Tài liệu Báo cáo khoa học: "Using Structural Information for Identifying Similar Chinese Characters" pdf

... 93–96,Columbus, Ohio, USA, June 2008.c2008 Association for Computational LinguisticsUsing Structural Information for Identifying Similar Chinese Characters Chao-Lin Liu Jen-Hsiang Lin Department ... possible for us to employ image-based methods to identify visually similar characters, the resulting computational costs can be very high. We propose methods for identifying visually similar Chinese ... provide similar characters are thus potentially helpful for designing related experiments. 2 Identifying Similar Characters with In-formation about the Internal Structures We present some similar...

Tài liệu Báo cáo khoa học: "Incorporating Context Information for the Extraction of Terms" pdf

... 1996), incorporating information gained from the textual context of the candidate term. 2 Context information for terms The idea of incorporating context information for term extraction ... product. Since context carries information about terms it should be involved in the procedure for their extraction. We incorporate context information in the form of weights constructed in ... Context Information for the Extraction of Terms Katerina T. Frantzi Dept. of Computing Manchester Metropolitan University Manchester, M1 5GD, U.K. K. Frantzi@doc. mmu. ac. uk Abstract The information...

Tài liệu Báo cáo khoa học: "Using Word Support Model to Improve Chinese Input System" ppt

... Aca-demia Sinica. Chinese Knowledge Information Processing Group. 1996. A study of Chinese Word Boundaries and Segmentation Standard for Information proc-essing (in Chinese) . Technical Report, ... Lan-guage Modeling for Chinese, ACM Transactions on Asian Language Information Processing, 1(1):3-33. Gu, H.Y., C.Y. Tseng and L.S. Lee. 1991. Markov modeling of mandarin Chinese for decoding the ... Technology. Chinese Knowledge Information Processing Group. 1995. Technical Report no. 95-02, the content and illustration of Sinica corpus of Academia Sinica. Institute of Information Science,...

Tài liệu Báo cáo khoa học: "Using Confidence Bands for Parallel Texts Alignment" pptx

... brackets). For average size texts (e.g. the Written Ques-tions), these words account for about 5% of thetotal (about 3k words / text). This number variesaccording to language similarity. For instance,on ... intermingled.Parallel texts (texts that are mutual transla-tions) are valuable sources of information for bilingual lexicography. However, they are not ofmuch use unless a computational system ... findingcorrespondence points – sequences of characterswith the same form in both texts (homographs,e.g. numbers, proper names, punctuation marks), similar forms (cognates, like Region and Regiãoin English...

Tài liệu Báo cáo khoa học: "Mining Wiki Resources for Multilingual Named Entity Recognition" pdf

... language is available for download (download.wikimedia.org) in a text format suitable for inclusion in a database. For the remainder of this paper, we refer to this format. 1 Within Wikipedia, ... language article, if available, for additional information. • A second pass checks for multi-word phrases that exist as titles of Wikipedia articles. • We look for certain types of person and ... Category information, associating the categories with their English equivalents, when possible. Fortunately, many of the most useful categories have equivalents in many languages. For example,...

Tài liệu Báo cáo khoa học: NMR structural characterization of HIV-1 virus protein U cytoplasmic domain in the presence of dodecylphosphatidylcholine micelles doc

... of additional conforma-tions. Some of those transiently formed conforma-tions may be perfectly suited for a selected proteinligand interaction. The distinguished protein confor-mation is then ... withdynamic information from heteronuclear NOEs and structural insight fromhomonuclear NOE-based distance constraints indicated that micelle-associ-ated VpUcyt retains a substantial degree of structural ... withdrawal of a particular conformationalsubpopulation from the equilibrium is counteractedby a continuous readjustment of the conformationalensemble [44]. This scenario of ‘conformational selec-tion’...

Tài liệu Báo cáo khoa học: "Using Smaller Constituents Rather Than Sentences in Active Learning for Japanese Dependency Parsing" docx

... of pool-based active learning.Various methods for selecting informative exam-ples can be combined with this framework.2.2 Selection Algorithm for Large MarginClassifiersOne of the most accurate ... set.2. While resources for labeling examples areavailable(a) Apply the current classifier to each un-labeled example(b) Find the m examples which are most in-formative for the classifier(c) ... parsingand active learning for it.3.3 Algorithm of Japanese DependencyParsingWe use Sassano’s algorithm (Sassano, 2004) for Japanese dependency parsing. The reason for thisis that it is very...

Tài liệu Báo cáo khoa học: "Using Multiple Sources to Construct a Sentiment Sensitive Thesaurus for Cross-Domain Sentiment Classiﬁcation" doc

... hypothesis (Harris, 1954)states that words that have similar distributions aresemantically similar. We compute f(u, w) as thepointwise mutual information between a lexical ele-ment u and a feature ... delicious in book reviews.Therefore, a model that is trained only using bookreviews might not have any weights learnt for deli-cious or rust, which would make it difﬁcult for thismodel to accurately ... negativesentiment) given a small set of labeled data for thesource domain, and unlabeled data for both sourceand target domains. In particular, no labeled data isprovided for the target domain.In this paper,...

Tài liệu Báo cáo khoa học: "Using Cross-Entity Inference to Improve Event Extraction" docx

... Manning. 2005. Incorporating Non-local Information into Information Extraction Systems by Gibbs Sam-pling. In Proc. 43rd Annual Meeting of the Associa-tion for Computational Linguistics, pages ... “peripheral vision”. Gupta and Ji (2009) used cross-event informa-tion within ACE extraction, but only for recovering implicit time information for events. Liao and Grishman (2010) propose document ... the rules of event extraction has a similar performance trend with systems: high for trigger classification, mid-dle for argument classification, and low for role classification (see Table...

Tài liệu Báo cáo khoa học: "Using adaptor grammars to identify synergies in the unsupervised acquisition of linguistic structure" docx

... debate by identifying which aspects of language can poten-tially be learnt from the input available to a child.Here we try to identify linguistic properties thatconvey information useful for learning ... con-textual information is less important for their acqui-sition than, say, syntax.2 From PCFGs to Adaptor GrammarsThis section introduces adaptor grammars as an ex-tension of PCFGs; for a more ... adaptor grammar compared to acomparable PCFG. For example, the adaptor gram-mars for syllable structure presented in sections 3.3and 3.6 learn more information about syllable onsetsand codas than...

Xem thêm