2504 search results - page 239 / 501 » Using Probabilistic Information in Data Integration |
164
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DOLAP
2005
ACM
15 years 8 months ago
2005
ACM
Data warehouses and OLAP systems help to interactively analyze huge volume of data. This data, extracted from transactional databases, frequently contains spatial information whic...
191
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COOPIS
1998
IEEE
15 years 10 months ago
1998
IEEE
This paper reports on a practical implementation of a context mediator for the fixed income securities industry. We describe industry circumstances and the data and calculation se...
152
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ICC
2007
IEEE
15 years 10 months ago
2007
IEEE
Abstract-- Channel estimation for frequency-selective timevarying channels is considered using superimposed training. We employ a discrete prolate spheroidal basis expansion model ...
166
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SIGIR
2006
ACM
16 years 13 days ago
2006
ACM
Similarity measures for text have historically been an important tool for solving information retrieval problems. In many interesting settings, however, documents are often closel...
167
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ICEIS
2002
IEEE
15 years 11 months ago
2002
IEEE
: The World-Wide-Web contains data that cannot be constrained by a schema. Another source for such data is heterogenous corporate systems which are integrated in order to get bette...