792 search results - page 51 / 159 » Knowledge Engineering: Principles and Methods |
165
Voted
AAAI
2010
15 years 3 months ago
2010
Data sparsity is a major problem for collaborative filtering (CF) techniques in recommender systems, especially for new users and items. We observe that, while our target data are...
106
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ICTAI
2008
IEEE
15 years 8 months ago
2008
IEEE
– With the World Wide Web popularity the information retrieval area has a new challenge intending to retrieve information resources by their meaning by using a knowledge base. No...
119
Voted
CAISE
2006
Springer
15 years 6 months ago
2006
Springer
Our work deals with schema or ontology matching and is driven by the following statements: (1) Most of works only consider intensional description of schemas; (2) They mostly use s...
129
Voted
CSMR
2009
IEEE
15 years 7 months ago
2009
IEEE
Creating accurate models of information systems is an important but challenging task. It is generally well understood that such modeling encompasses general scientific issues, bu...
102
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AB
2007
Springer
15 years 6 months ago
2007
Springer
Lie group theory states that knowledge of a m-parameters solvable group of symmetries of a system of ordinary differential equations allows to reduce by m the number of equations. ...