automatically extracting polaritybearing topics for crossdomain sentiment classification
Tài liệu Báo cáo khoa học: "Automatically Extracting Polarity-Bearing Topics for Cross-Domain Sentiment Classification" pptx
Ngày tải lên :
20/02/2014, 04:20
... 123–131,
Portland, Oregon, June 19-24, 2011.
c
2011 Association for Computational Linguistics
Automatically Extracting Polarity-Bearing Topics for Cross-Domain
Sentiment Classification
Yulan He Chenghua Lin
†
Harith ... allocates 5%
of probability mass for mixing.
6.2 Supervised Sentiment Classification
We performed 5-fold cross validation for the per-
formance evaluation of supervised sentiment clas-
sification. Results ... semi-supervised sentiment classification. In ACL,
pages 414–423.
C. Lin and Y. He. 2009. Joint sentiment/ topic model for
sentiment analysis. In Proceedings of the 18th ACM
international conference on Information...
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Tài liệu Báo cáo khoa học: "Sentiment Vector Space Model for Lyric-based Song Sentiment Classification" pdf
Ngày tải lên :
20/02/2014, 09:20
... lyric rep-
resentation model for song sentiment classification.
3 Sentiment Vector Space Model
We propose the sentiment vector space model (s-
VSM) for song sentiment classification. Principles ... 2008.
c
2008 Association for Computational Linguistics
Sentiment Vector Space Model for
Lyric-based Song Sentiment Classification
Yunqing Xia Linlin Wang
Center for Speech and language ... encountered in song sentiment classifica-
tion. This model considers sentiment units in fea-
ture definition and produces more discriminative
support vectors for song sentiment classification.
Some...
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Báo cáo khoa học: "Cross-Lingual Mixture Model for Sentiment Classification" ppt
Ngày tải lên :
07/03/2014, 18:20
... Model for
Sentiment Classification
In this section we present the cross-lingual mix-
ture model (CLMM) for sentiment classification.
We first formalize the task of cross-lingual sentiment
classification. ... for
CLMM.
3.1 Cross-lingual Sentiment Classification
Formally, the task we are concerned about is to de-
velop a sentiment classifier for the target language T
(e.g. Chinese), given labeled sentiment ... several pi-
lot tasks for sentiment classification of news articles
written in English, Chinese and Japanese (Seki et
al., 2007; Seki et al., 2008).
For English sentiment classification, there...
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TOPICS for Inter Econ Assignment 2013
Ngày tải lên :
19/03/2013, 23:49
... Bank (2004) emphasizes the need for appropriate policies for
regional development, besides the importance of flexibility in labour markets, for exploiting the
forward and backward linkages provided ... attractive countries for FDI for past
two decades. All the three PICs were among the top 10 destinations for FDI in developing Asia-
Pacific region (Table 1).
Table 1: Top 10 Destinations for FDI in ... trong nước sau khi gia nhập WTO.
BY
Nguyễn….& Howard….
4
Course Leader: Nguyen Huu loc
TOPICS for Inter Econ Assignment
Chọn một sản phẩm xuất khẩu của Việt nam vào thị trường EU, Hoa...
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40 topics for TOEFL oral exams
Ngày tải lên :
16/02/2014, 13:26
... to
search for websites or information that we need and so do I. I also use this website
to find out information for my work and for my relaxation. I think it's really helpful
for us
Topic ... of the best ways to
improve our knowledge.
8/8
Topics for oral exams Prepared by Nguyen Viet Thuan- MiHao-Hung Yen
TOPICS FOR ORAL EXAMS ( For reference only )
Topic 1: Describe a classmate ... weather is often cool ,so it is very convenient for outdoor
5/8
Topics for oral exams Prepared by Nguyen Viet Thuan- MiHao-Hung Yen
relaxed before I start my hard and long lesson . In this activity,...
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Tài liệu Báo cáo khoa học: "Target-dependent Twitter Sentiment Classification" pptx
Ngày tải lên :
20/02/2014, 04:20
... relations
for context-aware sentiment classification; the re-
sults are reported in Table 6. Clearly, being pub-
lished by the same person is the most useful
relation for sentiment classification, ... tweet.
158
useful for classifying the sentiments of tweets.
From the detailed improvement for each sentiment
class, we find that the context-aware approach is
especially helpful for positive and ... ex-
pressing positive or negative sentiments towards
the extended targets are also regarded as positive
or negative about the target. Therefore, for target-
dependent sentiment classification of tweets,...
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Tài liệu Báo cáo khoa học: "Context Management with Topics for Spoken Dialogue Systems" pptx
Ngày tải lên :
20/02/2014, 18:20
... in detail.
3For instance, sentential stress and pitch accent are im-
portant in recognizing topics in spontaneous speech.
632
Test type PP
Topics = 10
train = 70 files 3.82
Topics = 10 ... average precision for all the
pruned topic types is 74.64%, varying from 95.63%
for ROOM to 37.63% for MIx. If MIx is left out,
the average precision is 79.27%. The poor precision
for MIX is due ... speech act classification of
Seligman et al. (1994), and with topic types. The
topics are assigned to utterances on the basis of the
new information carried by the utterance. New in-
formation...
