116 search results - page 23 / 24 » Privacy-Preserving Top-K Queries |
VLDB
2008
ACM
14 years 9 months ago
2008
ACM
Abstract In this article, we present a comprehensive approach for privacy preserving access control based on the notion of purpose. In our model, purpose information associated wit...
CCS
2009
ACM
14 years 4 months ago
2009
ACM
In this paper, we present a new approach to performing important classes of genomic computations (e.g., search for homologous genes) that makes a significant step towards privacy...
SIGMOD
2008
ACM
14 years 9 months ago
2008
ACM
A variety of web sites and web based services produce textual lists at varying time granularities ranked according to several criteria. For example, Google Trends produces lists o...
SIGMOD
2001
ACM
14 years 9 months ago
2001
ACM
The bit-sliced index (BSI) was originally defined in [ONQ97]. The current paper introduces the concept of BSI arithmetic. For any two BSI's X and Y on a table T, we show how ...
SIGIR
2005
ACM
14 years 2 months ago
2005
ACM
Information retrieval is, in general, an iterative search process, in which the user often has several interactions with a retrieval system for an information need. The retrieval ...