Báo cáo khoa học: "An Alignment Method for Noisy Parallel Corpora based on Image Processing Techniques" doc

... English Figure 3. Convolution. (a) LTP dotplot before convolution; and (b) after convolution. 2.3 Convolution and local edge detection Convolution is the method of choice for enhancing and ... An Alignment Method for Noisy Parallel Corpora based on Image Processing Techniques Jason S. Chang and Mathis H. Chen Department of Computer Science, National Tsing Hua University, ... based on Hough Transform, contrary to the other two filtering methods, prefers connection that is consistent with other connections globally. It does a pretty good job of identifying a long...

Tài liệu Báo cáo khoa học: "An Ensemble Method for Selection of High Quality Parses" pdf

... parser to a logic -based representation (relationalconjunction (RC)) and then employs four methods for semantically analyzing whether a conjunct in theRC is likely to be reasonable. The ﬁlters ... work, we show an error reductionof 31% as opposed to their 20%.1 IntroductionMany algorithms for major NLP applications suchas information extraction (IE) and question answer-ing (QA) utilize ... of the Association of Computational Linguistics, pages 408–415,Prague, Czech Republic, June 2007.c2007 Association for Computational LinguisticsAn Ensemble Method for Selection of High Quality...

Báo cáo khoa học: "An Automatic Method for Summary Evaluation Using Multiple Evaluation Results by a Manual Method" pptx

... evaluation based on Yasuda’s method can outperform other automatic methods. 4.2 Automatic Evaluation Methods Used in the Experiments In the following, we show the automatic evaluation methods ... effectiveness of our method, we conducted some examinations and Section 4 reports on these. We present some conclusions in Section 5. 2 Related Work Generally, similar summaries are considered to ... Main Conference Poster Sessions, pages 603–610,Sydney, July 2006.c2006 Association for Computational LinguisticsAn Automatic Method for Summary Evaluation Using Multiple Evaluation Results...

Báo cáo khoa học: "An Efficient Method for Determining Bilingual Word Classes" doc

... successor word classes. With the notation I for the number of iterations needed for conver- gence, B for the number of word bigrams, M for the number of classes and V for the vocabulary • • . , • ... that the final per- formance of the translation system was optimal. The CPU time for optimization of bilingual word classes on an Alpha workstation was under 20 sec- onds for EUTRANS-I and less ... parallel corpus we ob- tained an optimization criterion for bilingual word classes which is very similar to the one used in monolingual maximum-likelihood word clustering. For optimization...

Báo cáo khoa học: "User Requirements Analysis for Meeting Information Retrieval Based on Query Elicitation" pdf

... (i.e., TF-IDF). The third level, on the contrary, contains more abstract and tacit information pertaining to how the explicit in-formation contributes to the rationale of the meet-ing, and it ... implications of these findings for the design of meeting retrieval systems. Section 4 concludes the paper and outlines some directions for future work. 2 Argumentative Information in Meeting Information ... addition to the "strictly fac-tual, technical information", these memories must also store relevant information about deci-sion-making processes. In a business context, the information...

Tài liệu Báo cáo khoa học: "An Unsupervised Model for Joint Phrase Alignment and Extraction" ppt

... present an unsupervised model for jointphrase alignment and extraction using non-parametric Bayesian methods and inversiontransduction grammars (ITGs). The key con-tribution is that phrases of many ... suggests is only used for generating alignments for use in heuristic extrac-tion, and does not affect the training process.5.2 Model -Based Phrase ExtractionWe also propose a method for phrase ... theword -based Model 1 (Brown et al., 1993) probabil-ity of one phrase given the other, which incorporatesword -based alignment information as prior knowl-edge in the phrase translation probability....

Tài liệu Báo cáo khoa học: A facile method for expression and puriﬁcation of the Alzheimer’s disease-associated amyloid b-peptide pdf

... laser shots for MS and MS ⁄ MS anal-yses, respectively.Preparation of aggregate-free monomer for ﬁbrillation assays For ﬁbrillation assays, it is essential to start with a uni-form monomeric ... strong propensity to aggre-gate, with aggregation proceeding rapidly at highpeptide concentrations [33,38,39], thus high-levelexpression of Ab peptides should lead to aggregationand formation ... fractions were then examined for absorbance at 275 nm, and the concentration of Ab wascalculated. Fractions containing monomeric peptide werediluted such that all peptides were of equal concentration.To...

Tài liệu Báo cáo khoa học: "An Approximate Approach for Training Polynomial Kernel SVMs in Linear Time" doc

... for any feature fi, it is impossible to appear more than once in the same pattern. Different from conventional sequential pattern mining method, in feature combination mining for SVM only ... Science and Information Engineering Graduate Institute of Net-work Learning TechnologyDept. of Computer Science and Information Engineering National Central University National Central University ... combina-tions. Examples include bigram, trigram, etc. Nev-ertheless, selecting the feature conjunctions was manually and heuristically encoded and should perform amount of validation trials...

Tài liệu Báo cáo khoa học: "An Evaluation Method of Words Tendency using Decision " docx

... However, in traditional text dealing methods and text search techniques, the importance of frequency change with time-series variation is not considered. Therefore, traditional methods could not ... time-series variation. Ohkubo et al. (1998) proposed a method to estimate information that users might need in order to analysis login data on a WWW search engine. By Ohkubo method, it is confirmed ... An Evaluation Method of Words Tendency using Decision Tree El-Sayed Atlam, Masaki Oono, and Jun-ichi Aoe Department of Information Science and Intelligent Systems University...

Tài liệu Báo cáo khoa học: "An Improved Parser for Data-Oriented Lexical-Functional Analysis" doc

... definitions of increasingcomplexity for the competition set: the firstdefinition groups all fragments that only satisfythe Category-matching condition of thecomposition operation; the second ... subtrees only.Thus only the Category-matchingcondition is enforced during the chart-parsingprocess. The Uniqueness and Coherenceconditions of the corresponding f-structure unitsare enforced ... thefirst of which is labeled with S and for which theiterative application of the composition operationproduces R. For an illustration of the compositionoperation, see Bod & Kaplan (1998).2.4...

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