Báo cáo khoa học: "Machine Aided Error-Correction Environment for Korean Morphological Analysis and Part-of-Speech Tagging" pptx

Báo cáo khoa học: "TOWARDS AN INTEGRATED ENVIRONMENT FOR SPANISH DOCUMENT VERIFICATION AND COMPOSITION" pptx

... verbs and ciitic pronouns are also marked. 3. There are additional marks for hyphenation points (for later use by a formatter performing automatic syllable partition), and several other for foreign ... function does not inflect the candidates in the form of the original token. Starting From it, it performs a morphological analysis, finds its stem and looks for the synonyms in the corresponding ... dictionaries and how they are applied in an environment for document verification and composition. Present and planned enhancements will be also described, including the use of a parser of Spanish and...

Báo cáo khoa học: "Machine Aided Error-Correction Environment for Korean Morphological Analysis and Part-of-Speech Tagging" pptx

... Machine Aided Error-Correction Environment for Korean Morphological Analysis and Part-of-Speech Tagging Junsik Park, Jung-Goo Kang, Wook Hur and Key-Sun Choi Center for Artificial ... word-tag transformation rules dealing with agglutinative characteristics of Korean, and also extends the tagger by using specific transformation rule considering the lexical information of ... suggest candidate tags to the user and then to find words which is likely to be wrong tagged. Correction rule 1016 and manual correction log are necessary for automatic error detection and...

Báo cáo khoa học: "Machine Translation by Triangulation: Making Effective Use of Multi-Parallel Corpora" pptx

... based distortion model, forward and backward translation probabilities, forward and backward lexical translation scores and the phrase- and word-counts. The translation models and lex-ical scores ... used for triangulation increases performance for fr → en (10K train-ing sample). The dashed line shows the BLEU score for thestandard phrase-table.ure 5 shows the performance proﬁle for fr ... observed for the most difﬁcult tasks (to and from German). For these tasks the standard systems have poor cov-erage (due in part to the sizeable vocabulary of Ger-man phrases) and therefore the...

Tài liệu Báo cáo khoa học: "Archivus: A multimodal system for multimedia meeting browsing and retrieval" doc

... modalities(speech, typing and pointing) and provides mul-timodal responses in the form of graphical, textual and vocal feedback.The dialogue manager contains only linguisticknowledge and interaction ... in the formof sets of semantic pairs. A semantic pair (SP)is a qualiﬁed piece of information that the dia-50logue system is able to understand. For exam-ple, a system could understand semantic ... “next page”. On the other hand,they can freely formulate queries relating to theinformation they are looking for, e.g. “Did theydecide to put a sofa in the lounge?”. Commandsare interface speciﬁc...

Tài liệu Báo cáo khoa học: "A Joint Statistical Model for Simultaneous Word Spacing and Spelling Error Correction for Korean" pdf

... above, and each Jaso has its own correction candidates. For example, Jaso ‘ㅇ’ at 4th column has its candidates ‘ㅎ’, ‘ㄴ’ and ‘X’. And two jaso’s ‘Xㅋ’ at 13th and 14th column has its candidates ... Experiments and Analyses 4.1 Corpus Information Table 1: Corpus information Table 1 shows the information of corpus which is used for experiments. All corpora are obtained from Korean web ... in Korean. The proposed system is for sentences rec-ognized by OCR, and it uses character transition probabilities and POS (part of speech) tag n-gram. However it needs a word dictionary and...

Báo cáo khoa học: "Large-Scale Cross-Document Coreference Using Distributed Inference and Hierarchical Models " pptx

... methods for hidden markov models: Theory and experimentswith perceptron algorithm. In Annual Meeting of theAssociation for Computational Linguistics (ACL).Aron Culotta, Michael Wick, and Andrew ... Association for Computational Linguis-tics.Evan Sandhaus. 2008. The New York Times annotatedcorpus. Linguistic Data Consortium.Sameer Singh, Amarnag Subramanya, Fernando Pereira, and Andrew McCallum. ... in-ference for undirected graphical models. In NeuralInformation Processing Systems (NIPS), Workshop onLearning on Cores, Clusters and Clouds.Ben Wellner, Andrew McCallum, Fuchun Peng, and Michael...

Báo cáo khoa học: "Automatic Adaptation of Annotation Standards: Chinese Word Segmentation and POS Tagging – A Case Study" potx

... according to former works: chap-ters 271 − 300 for testing, chapters 301 − 325 for development, and others for training. Figure 4shows the learning curves for segmentation only and Joint S&T, ... stan-dard. And correspondingly, the two annotationstandards are naturally denoted as source standard and target standard, while the classiﬁers follow-ing the two annotation standards are respectivelynamed ... segmenta-tion and POS tagging are conducted jointly, theperformance for segmentation improves since thePOS tags provide additional information to wordsegmentation (Ng and Low, 2004). We also seethat for...

Báo cáo khoa học: "Selecting Query Term Alterations for Web Search by Exploiting Query Contexts" pptx

... stemming is to transform words in both doc-uments and queries to a standard form. Once this is done, there is no means for users to require a spe-cific word form in a query – the word form will be ... most of Information Retrieval (IR) systems. It transforms words into their root forms so as to in-crease the chance to match similar words/terms that are morphological variants. For example, ... irrelevant and undesirable (as in the “Steve Jobs” case), and some other alterations have little impact on the retrieval effectiveness (for ex-ample, if we expand a word by a rarely used word form)....

Báo cáo khoa học: "TotalRecall: A Bilingual Concordance for Computer Assisted Translation and Language Learning" potx

... record additional information, including the source of each sentence pairs, metadata, and the information on phrase and word level alignment. With that ad-ditional information, TotalRecall ... surprisingly good results for the close language pair of French and English at success rates well over 96%, it does not fair as well for distant language pairs such as English and Chinese. Work ... and 3. Simard, Foster, and Isabelle (1992) pointed out cognates in two close languages such as English and French can be used to measure the likelihood of mutual translation. However, for...

Báo cáo khoa học: "Packing of Feature Structures for Efficient Unification of Disjunctive Feature Structures" pptx

... possible, and is more general than the previous method. 2 Data Structure and Algorithms This section describes the data structure of packed feature structures, and the algorithms for packing and ... the same problem and proposes a compila- tion method for feature structures called modularization. However, modularization is very time-consuming, and is not suitable for opti- mizing ... hereafter, is re- quired for further optimization of those systems. In addition, this packing method converts general feature structures to a suitable form for a simple and efficient unification...

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