603 search results - page 51 / 121 » Efficient neighborhood-based computations on regions using s... |
ADBIS
2000
Springer
15 years 2 months ago
2000
Springer
We consider queries which originate from a mobile unit and whose result depends on the location of the user who initiates the query. Example of such a query is How many people are ...
ICDAR
2009
IEEE
15 years 4 months ago
2009
IEEE
In this paper, we propose an efficient text detection method based on the Laplacian operator. The maximum gradient difference value is computed for each pixel in the Laplacian-fil...
114
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DASFAA
2010
IEEE
15 years 1 months ago
2010
IEEE
Abstract. Continuous monitoring of spatial queries has received significant research attention in the past few years. In this paper, we propose two efficient algorithms for the con...
JGTOOLS
2006
14 years 9 months ago
2006
This paper addresses the problem of efficiently calculating shadows from environment maps in the context of ray-tracing. Since accurate rendering of shadows from environment maps ...
105
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BMCBI
2008
14 years 10 months ago
2008
Background: Comparative genomics is the analysis and comparison of genomes from different species. This area of research is driven by the large number of sequenced genomes and hea...