Báo cáo khoa học: "Named Entity Recognition for Catalan Using Spanish Resources" potx
Báo cáo khoa học: "Named Entity Recognition for Catalan Using Spanish Resources" potx
... makes nouse of lexical information, or learning a model for Catalan using the small Catalan corpus. Moresophisticated strategies are translating a Spanish model into Catalan, or directly learning ... for Catalan consists in first learning a NER model for Spanish using Spanish annotated data, and thentranslating its lexical features from Spanish into Catalan using the translation dictionary.In our ... Named Entity Recognition for Catalan Using Spanish ResourcesXavier Carreras, Lluis Marquez, and Lluis PadrOTALP Research...
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Báo cáo khoa học: " Named Entity Recognition using an HMM-based Chunk Tagger" pptx
... Named Entity Recognition using an HMM-based Chunk Tagger GuoDong Zhou Jian Su Laboratories for Information Technology 21 Heng Mui Keng Terrace Singapore ... of our system for English NER on MUC-6 and MUC-7 NE shared tasks, as shown in Table 6, and then for the impact of training data size on performance using MUC-7 training data. For each experiment, ... is a whole entity and 1/2/3 means that current word is at the beginning/in the middle/at the end of an entity. 2) Entity Category: EC. This is used to denote the class of the entity name....
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Báo cáo khoa học: "Dialogue Act Tagging for Instant Messaging Chat Sessions" potx
... of order, which is80problematic when using bigram or higher-order n-gram language models. Therefore, messages arere-synchronised as described in §3.2 before trainingand classification.3 The ... dialogueact tags; and 3) to manually label the corpus using the dialogue act tag set, which is then used for train-ing the statistical models for automatic dialogue actclassification.3.1 Tag SetWe ... conducted via 9-foldcross-validation across the 9 dialogues in our cor-pus using 8 dialogues for training and 1 for testing.Table 3 shows the results of running the experimentwith various...
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Báo cáo khoa học: "A Test Environment for Natural Language Understanding Systems" potx
... the system's performance on that application. The Parseval effort (Black (1991)) attempted to compare parsing performance across systems using the Treebank as a basis for comparison. Although ... contextual information for annotation. Annotation is a problem because it still takes a human. ETE offers flexible and easy access to the intermediate data within and across batch runs. For instance, ... evaluate overall system performance. For instance, it would be possible to determine whether more accurate semantic analyses increase the application accuracy. 4 Using the Engine Test Environment...
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Báo cáo khoa học: "Incorporating speech recognition confidence into discriminative named entity recognition of speech data" ppt
... (GALE) program. We also aim to usethem for information extraction (IE), question an-swering, and indexing.Named entity recognition (NER) is a key tech-nique for IE and other natural language process-ing ... t]|X) can be efficiently calculated using aforward-backward algorithm.In this paper, we use SVMs for ASR confidencescoring to achieve a better performance than when using word posterior probabilities ... for training SVMs (both for ASR con-fidence scoring and for NER) and the rest for thetest.We tokenized the sentences into words andtagged the part-of-speech information using theJapanese morphological...
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Tài liệu Báo cáo khoa học: "An Entity-Mention Model for Coreference Resolution with Inductive Logic Programming" pdf
... featuressummarizing the information of the mentions in an entity, for example, “whether the entity has any men-tion that is a name alias of the active mention?” or“whether most of the mentions in the entity have ... the entity startingwith “Mr. Powell”, and therefore refers to a maleperson and cannot co-refer with “she”.The entity- mention model based on Eq. (2) per-forms coreference resolution at an entity- level. ... expressive entity- mention model by using ILP.4 Entity- mention Model with ILP4.1 MotivationThe entity- mention model based on Eq. (2) re-quires relational knowledge that involves informa-tion...
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Báo cáo khoa học: "A Sequencing Model for Situation Entity Classification" pdf
... predicateslike force generally introduce E-type SEs:(7) I forced [John to run the race with me].(8) * I forced [John to know French].The feature force-PREV is extracted if a memberof the force-type ... punctuationWTW (see above)POSONLY POS tag for each wordWORD/POS word/POS pair for each wordWTLWT (see above)FORCEPRED T if clause (or preceding clause)contains force predicatePROPPRED T if clause ... Consider thetext passage below, which introduces an event-type entity in (1), a report-type entity in (2), and a state-type entity in (3).(1) Sony Corp. has heavily promoted the Video Walkmansince...
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Báo cáo khoa học: "Grounded Language Modeling for Automatic Speech Recognition of Sports Video" doc
... examined how to compensate for such noise using acoustic techniques, few have attempted to leverage information in the visual stream to improve speech recognition performance (for an exception see ... evaluate the performance of our grounded language model on a speech recognition task using video highlights from Major League Baseball games. Results indicate improved per-formance using three ... and then for all patterns within an event. The resulting parameter estimates are smoothed using a simple add N smoothing tech-nique, where N=1 for the word by topic counts and N=.01 for the...
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Báo cáo khoa học: "A Plan Recognition Model for Clarification Subdialogues" ppt
... discussed later, many conventional indirect speech acts can be accounted for using a metaplan for each form. 2.2 Plan Recognition The plan recognizer attempts to recognize the plan(s) that ... systems, the ISA analysis is performed before the plan recognition phase. In our system, the presence of "compiled" metaplans for ISA allows indirect forms to be considered easily, ... rules for tracking shifts in the task structure. From an utterance, she recognized part of the task plan, which was then used as an expectation structure for future plan recognition. For example,...
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Tài liệu Báo cáo khoa học: Basis of recognition between the NarJ chaperone and the N-terminus of the NarG subunit from Escherichia coli nitrate reductase pdf
... of NarJT in brown form thebottom of the funnel-shaped cavity, residues represented in lightorange form the entry, whereas the rest are in orange.Structural basis for peptide recognition by NarJ ... using procheck 3.4and procheck-nmr [26].ITCITC was performed using an MCS ITC microcalorimeter(Microcal LLC, Northampton, MA, USA) at 298 K. Theexperimental data fitting was carried out using ... Walburger for criti-cal reading of the manuscript, A. Cornish-Bowden for stimulating discussions and revising the manuscript,O. Bornet for providing NMR experiments, G. Ferracci for BIAcore...
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