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...
Ngày tải lên: 17/03/2014, 23:20
... parser to a logic -based representation (relational conjunction (RC)) and then employs four methods for semantically analyzing whether a conjunct in the RC is likely to be reasonable. The filters ... work, we show an error reduction of 31% as opposed to their 20%. 1 Introduction Many algorithms for major NLP applications such as information extraction (IE) and question answer- ing (QA) ut...
Ngày tải lên: 20/02/2014, 12:20
... 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 ar...
Ngày tải lên: 17/03/2014, 04:20
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 f...
Ngày tải lên: 31/03/2014, 21:20
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 Me...
Ngày tải lên: 23/03/2014, 18:20
Tài liệu Báo cáo khoa học: "An Unsupervised Model for Joint Phrase Alignment and Extraction" ppt
... present an unsupervised model for joint phrase alignment and extraction using non- parametric Bayesian methods and inversion transduction 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 Extraction We also propose a m...
Ngày tải lên: 20/02/2014, 04:20
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 high peptide concentrations [33,38,39], thus high-level expression of Ab peptides should lead to aggregation and forma...
Ngày tải lên: 18/02/2014, 13:20
Tài liệu Báo cáo khoa học: "An Approximate Approach for Training Polynomial Kernel SVMs in Linear Time" doc
... for any feature f i , 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 Technology Dept. of Computer Science and Information Engineering National Central University National Central...
Ngày tải lên: 20/02/2014, 12:20
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, i...
Ngày tải lên: 20/02/2014, 16:20
Tài liệu Báo cáo khoa học: "An Improved Parser for Data-Oriented Lexical-Functional Analysis" doc
... definitions of increasing complexity for the competition set: the first definition groups all fragments that only satisfy the Category-matching condition of the composition operation; the second ... subtrees only. Thus only the Category-matching condition is enforced during the chart-parsing process. The Uniqueness and Coherence conditions of the corresponding f-structure units are enforced...
Ngày tải lên: 20/02/2014, 18:20