towards robust animacy classification
Tài liệu Báo cáo khoa học: "Creating Robust Supervised Classifiers via Web-Scale N-gram Data" pdf
... Jin-Dong Kim,Tomoko Ohta, John McNaught, Sophia Ananiadou,and Jun’ichi Tsujii. 2005. Developing a robust part-of-speech tagger for biomedical text. In Advances inInformatics.Peter D. Turney. ... regularize the classifier specifically for out-of-domain accuracy. We found that adjusting theSVM misclassification penalty (for more regular-ization) can help or hurt out-of-domain. Otherregularizations ... conducted.ReferencesNir Ailon and Mehryar Mohri. 2008. An efficient re-duction of ranking to classification. In COLT.Michele Banko and Eric Brill. 2001. Scaling to veryvery large corpora for...
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Tài liệu Báo cáo khoa học: "Transition-based parsing with Confidence-Weighted Classification" pdf
... tokenat the head of the buffer, and pop the stack.2.1 Classification Transition-based dependency parsing reducesparsing to consecutive multiclass classification. From each configuration one amongst ... in the MaltParser is to use a 2nd-degree polynomial kernel with the SVM.3 Confidence-weighted classification Dredze et al. (2008) introduce confidence-weighted linear classifiers which are online-classifiers ... On the other hand if it hasnever been updated before the estimation is prob-ably very bad. CW classification deals with thisby having a confidence-parameter for each weight,modeled by a Gaussian...
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Tài liệu Báo cáo khoa học: "Automatically Extracting Polarity-Bearing Topics for Cross-Domain Sentiment Classification" pptx
... algorithms forsentiment classification, SCL and SFA. Each set ofbars represent a cross-domain sentiment classifica-tion task. The thick horizontal lines are in-domainsentiment classification accuracies. ... train-ing. Figure ?? shows the classification results on thefive different domains by varying the number of top-ics from 1 to 200. It can be observed that the best classification accuracy is obtained ... Cross-Domain Sentiment Classification. In COLING, page1327-1335.A. Yessenalina, Y. Choi, and C. Cardie. 2010a. Auto-matically generating annotator rationales to improvesentiment classification. In...
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Tài liệu Báo cáo khoa học: "Using Multiple Sources to Construct a Sentiment Sensitive Thesaurus for Cross-Domain Sentiment Classification" doc
... sentiment classification using multi-ple source domains. Experimental results using abenchmark dataset for cross-domain sentiment clas-sification show that our proposed method can im-prove classification ... as the classification algo-rithm (Ng, 2004), which produces a sparse model inwhich most irrelevant features are assigned a zeroweight. This enables us to select useful features for classification ... outlined in Section 5.1, so anychanges in classification accuracy can be directly at-tributed to the contribution of unlabeled data. Figure4 shows classification accuracy on the DVD targetdomain...
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Tài liệu Báo cáo khoa học: "Hierarchical Text Classification with Latent Concepts" doc
... hierarchical text classification withlatent concepts. Experimental results showthat the performance of our algorithm is com-petitive with the recently proposed hierarchi-cal classification algorithms.1 ... criterions, e.g. “Entertainment”, “Sport-s” and “Education” in news classification, “Junk E-mail” and “Ordinary Email” in email classification. In the literature, many algorithms (Sebastiani, 2002;Yang ... most of these methods are quite effective in tra-ditional text classification applications.In past serval years, hierarchical text classification has become an active research topic in database...
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Tài liệu Báo cáo khoa học: "Which Are the Best Features for Automatic Verb Classification" pdf
... (2007) conducts 11 classification tasks includ-ing six 2-way classifications, two 3-way classifica-tions, one 6-way classification, one 8-way classifi-cation, and one 14-way classification. In our ... Automatic verb classification using ageneral feature space. Master’s thesis, University ofToronto.Joanis, E., Stevenson, S., and James, D. (2007). A generalfeature space for automatic verb classification. ... verb classification. InProceedings of the 19th International Conference onCOLING, pages 1023–1029, Taiwan, China.442the linguistic conditions which are crucial for lex-ical semantic classification...
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Tài liệu Báo cáo khoa học: "Guided Learning for Bidirectional Sequence Classification" ppt
... in turn used to train the local clas-sifier. Therefore, the order of inference and the lo-cal classification are dynamically incorporated in thelearning phase.Guided learning is not as hard ... 2007.c2007 Association for Computational LinguisticsGuided Learning for Bidirectional Sequence Classification Libin ShenBBN TechnologiesCambridge, MA 02138, USAlshen@bbn.comGiorgio SattaDept. ... USAjoshi@seas.upenn.eduAbstractIn this paper, we propose guided learning,a new learning framework for bidirectionalsequence classification. The tasks of learn-ing the order of inference and training thelocal classifier are...
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Tài liệu Báo cáo khoa học: "Exploiting Syntactic and Shallow Semantic Kernels for Question/Answer Classification" docx
... state-of-the-art accuracy onquestion classification. (b) PB predicative structuresare not effective for question classification but showpromising results for answer classification on a cor-pus of answers ... representationtoo sparse.We learn answer classification with a binary SVMwhich determines if an answer is correct for the tar-get question: here, the classification instances arequestion, answer ... thequestion but could not be judged as valid answers5.Answer classification results To test the impactof our models on answer classification, we ran 5-foldcross-validation, with the constraint...
