in an unfamiliar environment. Often, wayfinding guidance such as an overview map is provided to assist the ...
181
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WSCG
2004
15 years 8 months ago
2004
This paper proposes an embedded rate scalable wavelet-based image coding algorithm. We introduce a simple and efficient approach for coding the positions and the signs of the wave...
195
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AAAI
1990
15 years 7 months ago
1990
This paper presents an efficient and homogeneous paradigm for automatic acquisition and recognition of nonparametric shapes. Acquisition time varies from linear to cubic in the nu...