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CRYPTO
2010
Springer
195views Cryptology» more  CRYPTO 2010»
15 years 7 months ago
Fully Secure Functional Encryption with General Relations from the Decisional Linear Assumption
This paper presents a fully secure functional encryption scheme for a wide class of relations, that are specified by non-monotone access structures combined with inner-product rel...
Tatsuaki Okamoto, Katsuyuki Takashima
SIGIR
2005
ACM
15 years 11 months ago
Question answering passage retrieval using dependency relations
State-of-the-art question answering (QA) systems employ termdensity ranking to retrieve answer passages. Such methods often retrieve incorrect passages as relationships among ques...
Hang Cui, Renxu Sun, Keya Li, Min-Yen Kan, Tat-Sen...
LAMAS
2005
Springer
15 years 11 months ago
Multi-agent Relational Reinforcement Learning
In this paper we report on using a relational state space in multi-agent reinforcement learning. There is growing evidence in the Reinforcement Learning research community that a r...
Tom Croonenborghs, Karl Tuyls, Jan Ramon, Maurice ...
WISE
2003
Springer
15 years 11 months ago
Publishing and Querying the Histories of Archived Relational Databases in XML
There is much current interest in publishing and viewing databases as XML documents. The general benefits of this approach follow from the popularity of XML and the tool set avai...
Fusheng Wang, Carlo Zaniolo
DASFAA
2004
IEEE
169views Database» more  DASFAA 2004»
15 years 10 months ago
Statistic Driven Acceleration of Object-Relational Space-Partitioning Index Structures
Relational index structures, as for instance the Relational Interval Tree or the Linear Quadtree, support efficient processing of queries on top of existing object-relational datab...
Hans-Peter Kriegel, Peter Kunath, Martin Pfeifle, ...