Tài liệu Báo cáo khoa học: "Grammar Error Correction Using Pseudo-Error Sentences and Domain Adaptation" pdf

... ﬁtthe pseudo-errors to the real-errors, we apply a do-main adaptation technique. Namely, we regard thepseudo -error corpus as the source domain and thereal -error corpus as the target domain, and ... large error cor-pora. We tackle this problem by using pseudo- error sentences generated automatically. Fur-thermore, we apply domain adaptation, thepseudo -error sentences are from the source domain, ... correct sentences that mimic the real-errors (Rozovskaya and Roth, 2010b). Furthermore,we apply a domain adaptation technique that re-gards the pseudo-errors and the real-errors as thesource and...

Tài liệu Báo cáo khoa học: "An Alignment Algorithm using Belief Propagation and a Structure-Based Distortion Model" pdf

... largely underestimated and the pre-cision will be overestimated.For the BP/EM training, we used 10 BP iter-ations for each sentences, and 5 global EM iter-ations. By using a damping scheme ... Press.Rada Mihalcea and Ted Pedersen. 2003. An evaluationexercise for word alignment. In Rada Mihalcea and Ted Pedersen, editors, HLT-NAACL 2003 Workshop:Building and Using Parallel Texts: ... computing the English-side mes-sages and beliefs (meij and bei) , but the processmust also be done symmetrically for the French-side messages and beliefs (mfij and bfi) at everyiteration.0-...

Tài liệu Báo cáo khoa học: "Automatic error detection in the Japanese learners’ English spoken data" pdf

... Compliment error Adjective Lexical error Adverb Lexical error Preposition Lexical error on normal and dependent preposition Article Lexical error Pronoun Lexical error Others Collocation error ... Targeted error categories We selected 13 error categories for detection. Table 1. Error categories to be detected Noun Number error, Lexical error Verb Erroneous subject-verb agreement, Tense error, ... category the error belonged during this process. What we call error categories” here means the 45 error categories that are defined in our error tagset. (e.g. article and tense errors) These...

Tài liệu Báo cáo khoa học: "Grammar Development in GF" doc

... LinguisticsGrammar Development in GFAarne Ranta and Krasimir Angelov and Bj¨orn Bringert∗Department of Computer Science and EngineeringChalmers University of Technology and University of Gothenburg{aarne,krasimir,bringert}@chalmers.seAbstractGF ... rules and a large lexicon. GF provides powerful tools forbuilding morphological lexica and exporting themto other formats, including Xerox ﬁnite state tools(Beesley and Karttunen 2003) and SQL ... ofhours. Thus porting a domain grammar to a newlanguage requires very effort and also very littlelinguistic knowledge: it is expertise of the appli-cation domain and its terminology that...

Tài liệu Báo cáo khoa học: Mechanisms of amyloid ﬁbril formation – focus on domain-swapping doc

... in themonomer and domain- swapped dimer. The monomer and domain- swapped dimers of stefins A and B areillustrated in Fig. 2.Pro74 is widely conserved in stefins and cystatins, and is found in ... A and chicken cystatin) [121,122]. The domain- swapped dimer of stefin A (Fig. 2A) is madeof strand 1, the a-helix and strand 2 from one mono-mer, and strands 3–5 from the other monomer[120,122]. ... the term ‘propa-gated domain- swapping’ would encompass both domain- swapping and loop-swapping. The domain- swapping demands almost complete unfolding(> 90 kcalÆmol)1) and loop-swapping, usually...

