Báo cáo khoa học: "Choosing simplified mixed models for simulations when data have a complex hierarchical organization. An example with some basic properties in Sessile oak wood (Quercus petraea Liebl.)" ppsx
Tài liệu Báo cáo khoa học: N-Methyl-L-amino acid dehydrogenase from Pseudomonas putida A novel member of an unusual NAD(P)-dependent oxidoreductase superfamily ppt
... were of analytical grade from Nacalai Tesque (Kyoto, Japan) andWako Pure Chemical Industries (Osaka, Japan).Culture and screening of bacteriaBacterial strains were cultivated for 15–20 h at ... &Komagata K (1992) Transfer of Pseudomonas- Amino-vorans (Dendooren Dejong 1926) to AminobacterGeneral-Nov as Aminobacter-Aminovorans Comb-Novand description of Aminobacter-Aganoensis Sp-Novand ... c, myokinase, enolase, lactate dehydrogenase, andglutamate dehydrogenase from Oriental Yeast, Osaka,Japan.Other analytical methodsThe N-terminal amino -acid sequence of the enzyme wasdetermined...
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Tài liệu Báo cáo khoa học: "Incremental Syntactic Language Models for Phrase-based Translation" pptx
... to incorporate large-scale n-gram language models in conjunction withincremental syntactic language models. The added decoding time cost of our syntactic language model is very high. By increasing ... Association for Computational Linguistics, pages 620–631,Portland, Oregon, June 19-24, 2011.c2011 Association for Computational LinguisticsIncremental Syntactic Language Models for Phrase-based ... aretherefore a good mechanism for incorporat-ing syntax into phrase-based translation. Wegive a formal definition of one such linear-time syntactic language model, detail its re-lation to phrase-based...
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Tài liệu Báo cáo khoa học: "Statistical phrase-based models for interactive computer-assisted translation" pdf
... Association for Computational LinguisticsStatistical phrase-based models for interactive computer-assisted translationJes´us Tom´as and Francisco CasacubertaInstituto Tecnol´ogico de Inform´aticaUniversidad ... et al., 2003). Phrase-based models have proved to be very ad-equate statistical models for MT (Tom´as et al.,2005). In this work, the use of these models hasbeen extended to interactive CAT.The ... framework, real-time is re-quired.4 Phrase-based models The usual statistical translation models can beclassified as single-word based alignment models. Models of this kind assume that an input...
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Tài liệu Báo cáo khoa học: "Refined Lexicon Models for Statistical Machine Translation using a Maximum Entropy Approach" pptx
... Refined Lexicon Models for Statistical Machine Translation using a Maximum Entropy ApproachIsmael Garc´ a VareaDpto. de Inform´aticaUniv. de Castilla-La ManchaCampus Universitario s/n02071 Albacete, ... lexicon models for statistical machine translation by using maximum entropy models. We have been able to obtain a significant better test corpus perplexity and also a slight improvement in translation ... dialog act.To include this additional information within the statistical framework we use the maximum en-tropy approach. This approach has been appliedin natural language processing to a variety...
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Tài liệu Báo cáo khoa học: "Statistical Decision-Tree Models for Parsing*" ppt
... Statistical Pattern Recognition. Doctoral dissertation. Stanford University, Stanford, Cali- fornia. 283 Statistical Decision-Tree Models for Parsing* David M. Magerman Bolt Beranek and Newman ... otherwise. 2.3 Decision-Tree Algorithms The point of showing the equivalence between n- gram models and decision-tree models is to make clear that the power of decision-tree models is not in ... SPATTER's models SPATTER consists of three main decision-tree models: a part-of-speech tagging model, a node- extension model, and a node-labeling model. Each of these decision-tree models are...
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Tài liệu Báo cáo khoa học: "Phrase-Based Backoff Models for Machine Translation of Highly Inflected Languages" docx
... haveused backoff models for combining in-domain and42 Phrase-Based Backoff Models for Machine Translation of Highly Inflected LanguagesMei YangDepartment of Electrical EngineeringUniversity of ... known and unknown words dif-ferently and propose a backoff model for phrase-based translation. 3 Backoff Models Generally speaking, backoff models exploit rela-tionships between more general ... Section 8 con-cludes.41 out -of- domain data for the purpose of bootstrap-ping a part -of- speech tagger for Chinese, outper-forming standard methods such as EM.4 Backoff Models in MTIn order to...