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Báo cáo khoa học: "Employing Personal/Impersonal Views in Supervised and Semi-supervised Sentiment Classification" potx
Ngày tải lên :
07/03/2014, 22:20
...
approaches are believed to be
domain-independent for sentiment classification.
Supervised methods consider sentiment
classification as a standard classification problem
in which labeled data ...
semi-supervised methods for sentiment
classification are relatively new and have much
less related studies. Dasgupta and Ng (2009)
integrate various methods in semi-supervised
sentiment classification ... unlabeled Chinese corpus for Chinese
sentiment classification.
3 Unsupervised Mining of Personal and
Impersonal Views
As mentioned in Section 1, the objective of
sentiment classification is to...
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Báo cáo khoa học: "Automatically Creating Bilingual Lexicons for Machine Translation from Bilingual Text" ppt
Ngày tải lên :
08/03/2014, 06:20
... lexicon was
used for content words. Only a bilingual lexi-
con for closed class words and a set of bilingual
templates were used. Therefore, new bilingual
entries were obtained for all the content ... more information than the corre-
sponding bag of lexical items before parsing. Its
elements get enriched with additional informa-
tion instantiated during the parsing process. In-
formation ... intervention
is foreseen.
Furthermore, techniques for the automatic
resolution of template overlaps are under inves-
tigation. Such techniques assume the presence
of a bilingual lexicon. The information...
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Báo cáo khoa học: "Joint Bilingual Sentiment Classification with Unlabeled Parallel Corpora" potx
Ngày tải lên :
17/03/2014, 00:20
...
(i.e. automatically translated) corpus. To our
knowledge, this is the first multilingual sentiment
analysis study to focus on methods for
simultaneously improving sentiment classification
for ... used as binary features for all
models, as Pang et al. (2002) showed that binary
features perform better than frequency features for
sentiment classification. The weights for unlabeled
data and ... that some amount of sentiment-
labeled data is available for the language pair
under study, and (2) investigate methods to
simultaneously improve sentiment classification
for both languages....
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Báo cáo khoa học: "Mining WordNet for Fuzzy Sentiment: Sentiment Tag Extraction from WordNet Glosses" potx
Ngày tải lên :
17/03/2014, 22:20
... of the information on the degree of central-
ity of words to the category of sentiment may
improve the performance of sentiment deter-
mination systems built to ... glosses in their
more frequent neutral meaning. For example, run
# 53 had in its seed list two ambiguous adjectives
211
Mining WordNet for Fuzzy Sentiment:
Sentiment Tag Extraction from WordNet Glosses
Alina ... unique
words. Since many of the clearly sentiment- laden
adjectives that form the core of the category of
sentiment were identified by STEP in multiple
runs and had, therefore, multiple duplicates in the
list...
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40 topics for TOEFL oral exams ppt
Ngày tải lên :
23/03/2014, 08:21
... to
search for websites or information that we need and so do I. I also use this website
to find out information for my work and for my relaxation. I think it's really helpful
for us
Topic ... one of the best ways to
improve our knowledge.
8/8
Topics for oral exams Prepared by Nguyen Viet Thuan- MiHao-Hung Yen
TOPICS FOR ORAL EXAMS ( For reference only )
Topic 1: Describe a classmate ... I was very surprised to get a special
gift from one of my former friends who hasn't kept in touch with me for a long
6/8
Topics for oral exams Prepared by Nguyen Viet Thuan- MiHao-Hung Yen
Topic...
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Báo cáo khoa học: "Multi-domain Sentiment Classification" pdf
Ngày tải lên :
23/03/2014, 17:20
... improve
sentiment classification performance. We name
this new task, ‘multi-domain sentiment
classification .
In this paper, we propose two approaches to
multi-domain sentiment classification. ... Blenders: Domain ad-
aptation for sentiment classification. In Proceedings
of ACL.
G. Forman. 2003. An extensive empirical study of fea-
ture selection metrics for text classification. Journal
of ...
Abstract
This paper addresses a new task in sentiment
classification, called multi-domain sentiment
classification, that aims to improve perform-
ance through fusing training data from multi-
ple...
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Báo cáo khoa học: "A Grammar-driven Convolution Tree Kernel for Semantic Role Classification" doc
Ngày tải lên :
23/03/2014, 18:20
... with information on predi-
cate-argument structures extracted from the Prop-
Bank corpus (Palmer et al., 2005). As defined by
the shared task, we use sections 02-21 for training,
section 24 for ...
quasi-structures for SRL.
First, we construct reduced rule set by defining
optional nodes, for example, “NP->DT [JJ] NP” or
“VP-> VB [ADVP] PP”, where [*] denotes op-
tional nodes. For convenience, ... 200–207,
Prague, Czech Republic, June 2007.
c
2007 Association for Computational Linguistics
A Grammar-driven Convolution Tree Kernel for Se-
mantic Role Classification
Min ZHANG
1
Wanxiang CHE
2
Ai...
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