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» Comparative Evaluation of Approaches to Propositionalization
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EMNLP
2007
15 years 8 months ago
Recovery of Empty Nodes in Parse Structures
In this paper, we describe a new algorithm for recovering WH-trace empty nodes. Our approach combines a set of hand-written patterns together with a probabilistic model. Because t...
Denis Filimonov, Mary P. Harper
ACL
2006
15 years 8 months ago
Subword-Based Tagging for Confidence-Dependent Chinese Word Segmentation
We proposed a subword-based tagging for Chinese word segmentation to improve the existing character-based tagging. The subword-based tagging was implemented using the maximum entr...
Ruiqiang Zhang, Gen-ichiro Kikui, Eiichiro Sumita
EMNLP
2004
15 years 8 months ago
LexPageRank: Prestige in Multi-Document Text Summarization
Multidocument extractive summarization relies on the concept of sentence centrality to identify the most important sentences in a document. Centrality is typically defined in term...
Günes Erkan, Dragomir R. Radev
RIAO
2004
15 years 8 months ago
Unsupervised Learning with Term Clustering for Thematic Segmentation of Texts
In this paper we introduce a machine learning approach for automatic text segmentation. Our text segmenter clusters text-segments containing similar concepts. It first discovers th...
Marc Caillet, Jean-François Pessiot, Massih...
TDM
2004
202views Database» more  TDM 2004»
15 years 8 months ago
Combining Indexing Schemes to Accelerate Querying XML on Content and Structure
This paper presents the advantages of combining multiple document representation schemes for query processing of XML queries on content and structure. We show how extending the Te...
Georgina Ramírez, Arjen P. de Vries