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Báo cáo khóa học: C-, 15N- and 31P-NMR studies of oxidized and reduced low molecular mass thioredoxin reductase and some mutant proteins docx
... (Eur. J. Biochem. 271) Ó FEBS 2004 13 C-, 15N- and 31P-NMR studies of oxidized and reduced low molecular mass thioredoxin reductase and some mutant proteins Wolfgang Eisenreich1, Kristina ... p.p.m.) of native and native reconstituted thioredoxin reductase (TrxR), and of the native mutant protein E159Yin the oxidized and reduced states. For comparison the chemical shifts of free FAD and ... shiftTable 4.13C and 15N-NMR chemical shifts (in p.p.m.) of reduced flavins in solutions and FAD bound to wild-type thioredoxin reductase (TrxR) and mutant proteins in the reduced state.Atom...
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Báo cáo khoa học: Amino acid residues on the surface of soybean 4-kDa peptide involved in the interaction with its binding protein potx
... 4-kDa peptide. Dissociation constants of the 4-kDa peptide variantsTo investigate the residues of the 4-kDa peptide involved in binding to the 43-kDa protein, we generated 4-kDa peptide variants, in which 19 residues ... of insulin–insulin receptor interaction, the areaconsisting of Ile25, Val29, Phe31 and Ile33 in the 4-kDa peptide should play a critical role in the interaction with the 43-kDa protein. These ... residues of the 4-kDa peptide involved in the interaction with the 43-kDa protein, alanine-scanning mutagenesis of the 4-kDa peptide was performed. The 4-kDa peptide- expressionsystem in Escherichia...
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Báo cáo khoa học: "Bilingual Topic AdMixture Models for Word Alignment" ppt
... alignment.3.3 BiTAM-3: Word- level Admixture It is straightforward to extend the sentence-levelBiTAM-1 to a word- level admixture model, bysampling topic indicator zn,j for each word- pair(fj, eaj) ... success. Wepropose a new statistical formalism: Bilingual Topic AdMixture model, or BiTAM, to facilitate topic- based word alignment in SMT.Variants of admixture models have appeared inpopulation ... Incorporation of Word “Null”Similar to IBM models, “Null” word is used for the source words which have no translation coun-terparts in the target language. For example, Chi-nese words “de” ()...
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Báo cáo khoa học: "Utilizing Dependency Language Models for Graph-based Dependency Parsing Models" pptx
... for Computational LinguisticsUtilizing Dependency Language Models for Graph-based Dependency Parsing Models Wenliang Chen, Min Zhang∗, and Haizhou LiHuman Language Technology, Institute for ... enriching high-order feature representations for graph-based dependency parsing models using a dependency language model and beamsearch. The dependency language model isbuilt on a large-amount ... that have been proposed for dependency parsing (McDonald and Nivre, 2007). Among them, graph-based dependency parsing models have achievedstate-of-the-art performance for a wide range of lan-guages...
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Báo cáo khoa học: "Reduced n-gram models for English and Chinese corpora" ppt
... Zipf’s Law to Word and Character N-Grams for English and Chinese. CLCLP, 8(1):77-102. Le Q. Ha, Rowan Seymour, Philip Hanna and Francis J. Smith. 2005. Reduced N-Grams for Chinese Evaluation. ... reporting of results for limited sizes of n-grams to be inappropriate, although these are valid for a traditional n-gram model. Therefore we show results for several n-gram sizes for the traditional ... traditional models, which include all n-grams. In our experiments, the reduced n-gram Zipf curves are first presented, and compared with previously obtained conventional n-grams for both English and...
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Báo cáo khoa học: "Continuous Space Language Models for Statistical Machine Translation" pdf
... becausecanittheywethatcancancanbebehavebehavebehaveitithasforgottenhasforgottenhashasforgottenforgottenbeenforgottenbeenforgottenforgotten..forgotten......Figure 1: Example of a translation ... Sessions, pages 723–730,Sydney, July 2006.c2006 Association for Computational LinguisticsContinuous Space Language Models for Statistical Machine TranslationHolger Schwenk and Daniel Dchelotte ... investigatingnew approaches to language modeling for statis-tical machine translation. Traditionally, statistical machine translation systems use a simple 3-gramback-off language model (LM) during...
