Báo cáo khoa học: "Graph-based Ranking Algorithms for Sentence Extraction, Applied to Text Summarization" pdf

Báo cáo khoa học: "Graph-based Ranking Algorithms for Sentence Extraction, Applied to Text Summarization" pdf

Báo cáo khoa học: "Graph-based Ranking Algorithms for Sentence Extraction, Applied to Text Summarization" pdf

... Graph-based Ranking Algorithms for Sentence Extraction, Applied to Text Summarization Rada Mihalcea Department of Computer Science University ... represents the text, and intercon- nects words or other text entities with meaningful re- lations. For the task of sentence extraction, the goal is to rank entire sentences, and therefore a vertex ... from a sentence to...
Ngày tải lên : 31/03/2014, 03:20
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Báo cáo khoa học: " New Ranking Algorithms for Parsing and Tagging: Kernels over Discrete Structures, and the Voted Perceptron" docx

Báo cáo khoa học: " New Ranking Algorithms for Parsing and Tagging: Kernels over Discrete Structures, and the Voted Perceptron" docx

... correct tree for that sentence. We assume some way of enumerating a set of candidates for a particular sentence. We use to denote the ’th candidate for the ’th sentence in training data, and to denote the ... parameters For For If Then If Then Output on test sentence : Output on test sentence : . Figure 1: a) The perceptron algorithm for ranking problems. b) The algor...
Ngày tải lên : 23/03/2014, 20:20
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Báo cáo khoa học: "Re-Ranking Models For Spoken Language Understanding Marco Dinarelli University of Trento Italy" potx

Báo cáo khoa học: "Re-Ranking Models For Spoken Language Understanding Marco Dinarelli University of Trento Italy" potx

... and SVMs, and the re -ranking models (RR) applied to FST. A, B and C refer to the three approaches for generating training in- stances described above. As already mentioned for these large datasets, ... performs the task of translating a spoken sentence into its meaning representation based on semantic constituents. These are the units for meaning representation and are often r...
Ngày tải lên : 08/03/2014, 21:20
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Tài liệu Báo cáo khoa học: "Incorporating Context Information for the Extraction of Terms" pdf

Tài liệu Báo cáo khoa học: "Incorporating Context Information for the Extraction of Terms" pdf

... 1996), incorporating information gained from the textual context of the candidate term. 2 Context information for terms The idea of incorporating context information for term extraction came ... context carries information about terms it should be involved in the procedure for their ex- traction. We incorporate context information in the form of weights constructed in a fully a...
Ngày tải lên : 22/02/2014, 03:20
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Báo cáo khoa học: "Semantic Information Preprocessing for Natural Language Interfaces to Databases" docx

Báo cáo khoa học: "Semantic Information Preprocessing for Natural Language Interfaces to Databases" docx

... the next section. contains a dictionary of atomic formulas that spec- ifies which input atomic formulas can be translated into which output atomic formulas. Existential equivalences in KLDT's ... input language. We assume that each atomic formula with input predicates can be translated into an atomic formula with output predicates. An RLDT therefore also aThe predicate unknown...
Ngày tải lên : 08/03/2014, 07:20
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Báo cáo khoa học: "Subword-based Tagging for Confidence-dependent Chinese Word Segmentation" pdf

Báo cáo khoa học: "Subword-based Tagging for Confidence-dependent Chinese Word Segmentation" pdf

... defined for improv- ing the tagging accuracy. However, to conform to the constraints of closed test in Bakeoff 2005, some features, such as syntactic information and character encodings for numbers ... used for re-segmentation. For the subword-based IOB tagging, we need to add some multiple-character words into the lexicon subset. Since it is hard to decide the optimal number o...
Ngày tải lên : 17/03/2014, 04:20
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Báo cáo khoa học: "Dependency Tree Kernels for Relation Extraction" pot

Báo cáo khoa học: "Dependency Tree Kernels for Relation Extraction" pot

... of Information Extraction (IE) is to dis- cover relevant segments of information in a data stream that will be useful for structuring the data. In the case of text, this usually amounts to finding mentions ... to map arbitrary ob- jects to a Euclidian feature space. Haussler (1999) describes a framework for calculating kernels over discrete structures such as strings and trees. St...
Ngày tải lên : 17/03/2014, 06:20
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Báo cáo khoa học: "Combining Association Measures for Collocation Extraction" potx

Báo cáo khoa học: "Combining Association Measures for Collocation Extraction" potx

... cor- pus. The scores indicate the potential for a can- didate to be a collocation. They can be used for ranking (candidates with high scores at the top), or for classification (by setting a threshold ... (5 units) with 82 predictors NNet (5 units) with 42 predictors NNet (5 units) with 17 predictors NNet (5 units) with 7 predictors Cosine context similarity in boolean vector space (7...
Ngày tải lên : 23/03/2014, 18:20
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Báo cáo khoa học: "Automatic sense prediction for implicit discourse relations in text" docx

Báo cáo khoa học: "Automatic sense prediction for implicit discourse relations in text" docx

... the-of of-but for- but but-but said-said to- of the-a in-but was-but it-but a-and a-the of-the to- but that-but the-it* to- and to- to the-in and-but but-the to- it* and-and the-the in-in a-but he-but said-in to- the ... to 2% for Comparison, and 6% for Contingency. 7.3 Best results Adding other features to word pairs leads to im- proved performance for Contingency, Expansi...
Ngày tải lên : 30/03/2014, 23:20
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Tài liệu Báo cáo khoa học: The heat shock factor family and adaptation to proteotoxic stress pdf

Tài liệu Báo cáo khoa học: The heat shock factor family and adaptation to proteotoxic stress pdf

... factor, HSF1. Proc Natl Acad Sci USA 88, 6906–6910. 21 Schuetz TJ, Gallo GJ, Sheldon L, Tempst P & Kings- ton RE (1991) Isolation of a cDNA for HSF2: evi- dence for two heat shock factor ... shock factor family and adaptation to proteotoxic stress Mitsuaki Fujimoto and Akira Nakai Yamaguchi University School of Medicine, Ube, Japan Introduction All living organisms respond to elev...
Ngày tải lên : 18/02/2014, 04:20
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