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IBPRIA
2003
Springer
14 years 25 days ago
Smoothing Techniques for Tree-k-Grammar-Based Natural Language Modeling
Abstract. In a previous work, a new probabilistic context-free grammar (PCFG) model for natural language parsing derived from a tree bank corpus has been introduced. The model esti...
Jose L. Verdú-Mas, Jorge Calera-Rubio, Rafa...
TACAS
2009
Springer
144views Algorithms» more  TACAS 2009»
14 years 5 days ago
Computing Optimized Representations for Non-convex Polyhedra by Detection and Removal of Redundant Linear Constraints
Abstract. We present a method which computes optimized representations for non-convex polyhedra. Our method detects so-called redundant linear constraints in these representations ...
Christoph Scholl, Stefan Disch, Florian Pigorsch, ...
AIMSA
2004
Springer
13 years 11 months ago
Advances in Profile Assisted Voicemail Management
Abstract. Spoken audio is an important source of information available to knowledge extraction and management systems. Organization of spoken messages by priority and content can f...
Konstantinos Koumpis
ECIR
2006
Springer
13 years 9 months ago
A User-Item Relevance Model for Log-Based Collaborative Filtering
Abstract. Implicit acquisition of user preferences makes log-based collaborative filtering favorable in practice to accomplish recommendations. In this paper, we follow a formal ap...
Jun Wang, Arjen P. de Vries, Marcel J. T. Reinders
WCE
2007
13 years 8 months ago
Comparing Risk Neutral Density Estimation Methods using Simulated Option Data
Abstract—In this paper I use Monte Carlo simulated option data to investigate the empirical power of six Risk Neutral Density (RND) estimation techniques. Three alternative appro...
Amine Bouden