Báo cáo khoa học: "An Expert Lexicon Approach to Identifying English Phrasal Verbs" pot
Tài liệu Báo cáo khoa học: "An All-Subtrees Approach to Unsupervised Parsing" pdf
... extends DOP1 to unsupervised parsing(Bod 2006). Its key idea is to assign all unlabeledbinary trees to a set of sentences and to next use (inprinciple) all subtrees from these binary trees to parse ... butsince ML estimation is known to be very sensitive to the initialization of the parameters, it is convenient to start with parameters that are known to performwell. To avoid overtraining, ML-DOP ... relativefrequency estimator corresponds to maximumlikelihood (Chi and Geman 1998), and which weshall refer to as "ML-PCFG". To this end, we useda random 90%/10% division of WSJ40 into atraining...
- 8
- 379
- 0
Báo cáo khoa học: "A multi-staged approach to identifying complex events in textual data" ppt
... as tailored to the financial do-main, and some forward-looking exten-sions to the approach that enables users to specify classifications on the fly.1 IntroductionOur goal is to support the ... layoff. A second concern is thus to enable end users to interpret facts and eventsthrough automated context assessment.The route we have taken towards this end is to model the domain of corporate ... trainingBecause we had no existing methods to addressfinancial events or relations, we took this oppor-tunity to develop a trainable approach. Recentwork has begun to address relation and eventextraction...
- 4
- 404
- 0
Báo cáo khoa học: "An Ontology–Based Approach for Key Phrase Extraction" docx
... all redirects that link to the article. A LINK. Each page consists of many links which function not only to point from the page to others, but also to guide readers to pages that provide ... of C2 then C1 is the most specific category. 5. to traverse the ViO ontology from C1 & C2 to find the nearest common ancestor node (C’). Calculate the distance between C1 and ... research is to build a system that can extract key phrases in Vietnamese que-ries in order to meet the demands associated with information searching and information retriev-ing, especially to support...
- 4
- 429
- 3
Tài liệu Báo cáo khoa học: "A Ranking-based Approach to Word Reordering for Statistical Machine Translation" doc
... improves the performance forboth English -to- Japanese and Japanese -to- English experiments over the BTG baseline system. It alsoout-performs the manual rule set on English -to- Japanese result, but the ... forGerman -English, Chinese -English, English- Hindiand English- Japanese respectively. Xu et al. (2009)designed a clever precedence reordering rule set fortranslation from English to several ... ex-periments on large scale English -To- Japanese, andJapanese -To- English translation tasks.5.1 Data5.1.1 Evaluation DataWe collect 3,500 Japanese sentences and 3,500 English sentences from the...
- 9
- 615
- 0
Tài liệu Báo cáo khoa học: "An Equivalent Pseudoword Solution to Chinese Word Sense Disambiguation" ppt
... EPs. A Chinese thesaurus is adopted and revised to meet this de-mand. Extended Version of TongYiCiCiLin To extend the TongYiCiCiLin (Cilin) to hold more words, several linguistic resources ... word, which is called an atom word group, an atom class or an atom node. The words in the same atom node hold the smallest semantic dis-tance. From the root node to the leaf node, the sense ... morphemes can be found at the fifth level. It is not often necessary to search to the fourth level, less to the third. Ac-cording to our statistics, the extended Cilin con-tains about monosemous...
- 8
- 414
- 0
Tài liệu Báo cáo khoa học: "A Fully Bayesian Approach to Unsupervised Part-of-Speech Tagging∗" docx
... differences hold to alesser degree when a partial dictionary is provided.With MLHMM, different tokens of the same wordtype are usually assigned to the same cluster, buttypes are assigned to clusters ... We would also like to thankNoah Smith for providing us with his data sets.Eisner, 2005). Nearly all of these approaches haveone aspect in common: the goal of learning is to identify the set ... tagdictionary to no dictionary at all. We introduce theuse of a new information-theoretic criterion, varia-tion of information (Meilˇa, 2002), which can be used to compare a gold standard clustering to...