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Báo cáo khoa học: "Improved Source-Channel Models for Chinese Word Segmentation" pdf
... Word class Class model Linguistic Constraints Lexicon word (LW) P(S|LW)=1 if S forms a word lexicon entry, 0 otherwise. Word lexicon Morphologically derived word (MW) P(S|MW)=1 if S forms ... presents a Chinese word segmen-tation system that uses improved source- channel models of Chinese sentence genera-tion. Chinese words are defined as one of the following four types: lexicon words, ... source-channel models for Chinese word segmentation. The models assume that a Chinese sentence S is generated as follows: First, a person chooses a sequence of concepts (i.e., word classes C) to...
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Báo cáo khoa học: "Three Generative, Lexicalised Models for Statistical Parsing" docx
... preference for right- branching structures); (2) does the string contain a 17 Three Generative, Lexicalised Models for Statistical Parsing Michael Collins* Dept. of Computer and Information ... both make heavy use of lexical informa- tion, have reported the best statistical parsing per- formance on Wall Street Journal text. Neither of these models is generative, instead they both esti- ... dependency-based parsing models in speech recog- nition, for example (Stolcke 96). It is interesting to note that Models 1, 2 or 3 could be used as lan- guage models. The probability for any sentence...
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Báo cáo khoa học: "Choosing simplified mixed models for simulations when data have a complex hierarchical organization. An example with some basic properties in Sessile oak wood (Quercus petraea Liebl.)" ppsx
... Moguédec et al.Choosing simplified mixed models Original articleChoosing simplified mixed models for simulations when data have a complex hierarchical organization. An example with some basic properties in ... modeled with linear mixed models. The data have a seven-levels hierarchical organization. The variability at each level is mo-deled with a variance matrix. Unfortunately, a model with all variances ... soils) are of particular importance for forest manag-ers and forest policy-makers. In these multiple regards, it seems important to maintain a sufficient degree of genetic variability in oak stands,...
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Từ khóa: Báo cáo quy trình mua hàng CT CP Công Nghệ NPVNghiên cứu tổ chức pha chế, đánh giá chất lượng thuốc tiêm truyền trong điều kiện dã ngoạiNghiên cứu tổ hợp chất chỉ điểm sinh học vWF, VCAM 1, MCP 1, d dimer trong chẩn đoán và tiên lượng nhồi máu não cấpNghiên cứu tổ chức chạy tàu hàng cố định theo thời gian trên đường sắt việt namĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANNGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN SLIDENghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùngNghiên cứu về mô hình thống kê học sâu và ứng dụng trong nhận dạng chữ viết tay hạn chếNghiên cứu tổng hợp các oxit hỗn hợp kích thƣớc nanomet ce 0 75 zr0 25o2 , ce 0 5 zr0 5o2 và khảo sát hoạt tính quang xúc tác của chúngNghiên cứu khả năng đo năng lượng điện bằng hệ thu thập dữ liệu 16 kênh DEWE 5000Định tội danh từ thực tiễn huyện Cần Giuộc, tỉnh Long An (Luận văn thạc sĩ)Tìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinThơ nôm tứ tuyệt trào phúng hồ xuân hươngThiết kế và chế tạo mô hình biến tần (inverter) cho máy điều hòa không khíChuong 2 nhận dạng rui roKiểm sát việc giải quyết tố giác, tin báo về tội phạm và kiến nghị khởi tố theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn tỉnh Bình Định (Luận văn thạc sĩ)Tranh tụng tại phiên tòa hình sự sơ thẩm theo pháp luật tố tụng hình sự Việt Nam từ thực tiễn xét xử của các Tòa án quân sự Quân khu (Luận văn thạc sĩ)Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtHIỆU QUẢ CỦA MÔ HÌNH XỬ LÝ BÙN HOẠT TÍNH BẰNG KIỀM