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Neural models have been investigated for sentiment classification over constituent trees. They learn phrase composition automatically by encoding tree structures but do not explicitly model sentiment composition, which requires to encode…

Computation and Language · Computer Science 2019-07-09 Liwen Zhang , Kewei Tu , Yue Zhang

We propose an approach to semantic segmentation that achieves state-of-the-art supervised performance when applied in a zero-shot setting. It thus achieves results equivalent to those of the supervised methods, on each of the major semantic…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Wei Yin , Yifan Liu , Chunhua Shen , Baichuan Sun , Anton van den Hengel

Sentence compression is the task of creating a shorter version of an input sentence while keeping important information. In this paper, we extend the task of compression by deletion with the use of contextual embeddings. Different from…

Information Retrieval · Computer Science 2020-06-08 Minh-Tien Nguyen , Bui Cong Minh , Dung Tien Le , Le Thai Linh

Labeling datasets is a noteworthy challenge in machine learning, both in terms of cost and time. This research, however, leverages an efficient answer. By exploring label propagation in semi-supervised learning, we can significantly reduce…

Machine Learning · Computer Science 2024-10-16 Minoo Jafarlou , Mario M. Kubek

Aspect-based sentiment analysis of review texts is of great value for understanding user feedback in a fine-grained manner. It has in general two sub-tasks: (i) extracting aspects from each review, and (ii) classifying aspect-based reviews…

Computation and Language · Computer Science 2020-10-15 Jiaxin Huang , Yu Meng , Fang Guo , Heng Ji , Jiawei Han

Opinion mining, also known as sentiment analysis, is a subfield of natural language processing (NLP) that focuses on identifying and extracting subjective information in textual material. This can include determining the overall sentiment…

Computation and Language · Computer Science 2023-08-08 Nour Eddine Zekaoui , Siham Yousfi , Maryem Rhanoui , Mounia Mikram

Sentiment analysis can provide a suitable lead for the tools used in software engineering along with the API recommendation systems and relevant libraries to be used. In this context, the existing tools like SentiCR, SentiStrength-SE, etc.…

Computer Vision and Pattern Recognition · Computer Science 2021-12-14 Himanshu Batra , Narinder Singh Punn , Sanjay Kumar Sonbhadra , Sonali Agarwal

Sentence embedding methods using natural language inference (NLI) datasets have been successfully applied to various tasks. However, these methods are only available for limited languages due to relying heavily on the large NLI datasets. In…

Computation and Language · Computer Science 2021-06-10 Hayato Tsukagoshi , Ryohei Sasano , Koichi Takeda

Emojis are being frequently used in todays digital world to express from simple to complex thoughts more than ever before. Hence, they are also being used in sentiment analysis and targeted marketing campaigns. In this work, we performed…

Computation and Language · Computer Science 2025-02-20 Sirisha Velampalli , Chandrashekar Muniyappa , Ashutosh Saxena

Word embeddings are representations of individual words of a text document in a vector space and they are often use- ful for performing natural language pro- cessing tasks. Current state of the art al- gorithms for learning word embeddings…

Computation and Language · Computer Science 2018-05-15 Prathusha Kameswara Sarma , Bill Sethares

This paper introduces a study on tweet sentiment classification. Our task is to classify a tweet as either positive or negative. We approach the problem in two steps, namely embedding and classifying. Our baseline methods include several…

Computation and Language · Computer Science 2021-10-01 Tommaso Macrì , Freya Murphy , Yunfan Zou , Yves Zumbach

The web is loaded with textual content, and Natural Language Processing is a standout amongst the most vital fields in Machine Learning. But when data is huge simple Machine Learning algorithms are not able to handle it and that is when…

Information Retrieval · Computer Science 2018-07-09 Debadri Dutta

Sentiment analysis is a text mining task that determines the polarity of a given text, i.e., its positiveness or negativeness. Recently, it has received a lot of attention given the interest in opinion mining in micro-blogging platforms.…

Computation and Language · Computer Science 2021-06-04 Eric S. Tellez , Sabino Miranda-Jiménez , Mario Graff , Daniela Moctezuma , Oscar S. Siodia , Elio A. Villaseñor

Sentiment Analysis refers to the study of systematically extracting the meaning of subjective text . When analysing sentiments from the subjective text using Machine Learning techniques,feature extraction becomes a significant part. We…

Computation and Language · Computer Science 2019-06-05 Avinash Madasu , Sivasankar E

With the constantly growing number of reviews and other sentiment-bearing texts on the Web, the demand for automatic sentiment analysis algorithms continues to expand. Aspect-based sentiment classification (ABSC) allows for the automatic…

Computation and Language · Computer Science 2022-03-29 Gianni Brauwers , Flavius Frasincar

Sentence compression reduces the length of text by removing non-essential content while preserving important facts and grammaticality. Unsupervised objective driven methods for sentence compression can be used to create customized models…

Computation and Language · Computer Science 2022-05-18 Demian Gholipour Ghalandari , Chris Hokamp , Georgiana Ifrim

We propose new static word embeddings optimised for sentence semantic representation. We first extract word embeddings from a pre-trained Sentence Transformer, and improve them with sentence-level principal component analysis, followed by…

Computation and Language · Computer Science 2025-10-01 Takashi Wada , Yuki Hirakawa , Ryotaro Shimizu , Takahiro Kawashima , Yuki Saito

Sentiment analysis is an important task in the field ofNature Language Processing (NLP), in which users' feedbackdata on a specific issue are evaluated and analyzed. Manydeep learning models have been proposed to tackle this task, including…

Computation and Language · Computer Science 2020-11-23 Quoc Thai Nguyen , Thoai Linh Nguyen , Ngoc Hoang Luong , Quoc Hung Ngo

This paper presents a novel approach for multi-lingual sentiment classification in short texts. This is a challenging task as the amount of training data in languages other than English is very limited. Previously proposed multi-lingual…

Computation and Language · Computer Science 2017-03-08 Jan Deriu , Aurelien Lucchi , Valeria De Luca , Aliaksei Severyn , Simon Müller , Mark Cieliebak , Thomas Hofmann , Martin Jaggi

There have been some works that learn a lexicon together with the corpus to improve the word embeddings. However, they either model the lexicon separately but update the neural networks for both the corpus and the lexicon by the same…

Computation and Language · Computer Science 2017-07-25 Yuanzhi Ke , Masafumi Hagiwara