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A Multilingual Polarity Classification Method using Multi-label Classification Technique Based on Corpus Analysis

Yohei Seki
2008 NTCIR Conference on Evaluation of Information Access Technologies  
In NTCIR-7 MOAT, we participated in four subtasks (opinion & holder detection, relevance judgment, and polarity classification) at two language sides: Japanese and English.  ...  To detect opinion and classify the polarity, the features were selected based on a statistical χ-square tests over NTCIR-6 and MPQA corpora.  ...  Acknowledgments This work was conducted when the author visited in Prof. Kathleen McKeown at Columbia University and I appreciate her precious advice for the improvements in future.  ... 
dblp:conf/ntcir/Seki08 fatcat:fm5kdrvglvf4jfr6ypihazybv4

Opinion Analysis Task of Simplified Chinese Monolingual at NTCIR-8

Yuan Kuang, Bo Zhang, Wenbin Pan, Yujie Zhang, Bin Zhang, Rongjun Li, Yu Mao, Yanquan Zhou
2010 NTCIR Conference on Evaluation of Information Access Technologies  
For opinion holder detection, we firstly use CRF including six corresponding features to detect, then we propose two syntactic rules based on opinionated trigger words from syntax trees taken as additional  ...  We participated in four of all tasks except opinion target detection and answerness judgment, and submitted two runs for each task.  ...  In Yohei Seki's work [9] , his approach of opinion holder extraction was based on the discrimination between author and authority viewpoints in opinionated sentences, while Steven Bethard [10] used  ... 
dblp:conf/ntcir/KuangZPZZLMZ10 fatcat:ps2qdmju3rdpvfy4qz6luzgdem

Overview of Multilingual Opinion Analysis Task at NTCIR-7

Yohei Seki, David Kirk Evans, Lun-Wei Ku, Le Sun, Hsin-Hsi Chen, Noriko Kando
2008 NTCIR Conference on Evaluation of Information Access Technologies  
Acknowledgements We greatly appreciate the efforts of all the participants in the Multilingual Opinion Analysis Task at the Seventh NTCIR Workshop.  ...  They participated in the opinionated, relevance judgement, polarity classification, and opinion holder identification sub-tasks.  ...  For evaluation of opinion holder and target identifications, we applied both the sentencebased traditional evaluation (Holder-T) and the recall-based evaluation (Holder-RB), as shown in Table 17 .  ... 
dblp:conf/ntcir/SekiEKSCK08 fatcat:iugghu6mize5pawxy7smkgpwbi

Detecting Opinions and their Opinion Targets in NTCIR-8

Yoonjung Choi, Seongchan Kim, Sung-Hyon Myaeng
2010 NTCIR Conference on Evaluation of Information Access Technologies  
For evaluation, we used English news articles from New York Times, provided by NTCIR-8 MOAT and annotated opinionated sentences and theirs opinion targets.  ...  Identifying an opinion target, a primary object of the opinion expression (e.g., the real-world object, event, and abstract entity), is helpful for extracting target-related opinions and detecting user  ...  [21] suggested the new opinion holder identification method based on a differentiation between the author and authority viewpoints in opinionated sentences.  ... 
dblp:conf/ntcir/ChoiKM10 fatcat:sf6i7hvfi5c6dbtodrxwmcvu3a

Opinion Analysis Corpora Across Languages [chapter]

Yohei Seki
2020 Evaluating Information Retrieval and Access Tasks  
7 , and 8, we included a new multilingual opinion analysis task (MOAT ) that involved Japanese, English, and Chinese newspapers.  ...  We then describe the types of tasks and research that have involved our test collection both previously and in current research.  ...  Opinion holders The opinion holders are annotated in terms of opinion clauses that express an opinion. However, the opinion holder for an opinion clause can occur anywhere in the document.  ... 
doi:10.1007/978-981-15-5554-1_6 fatcat:rmtldiagzfb65owgq6r6zedbii

Mining opinion components from unstructured reviews: A review

Khairullah Khan, Baharum Baharudin, Aurnagzeb Khan, Ashraf Ullah
2014 Journal of King Saud University: Computer and Information Sciences  
Collecting opinions of people about products and about social and political events and problems through the Web is becoming increasingly popular every day.  ...  The opinions of users are helpful for the public and for stakeholders when making certain decisions.  ...  The authors determined that the CRF models with MPQA corpus for training and testing performed best in opinion holder identifications.  ... 
doi:10.1016/j.jksuci.2014.03.009 fatcat:oma2lylgpzc7noalvewtsbtdqa

Opinion Mining and Sentiment Analysis [chapter]

Bing Liu
2011 Web Data Mining  
Opinions are ubiquitous in text, and readers of on-line text -from consumers to sports fans to news addicts to governments -can benefit from automatic methods that synthesise useful opinion-orientated  ...  analysis, and producing opinion summaries.  ...  This section describes methods for the automatic identification of the opinion holder, the entity that expresses the opinion.  ... 
doi:10.1007/978-3-642-19460-3_11 fatcat:5epiy3et3jed5n24ejzyeavpby

