128 search results - page 10 / 26 » A random walk approach to sampling hidden databases |
SSDBM
2008
IEEE
15 years 4 months ago
2008
IEEE
Random sampling is a popular technique for providing fast approximate query answers, especially in data warehouse environments. Compared to other types of synopses, random sampling...
88
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SIGMOD
2010
ACM
15 years 2 months ago
2010
ACM
In this paper, we propose an online aggregation system called COSMOS (Continuous Sampling for Multiple queries in an Online aggregation System), to process multiple aggregate quer...
CVPR
2004
IEEE
15 years 11 months ago
2004
IEEE
Tracking articulated objects in image sequences remains a challenging problem, particularly in terms of the ability to localize the individual parts of an object given selfocclusi...
ICPR
2006
IEEE
15 years 10 months ago
2006
IEEE
Coarticulation is one of the important factors that makes automatic sign language recognition a hard problem. Unlike in speech recognition, coarticulation effects in sign language...
108
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RECOMB
2005
Springer
15 years 10 months ago
2005
Springer
Abstract. Protein fold recognition is an important step towards understanding protein three-dimensional structures and their functions. A conditional graphical model, i.e. segmenta...