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ASIACRYPT
2009
Springer
15 years 4 months ago
Smooth Projective Hashing and Password-Based Authenticated Key Exchange from Lattices
Abstract. We describe a public-key encryption scheme based on lattices — specifically, based on the hardness of the learning with error (LWE) problem — that is secure against ...
Jonathan Katz, Vinod Vaikuntanathan
EMNLP
2008
14 years 11 months ago
Relative Rank Statistics for Dialog Analysis
We introduce the relative rank differential statistic which is a non-parametric approach to document and dialog analysis based on word frequency rank-statistics. We also present a...
Juan Huerta
AAAI
2010
14 years 11 months ago
A Two-Dimensional Topic-Aspect Model for Discovering Multi-Faceted Topics
This paper presents the Topic-Aspect Model (TAM), a Bayesian mixture model which jointly discovers topics and aspects. We broadly define an aspect of a document as a characteristi...
Michael Paul, Roxana Girju
HICSS
2003
IEEE
124views Biometrics» more  HICSS 2003»
15 years 3 months ago
Knowledge Map Creation and Maintenance for Virtual Communities of Practice
This paper proposes a knowledge map management system to facilitate knowledge management in virtual communities of practice. To realize the proposed knowledge map management, we d...
Fu-ren Lin, Chih-ming Hsueh
PODS
2001
ACM
167views Database» more  PODS 2001»
15 years 10 months ago
Querying Websites Using Compact Skeletons
Several commercial applications, such as online comparison shopping and process automation, require integrating information that is scattered across multiple websites or XML docum...
Anand Rajaraman, Jeffrey D. Ullman