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ACL
2006
13 years 10 months ago
Trace Prediction and Recovery with Unlexicalized PCFGs and Slash Features
This paper describes a parser which generates parse trees with empty elements in which traces and fillers are co-indexed. The parser is an unlexicalized PCFG parser which is guara...
Helmut Schmid
ICMLA
2004
13 years 10 months ago
RAIN: data clustering using randomized interactions between data points
Abstract-- This paper introduces a generalization of the Gravitational Clustering Algorithm proposed by Gomez et all in [1]. First, it is extended in such a way that not only the G...
Jonatan Gómez, Olfa Nasraoui, Elizabeth Leo...
CCCG
2003
13 years 10 months ago
Parallel morphing of trees and cycles
We prove that for any two simple chains [more generally, trees] in Rd with corresponding edges parallel, there is a parallel morph between them—i.e. a morph in which all interme...
Therese C. Biedl, Anna Lubiw, Michael J. Spriggs
CCCG
2003
13 years 10 months ago
Encoding Quadrilateral Meshes
An important problem in geometric compression is to find succinct representations (encoding schemes) for the conectivity of polygonal meshes. In this note, we show that the encod...
Asish Mukhopadhyay, Quanbin Jing
DAGSTUHL
2003
13 years 10 months ago
Agent-Environment Interaction in Visual Homing
Abstract. This study illustrates how obstacle avoidance can emerge from a visual homing strategy, caused by the intrinsic geometric structure of the environment. An example is show...
Verena Vanessa Hafner