922 search results - page 165 / 185 » Attribute based data sharing with attribute revocation |
WWW
2011
ACM
14 years 4 months ago
2011
ACM
There is a widespread intuitive sense that different kinds of information spread differently on-line, but it has been difficult to evaluate this question quantitatively since it ...
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KDD
2008
ACM
15 years 10 months ago
2008
ACM
Many feature selection algorithms have been proposed in the past focusing on improving classification accuracy. In this work, we point out the importance of stable feature selecti...
SSDBM
2003
IEEE
15 years 3 months ago
2003
IEEE
String data is ubiquitous, and its management has taken on particular importance in the past few years. Approximate queries are very important on string data especially for more c...
ICDE
2011
IEEE
14 years 1 months ago
2011
IEEE
— Real-world databases often have extremely complex schemas. With thousands of entity types and relationships, each with a hundred or so attributes, it is extremely difficult fo...
VLDB
1998
ACM
15 years 1 months ago
1998
ACM
Mining for association rules in market basket data has proved a fruitful areaof research. Measures such as conditional probability (confidence) and correlation have been used to i...