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ICDE
2006
IEEE
155views Database» more  ICDE 2006»
14 years 9 months ago
Answering Imprecise Queries over Autonomous Web Databases
Current approaches for answering queries with imprecise constraints require user-specific distance metrics and importance measures for attributes of interest - metrics that are ha...
Ullas Nambiar, Subbarao Kambhampati
ACL
2010
13 years 5 months ago
Extracting Social Networks from Literary Fiction
We present a method for extracting social networks from literature, namely, nineteenth-century British novels and serials. We derive the networks from dialogue interactions, and t...
David K. Elson, Nicholas Dames, Kathleen McKeown
SIGMOD
1999
ACM
98views Database» more  SIGMOD 1999»
13 years 12 months ago
Self-tuning Histograms: Building Histograms Without Looking at Data
In this paper, we introduce self-tuning histograms. Although similar in structure to traditional histograms, these histograms infer data distributions not by examining the data or...
Ashraf Aboulnaga, Surajit Chaudhuri
MDM
2007
Springer
123views Communications» more  MDM 2007»
14 years 1 months ago
On Relaxing Contextual Preference Queries
Personalization systems exploit preferences for providing users with only relevant data from the huge volume of information that is currently available. We consider preferences th...
Kostas Stefanidis, Evaggelia Pitoura, Panos Vassil...
EUROCRYPT
2010
Springer
14 years 12 days ago
Fully Secure Functional Encryption: Attribute-Based Encryption and (Hierarchical) Inner Product Encryption
In this paper, we present two fully secure functional encryption schemes. Our first result is a fully secure attribute-based encryption (ABE) scheme. Previous constructions of AB...
Allison B. Lewko, Tatsuaki Okamoto, Amit Sahai, Ka...