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Tài liệu Báo cáo khoa học: "Rethinking Chinese Word Segmentation: Tokenization, Character Classification, or Wordbreak Identification" pdf
... our method is sufficiently robust toaccount for a large number of ambiguities like nu-merals, foreign words.5 ConclusionIn this paper, we presented a radical and robust model of Chinese segmentation ... information and it treatscharacter strings as context which provides infor-mation on the possible classification of character-breaks as word-breaks. We are confident that oncea standard model of ... 1995). Last, but not the least,we will explore the possibility of implementing asharable tool for robust segmentation for all Chinesetexts without training.ReferencesAcademia Sinica Balanced...
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Tài liệu Báo cáo khoa học: "Machine Learning for Coreference Resolution: From Local Classification to Global Ranking" ppt
... a training or test instance, and theclustering algorithm used to coordinate the coref-erence classification decisions. Selecting a corefer-ence system, then, is a matter of instantiating theseelements ... inductionsystem (Quinlan, 1993), the RIPPER rule learningalgorithm (Cohen, 1995), and maximum entropy classification (Berger et al., 1996). The classifica-tion model induced by each of these learners ... Association for Computational LinguisticsMachine Learning for Coreference Resolution:From Local Classification to Global RankingVincent NgHuman Language Technology Research InstituteUniversity...
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Tài liệu Báo cáo khoa học: "The Sentimental Factor: Improving Review Classification via Human-Provided Information" docx
... increasingly useful. Traditionally,most research effort has been directed towards “ob-jective” information, such as classification accord-ing to topic; however, interest is growing in produc-ing ... Artificial Intelligence (AAAI-2000),Austin, Texas.Jian Zhang and Yiming Yang. 2003. ”robustness ofregularized linear classification methods in textcategorization”. In Proceedings of the 26th An-nual ... function ofd. Models that take this form are commonplace in classification. 2.3 Turney’s Classifier as Naive BayesAlthough Naive Bayes classification requires a la-beled corpus of documents, we...
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Tài liệu Báo cáo Y học: Structure of the O-polysaccharide and classification of Proteus mirabilis strain G1 in Proteus serogroup O3 potx
... O-polysaccharide of Proteus mirabilis G1 (Eur. J. Biochem. 269) 1409Structure of the O-polysaccharide and classification ofProteus mirabilisstrain G1 inProteusserogroup O3Zygmunt Sidorczyk1, Krystyna...
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Tài liệu Báo cáo khoa học: "User Edits Classification Using Document Revision Histories" pptx
... types based on manual examina-tion of 50 fluency edit misclassifications and 50factual edit misclassifications.leads to a small decrease in classification accu-racy, namely 86.68% instead of 87.14% ... have better understanding of errors made bythe classifier, 50 fluency edit misclassificationsand 50 factual edit misclassifications are ran-domly selected and manually examined. The er-rors are ... agree with the feature analy-sis. Fluency edit misclassifications are typicallylonger phrases that carry the same meaning whilefactual edit misclassifications are typically sin-gle words or short...
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A Classification of SQL Injection Attacks and Countermeasures pptx
... (not including the tool itself) is needed to successfullyuse the technique? The results of this classification are summarizedin Table 3.6.4 Evaluation of Prevention-Focused Tech-niques with ... string that caused thetype conversion to occur. In this case, this value is also the name ofA Classification of SQL Injection Attacksand CountermeasuresWilliam G.J. Halfond, Jeremy Viegas,...
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Báo cáo khoa học: A new phospholipase A2 isolated from the sea anemone Urticina crassicornis – its primary structure and phylogenetic classification pptx
... that cannot be easilyincorporated into the existing classification scheme,resulting in a growing problem in the comprehensiveevolutionary classification of the secretory PLA2super-family [1]. ... muscle contractions after only several minutes ofexposure to the toxin (not shown).Evolutionary classification of the group I PLA2family – no orthologous group I PLA2s exist ininvertebratesPhylogenomic ... A2isolated from the sea anemoneUrticina crassicornis – its primary structure andphylogenetic classification Andrej Razpotnik1, Igor Krizˇaj2, Jernej Sˇribar2, Dusˇan Kordisˇ2,...
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- multinomial naive bayes text classification
- classification of spanish verbs
- an application to pronunciation classification
- from local classification to global ranking
- automatic classification of verbs
- automatic verb classification incorporating selectional preferences
- support vector machine classification
- trifactorization approach to sentiment classification
- classification of feedback expressions
Tìm thêm: hệ việt nam nhật bản và sức hấp dẫn của tiếng nhật tại việt nam xác định các mục tiêu của chương trình khảo sát chương trình đào tạo của các đơn vị đào tạo tại nhật bản khảo sát chương trình đào tạo gắn với các giáo trình cụ thể xác định thời lượng học về mặt lí thuyết và thực tế tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra đối với đối tượng giảng viên và đối tượng quản lí khảo sát thực tế giảng dạy tiếng nhật không chuyên ngữ tại việt nam khảo sát các chương trình đào tạo theo những bộ giáo trình tiêu biểu nội dung cụ thể cho từng kĩ năng ở từng cấp độ mở máy động cơ lồng sóc mở máy động cơ rôto dây quấn các đặc tính của động cơ điện không đồng bộ đặc tuyến hiệu suất h fi p2 đặc tuyến mômen quay m fi p2 đặc tuyến dòng điện stato i1 fi p2 động cơ điện không đồng bộ một pha thông tin liên lạc và các dịch vụ từ bảng 3 1 ta thấy ngoài hai thành phần chủ yếu và chiếm tỷ lệ cao nhất là tinh bột và cacbonhydrat trong hạt gạo tẻ còn chứa đường cellulose hemicellulose chỉ tiêu chất lượng 9 tr 25