automatic partofspeech tagging for bengali
Tài liệu Báo cáo khoa học: "Word to Sentence Level Emotion Tagging for Bengali Blogs" doc
Ngày tải lên :
20/02/2014, 09:20
... been carried out for a less privileged lan-
guage like Bengali. Ekman’s six basic emotion
types have been selected for reliable and semi
automatic word level annotation. An automatic
classifier ... equivalent Bengali meaning using the same
English to Bengali bilingual dictionary.
A knowledge base for the emoticons has been
prepared by experts after minutely analyzing the
Bengali blog ... been selected heuristically for our
classification task. Each feature value is boolean
in nature, with discrete value for intensity feature
at the word level.
POS information: We are interested...
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Tài liệu Báo cáo khoa học: "Part-of-Speech Tagging for Twitter: Annotation, Features, and Experiments" pdf
Ngày tải lên :
20/02/2014, 04:20
... the Association for Computational Linguistics:shortpapers, pages 42–47,
Portland, Oregon, June 19-24, 2011.
c
2011 Association for Computational Linguistics
Part-of-Speech Tagging for Twitter: ... especially for Twitter data. Our con-
tributions are as follows:
• we developed a POS tagset for Twitter,
• we manually tagged 1,827 tweets,
• we developed features for Twitter POS tagging
and ... 2010).
than for Standard English text. For example, apos-
trophes are often omitted, and there are frequently
words like ima (short for I’m gonna) that cut across
traditional POS categories. Therefore,...
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Tài liệu Báo cáo khoa học: "Improving Automatic Speech Recognition for Lectures through Transformation-based Rules Learned from Minimal Data" ppt
Ngày tải lên :
20/02/2014, 07:20
... evaluation: WER values for instructor K using the WSJ-5K language model.
hours
4
for a threshold of 2 when training over tran-
scripts for one third of a lecture. Therefore, it can
be concluded ... train an
ASR system for the other half or for when the
course is next offered, and still results in signifi-
cant WER reductions. And yet even in this sce-
nario, the business case for manually transcrib-
ing ... 41.52
Table 3: Experimental evaluation: WER values for instructor R using the WEB language models.
As for how the transcripts improve, words with
lower information content (e.g., a lower tf.idf
score)...
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Báo cáo khoa học: "Feature-Rich Part-of-speech Tagging for Morphologically Complex Languages: Application to Bulgarian" docx
Ngày tải lên :
08/03/2014, 21:20
... features that are common for all
wordforms of a given lemma, and (b) features that
are specific to the wordform.
499
We further extended the set of features with
the tags proposed for the current word ... important. For example, the wordform
is ambiguous between an accusative feminine sin-
gular short form of a personal pronoun (‘her’) and
an interjection (‘wow’). To handle this properly,
the rule for ... accuracy.
For morphologically complex languages, the
problem of POS tagging typically includes mor-
phological disambiguation, which yields a much
larger number of tags. For example, for Arabic,
Habash...
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Báo cáo khoa học: "Subword-based Tagging for Confidence-dependent Chinese Word Segmentation" pdf
Ngày tải lên :
17/03/2014, 04:20
... defined for improv-
ing the tagging accuracy. However, to conform to
the constraints of closed test in Bakeoff 2005, some
features, such as syntactic information and character
encodings for numbers ... performance over the N-gram seg-
mentation and the IOB tagging approaches.
Even with the use of the confidence measure, the
subword-based IOB tagging still outperformed the
character-based IOB tagging, ... which are then used as
the training data for tagging. For new test data, word
boundaries are determined based on the results of
tagging.
While the IOB tagging approach has been widely
used in...
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Báo cáo khoa học: "WordNet-based Semantic Relatedness Measures in Automatic Speech Recognition for Meetings" doc
Ngày tải lên :
17/03/2014, 04:20
... long-term information.
In this paper the best performing measures
from (Pucher, 2005), which outperform baseline
models on word prediction for conversational tele-
phone speech are used for Automatic ... conversational speech. The JCN (Sec-
tion 2.1) measure performs best for nouns using the
noun-context. The LESK (Section 2.1) measure per-
forms best for verbs and adjectives using a mixed
word-context.
Text-based ... 129–132,
Prague, June 2007.
c
2007 Association for Computational Linguistics
WordNet-based Semantic Relatedness Measures in Automatic Speech
Recognition for Meetings
Michael Pucher
Telecommunications...
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Báo cáo khoa học: "Dialogue Act Tagging for Instant Messaging Chat Sessions" potx
Ngày tải lên :
17/03/2014, 06:20
... required to
accomplish this segmentation before automated di-
alogue act tagging can commence. Therefore, ut-
terance boundary detection is an important area for
further research.
The methods used ... 1991) for
the various n-gram models we used are shown in
82
problematic when using bigram or higher-order n-
gram language models. Therefore, messages are
re-synchronised as described in §3.2 before ... manually label the corpus using
the dialogue act tag set, which is then used for train-
ing the statistical models for automatic dialogue act
classification.
3.1 Tag Set
We chose 12 tags by manually...
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Báo cáo khoa học: "TBL-Improved Non-Deterministic Segmentation and POS Tagging for a Chinese Parser" pdf
Ngày tải lên :
17/03/2014, 22:20
... and
POS tagging standards vary, and our test data have
not been used for a final evaluation before. Nev-
ertheless, there are of course systems that perform
word segmentation and POS tagging for Chinese
and ... segmentation
and tagging accuracy is to allow non-deterministic
segmentation and tagging for Chinese for the rea-
sons stated in Section 1. Therefore, our goal
is to find a way to transform PKU’s tokenizer-
tagger ... con-
sidered as pre-processing modules for parsers, but
also because the figures for measures like sentence
accuracy are strikingly low.
For systems that perform only word segmenta-
tion, we find...
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Báo cáo khoa học: "Automatic Evaluation Method for Machine Translation using Noun-Phrase Chunking" pptx
Ngày tải lên :
23/03/2014, 16:20
... lower signifi-
cance level for adequacy. Results confirmed
that our method using noun-phrase chunking
is effective for automatic evaluation for ma-
chine translation.
2 Automatic Evaluation Method
using ... the Association for Computational Linguistics, pages 108–117,
Uppsala, Sweden, 11-16 July 2010.
c
2010 Association for Computational Linguistics
Automatic Evaluation Method for Machine Translation ... Oyamada, Hiroshi Echizen-ya and Kenji
Araki. 2010. Automatic Evaluation of Machine
Translation Using both Words Information and
Comprehensive Phrases Information. In IPSJ
SIG Technical Report, Vol.2010-NL-195,...
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Báo cáo khoa học: "Automatic Cost Estimation for Tree Edit Distance Using Particle Swarm Optimization" doc
Ngày tải lên :
23/03/2014, 17:20
... such as information re-
trieval, information extraction, similarity estima-
tion and textual entailment. Tree edit distance is
defined as the minimum costly set of basic oper-
ations transforming ... score for a pair
is calculated on the minimal set of edit operations
that transform T into H. An entailment relation is
assigned to a T-H pair in the case that overall cost
of the transformations ... my special thanks to F. Melgani, B.
Magnini and M. Kouylekov for their academic and
technical support, I acknowledge the reviewers for
their comments. The EDITS system has been sup-
ported by...
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