3969 search results - page 606 / 794 » Query Processing Using Ontologies |
142
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WWW
2007
ACM
16 years 5 months ago
2007
ACM
Often scientists seek to search for articles on the Web related to a particular chemical. When a scientist searches for a chemical formula using a search engine today, she gets ar...
239
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SIGMOD
2008
ACM
16 years 5 months ago
2008
ACM
Sampling is a popular method of data collection when it is impossible or too costly to reach the entire population. For example, television show ratings in the United States are g...
145
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CASCON
2001
15 years 6 months ago
2001
On Line Analytical Processing (OLAP) aims at gaining useful information quickly from large amounts of data residing in a data warehouse. To improve the quickness of response to qu...
180
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PVLDB
2008
15 years 4 months ago
2008
With the rise of XML, the database community has been challenged by semi-structured data processing. Since the data type behind XML is the tree, state-of-the-art RDBMSs have learn...
211
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VLSISP
2010
15 years 3 months ago
2010
Abstract In case of insufficient data samples in highdimensional classification problems, sparse scatters of samples tend to have many ‘holes’—regions that have few or no nea...