A Review on Multi-Lingual Sentiment Analysis by Machine Learning Methods

Santwana Sagnika, School of Computer Engineering, Kalinga Institute of Industrial Technology Deemed to be University, Bhubaneswar, Odisha, India, Anshuman Pattanaik, Bhabani Shankar Prasad Mishra, Saroj K. Meher
2020 Journal of Engineering Science and Technology Review  
The arrival of e-commerce and the multitude of information presented by the web have established the internet as a principal destination for consumers looking for truthful opinions and multiple viewpoints  ...  Thus, it is desirable to make this search easier by using systems which sift through the mass of data and summarize the available opinions for easy understanding of the seeker.  ...  Some situations require finding the opinion holder, i.e. the person who expresses the opinion. It is generally assumed that a document contains the opinion of a single opinion holder throughout.  ... 
doi:10.25103/jestr.132.19 fatcat:aqvglobonjbh3inz3oewnvtdsu

A survey of multimodal sentiment analysis

Mohammad Soleymani, David Garcia, Brendan Jou, Björn Schuller, Shih-Fu Chang, Maja Pantic
2017 Image and Vision Computing  
The aggregation of these sentiment over a population represents opinion polling and has numerous applications.  ...  Sentiment analysis from text is currently widely used for customer satisfaction assessment and brand perception analysis, among others.  ...  Entity extraction, aspect of entity extraction and identification of the holder of opinion can be only tackled by natural language processing.  ... 
doi:10.1016/j.imavis.2017.08.003 fatcat:q62fok6jczfsbdl3jm4mvr6qxi

Opinion Mining and Sentiment Analysis [chapter]

2016 Text Data Management and Analysis: A Practical Introduction to Information Retrieval and Text Mining  
With the growing availability and popularity of opinion-rich resources such as online review sites and personal blogs, new opportunities and challenges arise as people now can, and do, actively use information  ...  To facilitate future work, a discussion of available resources, benchmark datasets, and evaluation campaigns is also provided. 3 Presumably, the author means "the detection or prevention of fraud violations  ...  reviews, all expressed opinions are typically those of the author, so opinion-holder identification is a less salient problem.  ... 
doi:10.1145/2915031.2915050 fatcat:3ypahumv4rhz5alxmh34ikvm3i

Open-Domain Question–Answering

John Prager
2006 Foundations and Trends in Information Retrieval  
With the growing availability and popularity of opinion-rich resources such as online review sites and personal blogs, new opportunities and challenges arise as people now can, and do, actively use information  ...  To facilitate future work, a discussion of available resources, benchmark datasets, and evaluation campaigns is also provided. 3 Presumably, the author means "the detection or prevention of fraud violations  ...  reviews, all expressed opinions are typically those of the author, so opinion-holder identification is a less salient problem.  ... 
doi:10.1561/1500000001 fatcat:5xq5eb7idrb37lz3wyzfl4cb34

Analysing Intercultural Dialogue Through Conceptual Densities [chapter]

Tuuli Lähdesmäki, Aino-Kaisa Koistinen, Susanne C. Ylönen
2020 Intercultural Dialogue in the European Education Policies  
The chosen documents deal especially with multilingualism, migration, history teaching, and lifelong learning.  ...  Four core educational themes and four longer excerpts from the selected policy documents are examined in more detail.  ...  Interculturalism or intercultural dialogue does not expect identification with several cultures.  ... 
doi:10.1007/978-3-030-41517-4_4 fatcat:untyf2edcvaqlecxow23vb5pbe

Sentiment Analysis: A Perspective on its Past, Present and Future

Akshi Kumar, Teeja Mary Sebastian
2012 International Journal of Intelligent Systems and Applications  
and retrieve relevant data from the huge quantity of information available and mine fo r opinions thereafter.  ...  Its practical and potential applications are also discussed, followed by the issues and challenges that will keep the field dynamic and lively for years to co me.  ...  In social networks, review sites and blogs the opinion holder is usually the author who may be identified by the login credentials. D.  ... 
doi:10.5815/ijisa.2012.10.01 fatcat:mau54eke75dxdmrn2mlozvbck4

Summarization of UGC [chapter]

2014 Mining User Generated Content  
Acknowledgements: This work was supported by funding from the Engineering and Physical Sciences Research Council (grant EP/I004327/1).  ...  In some applications, more detailed approaches are needed, such as modelling the opinion holders and strength of conflicting opinions and how they change over time.  ...  First it clusters opinionated texts by viewpoint based on a topic model -a step called macro viewpoint summarisation.  ... 
doi:10.1201/b16413-22 fatcat:6umoamubbjf53etlz2lyvvbtoa

A systematic literature review of individual-level psychological and behavioral responses to the health information of COVID-19 from social media and legacy media [article]

Wei Zhai, Jian Bian, Jing Zhang, Xueyin Bai
2021 medRxiv   pre-print
However, the existing literature exhibits different viewpoints toward the role of social media and legacy media in disseminating health information of COVID-19.  ...  -19 related information from different sources, as well as presents the challenges and future research directions.  ...  Wu and Shen (2021) found that using central government media and WeChat is associated with higher levels of compliance with health behaviors in China, but using local media and is the author/funder, who  ... 
doi:10.1101/2021.12.14.21267757 fatcat:a2mmmqq7ivad5k6zgr4yk35t5q
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