3456 search results - page 360 / 692 » Semantics in Spatial Databases |
163
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MM
1999
ACM
15 years 11 months ago
1999
ACM
If an image should be retrieved by its subregions from a large image database, an immense number of possible queries will appear. Therefore, the index which encodes the spatial in...
152
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SSD
1999
Springer
15 years 11 months ago
1999
Springer
The family of R-trees is suitable for storing various kinds of multidimensional objects and is considered an excellent choice for indexing a spatial database. Region Quadtrees are ...
171
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DEXA
1997
Springer
15 years 10 months ago
1997
Springer
Abstract. In this paper, a new approach for retrieval from semistructured photographic collections is described. We have developed a retrieval model based on the Dempster-Shafer th...
164
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PODS
1989
ACM
15 years 10 months ago
1989
ACM
In this paper we propose the use of fractals and especially the Hilbert curve, in order to design good distance-preserving mappings. Such mappings improve the performance of secon...
195
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ICIP
2007
IEEE
16 years 8 months ago
2007
IEEE
Semantic video indexing is the first step towards automatic video retrieval and personalization. We propose a data-driven stochastic modeling approach to perform both video segmen...