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CORR
2011
Springer
156views Education» more  CORR 2011»
15 years 1 months ago
Impossibility of Succinct Quantum Proofs for Collision-Freeness
We show that any quantum algorithm to decide whether a function f : [n] → [n] is a permutation or far from a permutation must make Ω n1/3 /w queries to f, even if the algorith...
Scott Aaronson
DEXA
2005
Springer
93views Database» more  DEXA 2005»
16 years 3 days ago
Provable Data Privacy
In relational database systems a combination of privileges and views is employed to limit a user’s access and to hide non-public data. The data privacy problem is to decide wheth...
Kilian Stoffel, Thomas Studer
IJCAI
2003
15 years 8 months ago
A Revised Algorithm for Latent Semantic Analysis
The intelligent tutoring system AutoTutor uses latent semantic analysis to evaluate student answers to the tutor's questions. By comparing a student's answer to a set of...
Xiangen Hu, Zhiqiang Cai, Max M. Louwerse, Andrew ...
TAL
2010
Springer
15 years 5 months ago
Clustering E-Mails for the Swedish Social Insurance Agency - What Part of the E-Mail Thread Gives the Best Quality?
We need to analyse a large number of e-mails sent by the citizens to the customer services department of a governmental organisation based in Sweden. To carry out this analysis we ...
Hercules Dalianis, Magnus Rosell, Eriks Sneiders
TAL
2010
Springer
15 years 4 months ago
Passage Retrieval in Log Files: An Approach Based on Query Enrichment
Abstract. The question answering systems are considered the next generation of search engines. This paper focuses on the first step of this process, which is to search for relevant...
Hassan Saneifar, Stéphane Bonniol, Anne Lau...