Báo cáo khoa học: "Evaluation of Importance of Sentences based on Connectivity to Title" doc

... Evaluation of Importance of Sentences based on Connectivity to Title Takehiko Yoshimi and Toshiyuki Okunishi Takahiro Yamaji and Yoji Fukumochi Software Business Development ... Corporation 492 Minosho-cho Yamatokoriyama Nara, Japan Abstract This paper proposes a method of selecting impor- tant sentences from a text based on the evaluation of the connectivity between sentences ... The importance of a sentence is defined as the connectivity between the sentence and the title. The connectivity between two sentences is measured based on correference between a pronoun...

Báo cáo khoa học: "A Hierarchical Bayesian Language Model based on Pitman-Yor Processes" docx

... asymptotic growth of the number of unique words. In the last two pan-els, we show the proportion of words appearingonly once among the unique words; this gives anindication of the proportion of ... .5 (middle) and .9 (top). Third panel: proportion of words appearing only once, asa function of the number of words drawn, with d = .5 and θ = 1 (bottom), 10 (middle), 100 (top). Lastpanel: same, ... sufﬁx of u consisting of all butthe earliest word. The strength and discount pa-rameters are functions of the length |u| of the con-text, while the mean vector is Gπ(u), the vector of probabilities...

Báo cáo khoa học: "A Latent Topic Extracting Method based on Events in a Document and its Application" pot

... method to that of the conventional methods through a commondocument retrieval task. Furthermore, as an appli-cation of our method, we apply it to a query-biaseddocument summarization (Tombros ... topics of a document. For example,in case of classifying opinions to objects in a doc- ument, we have to identify what sort of opinion isassigned to the target objects, therefore, we have to focus ... useful forthe document summarization based on extracting la-tent topics from sentences. 3 Topic Extraction based on EventsIn this study, since we deal with a document as aset of Events, we...

Báo cáo khoa học: "A FLEXIBLE NATURAL LANGUAGE PARSER BASED ON A TWO-LEVEL REPRESENTATION OF SYNTAX" ppt

... PARSER BASED ON A TWO-LEVEL REPRESENTATION OF SYNTAX Leonardo Lesmo and Pietro Torasso Istituto di Scienze dell'Informazione Universit~ di Torino C.so Massimo D'Azeglio 42 - 10125 TORINO ... 116 REL Relation Verbs, copulas REF Referent Nouns, pronouns CONN Connector Prepositions, conjunctions Articles, DET Determiner demonstrative adjectives, adjectival question words Adverbial ... 117 THE CONSTRUCTION PROCESS The tree described in the previous section is built by means of a set of rules of the form condi tion-action. With each syntactic category a subset of these rules...

... 2003) decompose the task into a col-lection of pairwise or mention set coreference de-cisions. Decisions for each pair or each group of mentions are based on probabilities of featuresextracted ... few considerations made us reconsider.First, exceptions are found in the corpus. Personalpronouns such as she or he are used to refer to coun-try, regions, states or organizations. Second, ... process of (new and old) entity genera-tion, and either direction of causality might be con-sistent with a model of human entity generation,but this direction of causality is chosen to representthe...

Báo cáo khoa học: "a Chat-oriented Dialogue System based on the Vector Space Model" ppt

... is conducted, tokenization and vectorization of the user input is carried out. During tokenization, an additional checking is conducted by the dialogue manager. It looks for any adaptation ... vectorization, word toke-nization was conducted. In this step, all punctua-tion marks were removed, with the exception of the question “?” and exclamation “!” marks. Simi-larly, all other non-alphanumeric ... action taken by IRIS is related to the style/manner adaptation module. For this action to take place the user has to include one of three pos-sible adaptations commands at the beginning of...

Báo cáo khoa học: "Chinese-English Term Translation Mining Based on Semantic Prediction" doc

... the process of the following estimation. 4 Translation candidate construction and noise solution The goal of translation candidate construction is to construct and mine all kinds of possible ... is based on the clue that the context of source term is very similar to that of target translation in a large amount of corpora. 3) Acquiring transla-tions from a combination of translations ... dictionaries often cannot satisfy the demand of translation prediction. Here, a semantic expansion based method is proposed to construct item translation knowledge base. In this method, we only...

Báo cáo khoa học: "Automated Japanese Essay Scoring System based on Articles Written by Experts" potx

... that of theothers because we consider it an index contribut-ing to not only “rhetoric” but to “content” as well.2.1 Ease of readingThe following items are considered indexes of “ease of reading.”1. ... transition that takes on aconversational structure in the case of con-cession or compromise. Typical expressionsindicating this relationship are “certainly”and of course.”Contrast: A conjunctive ... probabilities on forward-connection, reverse-connectionIn this way, the probability of occurrence of cer-tain forward-connection and reverse-connection patterns can be obtained by taking theproduct of...

Báo cáo khoa học: "Correcting Errors in a Treebank Based on Synchronous Tree Substitution Grammar" pot

... demonstrates that we can ob-tain error correction rules with high precision.TOPNP .VP based on quotations atfive major banksThe average of interbank offered ratesNPTOPNP .VP based on ... bythe score function described in Section 3.3, sinceit is time-consuming and expensive to evaluate all of the rules. These 100 rules were applied at 331positions. The precision of the rules is ... VP(3)PPINNNSDTPPINNPDTNNSFigure 6: Examples of error correction rules in-duced from the Penn Treebankmeasured the precision of the rules. The precisionis deﬁned as follows:precision =# of the positions where an error...

Báo cáo khoa học: "A Statistical Machine Translation Model Based on a Synthetic Synchronous Grammar" docx

... The SSG -based Translation ModelThe translation in our SSG -based translationmodel can be treated as a SSG derivation. Aderivation consists of a sequence of grammar ruleapplications. To model ... corresponding hypotheses untilall nonterminal leaf nodes are processed. The keyfeature of our decoder is that the derivations are based on synthetic grammar, so that one derivationmay consist of ... Hkis a feature function ,λkis the corre-sponding feature weight and ΩΛ(f) is a normal-ization factor for each derivation of f. The mainchallenge of SSG -based model is how to distin-guish...

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