- 8
- 523
- 0
Tài liệu Báo cáo khoa học: "A Feature Based Approach to Leveraging Context for Classifying Newsgroup Style Discussion Segments" pptx
... state of a simple finite-state automaton that only has two states. The automaton is set to initial state (q0) at the top of a message. It makes a transition to state (q1) when it encounters ... is to enable the quality and nature of discussions that occur within an on-line discussion board to be communicated in a summary to a potential new-comer or group moderators. We propose to ... where a message appears. We refer to this feature as deep. This is expected to improve per-formance to the extent that thread initial messages may be rhetorically distinct from messages that...
- 4
- 518
- 0
Tài liệu Báo cáo khoa học: "Probing the lexicon in evaluating commercial MT systems Martin" pot
... we used the lexicon evalua- tion to check for agreement within the noun phrase. Translating from English to German the MT system has to get the gender of the German noun from the lexicon since ... evaluated the output. These steps had to be done for both translation directions (German to English and vice versa), but here we concentrate on English to German. 2.1 Preparation of the word ... class). This is probably due to the fact that many English verbs in the low frequency class are rare uses of ho- mograph nouns (e.g. to keyboard, to pitchfork, to sec- tion). If we omit the...
- 8
- 320
- 0
Báo cáo khoa học: "A Nonparametric Bayesian Approach to Acoustic Model Discovery" docx
... thefuture, we plan to explore phonological context anduse more flexible topological structures to modelacoustic units within our framework.AcknowledgementsThe authors would like to thank Hung-an ... R39 to denote the tthfeature frame of theithutterance. Fig. 1 illustrates how the speech signalof a single word utterance banana is converted to asequence of feature vectors xi1 to xi11.Boundary ... gi0 to be the beginning ofan utterance, and Li to be the number of boundaryframes in an utterance. For the example shown inFig. 1, Liis equal to 6.Segment (pij,k) We define a segment to...
- 10
- 477
- 0
Báo cáo khoa học: "A Two-step Approach to Sentence Compression of Spoken Utterances" pdf
... first step, 8 anno-tators were asked to select words to be removed to compress the sentences. In the second step, 6 an-notators (different from the first step) were asked to pick the best one ... propose to use a two-step approach in this pa-per for sentence compression of spontaneous speechutterances. The contributions of our work are:• Our proposed two-step approach allows us to incorporate ... andreranking is able to yield additional gain, espe-cially when training is performed to take intoaccount multiple references.1 IntroductionSentence compression aims to preserve the most...
- 5
- 425
- 1
Từ khóa: báo cáo khoa họcbáo cáo khoa học mẫubáo cáo khoa học y họcbáo cáo khoa học sinh họcbáo cáo khoa học nông nghiệpBáo cáo quy trình mua hàng CT CP Công Nghệ NPVNghiên cứu tổ chức chạy tàu hàng cố định theo thời gian trên đường sắt việt namBiện pháp quản lý hoạt động dạy hát xoan trong trường trung học cơ sở huyện lâm thao, phú thọGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitNGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN SLIDEPhối hợp giữa phòng văn hóa và thông tin với phòng giáo dục và đào tạo trong việc tuyên truyền, giáo dục, vận động xây dựng nông thôn mới huyện thanh thủy, tỉnh phú thọPhát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninhTrả hồ sơ điều tra bổ sung đối với các tội xâm phạm sở hữu có tính chất chiếm đoạt theo pháp luật Tố tụng hình sự Việt Nam từ thực tiễn thành phố Hồ Chí Minh (Luận văn thạc sĩ)Phát triển du lịch bền vững trên cơ sở bảo vệ môi trường tự nhiên vịnh hạ longNghiên cứu khả năng đo năng lượng điện bằng hệ thu thập dữ liệu 16 kênh DEWE 5000Tìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinChuong 2 nhận dạng rui rochuong 1 tong quan quan tri rui roNguyên tắc phân hóa trách nhiệm hình sự đối với người dưới 18 tuổi phạm tội trong pháp luật hình sự Việt Nam (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtBÀI HOÀN CHỈNH TỔNG QUAN VỀ MẠNG XÃ HỘIĐổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt namQUẢN LÝ VÀ TÁI CHẾ NHỰA Ở HOA KỲ