Error correction exercise
error correction exercise
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Error correction exercise
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Cointegration and error correction
... I(1) So lft500 is I(1) EVIEWS Tutorial © Roy Batchelor 2000 44 Cointegration: two variables r The variables lft500 (log of stock index) and ldiv (log of dividends per share) are both I(1) r We can ... ldiv Exogenous I(0) Exogenous I(0) variables variables affecting stock affecting stock index and index and dividends dividends EVIEWS Tutorial 27 About 10% of About 10% of disequilibrium disequilibrium ... 2000 14 14 Dynamic forecasting: year ahead EVIEWS Tutorial 29 © Roy Batchelor 2000 Stock index and dividend forecasts, 1996 EVIEWS Tutorial 30 © Roy Batchelor 2000 15 15 Updated model (1975-98)...
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Tài liệu 98-21: Changes to the Error Correction Procedures ppt
... attributable to a prior year using the previous error correction procedures, the cumulative year -to- date contributions for that year and the year in which the contributions were posted to the participant’s ... edit, the effective date of the record is changed to the “date payroll paid” from the Journal Voucher The Late Payment Record (41-Record) is then posted to the participant’s TSP account with the ... need to make several changes to the way makeup contributions for prior years are submitted to the TSP record keeper Up until the present time, the accumulation of Employee Contributions in the...
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Tài liệu Báo cáo khoa học: "Grammar Error Correction Using Pseudo-Error Sentences and Domain Adaptation" pdf
... them We resolve this problem by using pseudoerror sentences and domain adaptation 3.1 Pseudo -Error Generation Correct sentences, which are halves of the paired sentences, can be easily acquired ... manuals, 527,151 sentences in total SRILM (Stolcke et al., 2011) was used to train a trigram model source domain and the real-errors as the target domain Pseudo -error Corpus: The pseudo-errors were ... presented an error correction method of Japanese particles that uses pseudo -error generation We applied domain adaptation in which the pseudoerrors are regarded as the source domain and the real-errors...
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Tài liệu Báo cáo khoa học: "Interactive ASR Error Correction for Touchscreen Devices" docx
... Moore 2004 Modelling Data Entry Rates for ASR and Alternative Input Methods Proceedings of Interspeech 2004 Jeju, Korea James R Lewis 1999 Effect of Error Correction Strategy on Speech Dictation ... t, as approximated For Mac OS X: http://xiph.org/quicktime/download.html by the Viterbi path score For Windows: http://www.illiminable.com/ogg/downloads.html 18 Script Outline For our demonstration, ... describing the motivation for this work, followed by a “silent” demo of the correction method itself, using pre-recorded audio We will then demonstrate live speech input and correction using our own...
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Tài liệu Báo cáo khoa học: "A Joint Statistical Model for Simultaneous Word Spacing and Spelling Error Correction for Korean" pdf
... cases A Joint Statistical Model for Word Spacing and Spelling Error Correction 3.1 Problem Definition Given a sentence T which includes both word spacing errors and spelling errors, we create correction ... word spacing error correction only for the test corpus n-gram A n-gram B Accuracy 91.03% 96.00% Table 2: The word spacing error correction results The results of both word spacing error and spelling ... which can correct both word spacing error and spelling error simultaneously for Korean This algorithm is based on noisy-channel model, which uses Jaso transition probabilities and Eojeol transition...
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Tài liệu Báo cáo khoa học: "Japanese OCR Error Correction using Character Shape Similarity and Statistical Language Model " pptx
... such as the character confusion matrix and feature vectors of the characters, and try to solve the problem by using only linguistic devices We found that, by using character shape similarity, ... example, if " ~ " is incorrectly recognized as i=2 " ~ " , there are at least 20 dictionary words whose edit distance is one where " # " indicates the word boundary marker Using the language model ... data and the test data for handwritten OCR Sentences Words Characters training 192802 4746461 7521293 In the word model, we used 3167 character unigrams and 91198 character bigrams All unigrams and...
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Báo cáo khoa học: "Tense and Aspect Error Correction for ESL Learners Using Global Context" potx
... Tense /Aspect Error Corpus Table 1: Local features for a verb phrase Developing a high-quality tense and aspect error correction system requires a large corpus annotated with tense /aspect errors ... detection and correction performance of each model The figures are grouped by error types: tense, aspect, and both tense and aspect All figures indicate that the CRF model achieves better performance ... having corrections.5 The annotated tense /aspect labels include 12 combinations of tense (past, present, future) and aspect (nothing, perfect, progressive, perfect progressive) Error Correction Using...
