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IJCAI
2007
15 years 6 months ago
Semantic Smoothing of Document Models for Agglomerative Clustering
In this paper, we argue that the agglomerative clustering with vector cosine similarity measure performs poorly due to two reasons. First, the nearest neighbors of a document belo...
Xiaohua Zhou, Xiaodan Zhang, Xiaohua Hu
DEXAW
2010
IEEE
202views Database» more  DEXAW 2010»
15 years 6 months ago
Identifying Sentence-Level Semantic Content Units with Topic Models
Abstract--Statistical approaches to document content modeling typically focus either on broad topics or on discourselevel subtopics of a text. We present an analysis of the perform...
Leonhard Hennig, Thomas Strecker, Sascha Narr, Ern...
DATAMINE
2002
139views more  DATAMINE 2002»
15 years 5 months ago
Using Site Semantics to Analyze, Visualize, and Support Navigation
To satisfy potential customers of a Web site and to lead them to the goods offered by the site, one should support them in the course of navigation they have embarked on. This pape...
Bettina Berendt
ACL
2009
15 years 3 months ago
Unsupervised Argument Identification for Semantic Role Labeling
The task of Semantic Role Labeling (SRL) is often divided into two sub-tasks: verb argument identification, and argument classification. Current SRL algorithms show lower results ...
Omri Abend, Roi Reichart, Ari Rappoport
IWANN
2009
Springer
15 years 12 months ago
On the Bond Graphs in the Delaunay-Tetrahedra of the Simplicial Decomposition of Spatial Protein Structures
The examination of straightforwardly definable discrete structures in nucleic acids and proteins turned out to be perhaps the most important development in our present knowledge a...
Rafael Ördög, Vince Grolmusz