Tài liệu Báo cáo khoa học: Secondary substrate binding strongly affects activity and binding afﬁnity of Bacillus subtilis and Aspergillus niger GH11 xylanases docx

... werepooled and dialyzed against a sodium acetate buffer(200 mm, pH 4.0).XBS and XANAll puriﬁed XBS, XAN and mutant variants were freefrom protein impurities as veriﬁed by SDS ⁄ PAGE and silver ... both XBS and XAN involvedin substrate interaction were selected based on thecrystal structures of XBS and XAN soaked with xylo-tetraose and xylopentaose, respectively [12] (Fig. 1), and were ... 10)10M and 1 AzU = 50.8 · 10)10M and for the wild-type XAN, 1 X6U = 1.02 · 10)10M, 1 XyU = 7.72 · 10)10M and 1 AzU = 9.65 · 10)10M for the activity on X6, Xylazyme AX and Azo-wheat...

Tài liệu Báo cáo khoa học: Proteolytic processing regulates pathological accumulation in dentatorubral-pallidoluysian atrophy pdf

... (C580R and L55-2) and polyQ antibody (1C2).The antibodies showed no difference in immunoreactivity of ATN1 and various fragments between the Neuro2a and COS-7 cells. 1C2labelled the ATN1-Q77 bands ... progressivedementia, epilepsy, gait disturbance and involuntarymovement (chorea and myoclonus) and, pathologi-cally, by combined degeneration of the dentatorubral and pallidoluysian systems [10,11]. DRPLA ... DRPLA [15]. A previous study using cultured cells expressing ATN1 showed that truncatedATN1 with an expanded polyQ formed perinuclear and intranuclear aggregates and caused apoptotic celldeath...

Tài liệu Báo cáo khoa học : Chủ nghĩa xã hội đặc sắc ở Trung Quốc pdf

... (1996) neu ro : Tang cUdng xay dflng dao dflc tU tfldng, phit trien giio due khoa hpc van hoi, dung ly luan khoa hgc de vu trang cho con ngUdi, diing da luan dung ddn de hUdng ddn con ngUdi, ... trpng cua nd, nen DCS Trung Quo'c da cd hai nghj quylt Trung Udng (Hpi nghj Trung Udng 6 khoa XII va Hpi nghj Trung Udng 6 khoi XIV) ban ve vd'n dl xay dflng vdn minh tinh than ... mang vin hda. Kit qua cudi cung li: quan di^m trSn hi phe phan tai Hpi nghi Trung fldng 3 khoa XI Dang Cong san Trung Qudc (12/1978), cdn ban than Hoa Qudc Phong phai thoi gifl chflc Chu...

Tài liệu Báo cáo khoa học : Bản chất của khủng hoảng kinh tế thế giới pdf

... cua iMy Dau cd chflng khoan la cd sd ciia sfl khdng on dinh ciia thi trfldng. Nghien ciiu Kinh t4s6 370 ' Thang 3/2009 53 Bdn chat cua cuoc khung khoang KH nay la cd hdi ... trong khu viic tai chinh, sau dd lan sang ca nen kinh te thiic. Nam 2008 trong thi trudng chUng khoan la nam xau nha't, thay ddi nhieu nha't, cac nha dau tU dang dflng trfldc mot ... nghiem trong bIng cudc KH nam 1929, do dd cd the thdi gian phuc hdi se khdng keo dai llm, chi khoang 2 nam nhfl d cac KH trfldc. Tuy vay cho den nay vln chfla du cd sd de danh gia het tac...

Tài liệu Báo cáo khoa học: Amprenavir complexes with HIV-1 protease and its drug-resistant mutants altering hydrophobic clusters docx

... [19], and 50- and 20-fold decreased inhibi-tion by indinavir and SQV [17,18]. Unlike Ile50, Ile54does not directly interact with APV, but mutations ofIle54 are frequent in APV resistance and ... inhibitors. There-fore, the structural effects of APV and SQV were com-pared for PRWT and mutants PRI50V,PRI54M and PRI54Vcomplexes, using previously reported SQVcomplexes [12,18]. Exploring ... mechanisms of resistance and help in the design ofnew inhibitors.ResultsAPV inhibition of PR and mutantsThe kinetic parameters and inhibition constants of APVfor PRWT and the drug-resistant...

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