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Báo cáo khoa học: "Machine Aided Error-Correction Environment for Korean Morphological Analysis and Part-of-Speech Tagging" pptx
... suggest candidate tags to the user and then to find words which is likely to be wrong tagged Correction rule and m a n u a l correction log are necessary for automatic error detection and candidate ... Ph.D Thesis, Dept of Computer and Information Science, University of Pennsylvania K Choi, Y Han, Y Han, and O Kwon 1994 "KAIST Tree Bank Project for Korean: Present and Future Development" SNLP, ... and J Lee 1996 "Rule-based error correction for statistical part-of-speech tagging" Korea-China Joint Symposium on Oriental Language Computing, pages 125-131 H Lim, J Kim, and H Rim 1996 "A Korean...
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Báo cáo khoa học: "A Morphographemic Model for Error Correction Nonconcatenative Strings" pot
... are the first to appear on the left of LEx In our morphographemic model, we add a similar formalism for expressing error rules (3) (3) ERROR FORMALISM ErrSurf =~ Surf { P L C - P R C } where ... insertion, transposition and substitution (Damerau, 1964) A Morphographemic Model This section presents a morphographemic model which handles error detection in non-linear strings 3When indefinite,nouns ... 2.1 presents the formalism used, and subsection 2.2 describes the model 2.1 The Formalism In order to handle the non-linear phenomenon of Arabic, our model adopts the two-level formalism presented...
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Báo cáo khoa học: "Grammatical Error Correction with Alternating Structure Optimization" pot
... grammatical error correction 5.1 The ASO algorithm Alternating Structure Optimization (Ando and Zhang, 2005) is a multi-task learning algorithm that takes advantage of the common structure of ... suggested corrections that agree with the human annotator divided by the total number of proposed corrections by the system, and recall is the number of suggested corrections that agree with the ... and constituency parsing 4.2.1 Article Errors • DeFelice The system in (De Felice, 2008) for article errors uses a CCG parser to extract a 917 Alternating Structure Optimization This section describes...
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EVIEWS tutorial Cointegration and error correction potx
... VAR-ECM model EVIEWS Tutorial 28 © Roy Batchelor 2000 14 14 Dynamic forecasting: year ahead EVIEWS Tutorial 29 © Roy Batchelor 2000 Stock index and dividend forecasts, 1996 EVIEWS Tutorial 30 © ... normalised coefficients [ 1, -a0 , -a1 ] EVIEWS Tutorial © Roy Batchelor 2000 Form new group EVIEWS Tutorial 10 © Roy Batchelor 2000 55 Common trends? EVIEWS Tutorial 11 © Roy Batchelor 2000 Engle-Granger: ... each month month EVIEWS Tutorial 14 © Roy Batchelor 2000 77 General model: stage one (I(1) variables) EVIEWS Tutorial 15 © Roy Batchelor 2000 General model: stage two EVIEWS Tutorial 16 © Roy...
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Báo cáo khoa học: "Combining Trigram and Winnow in Thai OCR Error Correction" potx
... Andrew R Golding and Dan Roth 1996 Applying winnow to context-sensitive spelling correction In Proceedings of the Thirteenth International Conference on Machine Learning Andrew R Golding and Yves ... word errors after applying Trigram and Winnow The result reveals that the trigram model can correct non-word and realword, but introduced some new errors By the trigram model, real-word errors ... an unknown string representing a dubious area, and inform at and on are words In this case, the unknown word and its surrounding known words are combined together, resulting in "in/ ormatjon" as...
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Báo cáo khoa học: "A Meta Learning Approach to Grammatical Error Correction" doc
... independently calculate the score, then the meta- classifier makes the final decision based on the scores (Figure 1b) 2.1 Meta- learning Meta- learning is a sequential learning process following the output ... disagrees with the observed article The meta- learning technique is applied to this task to deal with multiple corpora obtained from different sources A meta- classifier decides the final output ... this work, different methods each well-tuned to the individual corpora may be used to improve the performance We employed the meta- learning method to generate synergy among corpora with diverse...
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