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Related papers: Lex2Sent: A bagging approach to unsupervised senti…

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Adjective phrases like "a little bit surprised", "completely shocked", or "not stunned at all" are not handled properly by currently published state-of-the-art emotion classification and intensity prediction systems which use pre-dominantly…

Computation and Language · Computer Science 2019-04-08 Laura Bostan , Roman Klinger

Recent empirical works have successfully used unlabeled data to learn feature representations that are broadly useful in downstream classification tasks. Several of these methods are reminiscent of the well-known word2vec embedding…

Machine Learning · Computer Science 2019-02-26 Sanjeev Arora , Hrishikesh Khandeparkar , Mikhail Khodak , Orestis Plevrakis , Nikunj Saunshi

In this paper, we introduce UniSent universal sentiment lexica for $1000+$ languages. Sentiment lexica are vital for sentiment analysis in absence of document-level annotations, a very common scenario for low-resource languages. To the best…

Computation and Language · Computer Science 2019-12-02 Ehsaneddin Asgari , Fabienne Braune , Benjamin Roth , Christoph Ringlstetter , Mohammad R. K. Mofrad

A comprehensive and high-quality lexicon plays a crucial role in traditional text classification approaches. And it improves the utilization of the linguistic knowledge. Although it is helpful for the task, the lexicon has got little…

Computation and Language · Computer Science 2020-02-19 QingBiao LI , Chunhua Wu , Kangfeng Zheng

Sentiments of words differ from one corpus to another. Inducing general sentiment lexicons for languages and using them cannot, in general, produce meaningful results for different domains. In this paper, we combine contextual and…

Computation and Language · Computer Science 2020-12-08 Cem Rıfkı Aydın , Tunga Güngör , Ali Erkan

Neural word representations have proven useful in Natural Language Processing (NLP) tasks due to their ability to efficiently model complex semantic and syntactic word relationships. However, most techniques model only one representation…

Computation and Language · Computer Science 2015-11-23 Andrew Trask , Phil Michalak , John Liu

Though some recent works focus on injecting sentiment knowledge into pre-trained language models, they usually design mask and reconstruction tasks in the post-training phase. In this paper, we aim to benefit from sentiment knowledge in a…

Computation and Language · Computer Science 2022-02-25 Qinghua Zhao , Shuai Ma , Shuo Ren

Recently, sentiment-aware pre-trained language models (PLMs) demonstrate impressive results in downstream sentiment analysis tasks. However, they neglect to evaluate the quality of their constructed sentiment representations; they just…

Computation and Language · Computer Science 2024-04-02 Jaemin Kim , Yohan Na , Kangmin Kim , Sang Rak Lee , Dong-Kyu Chae

Recent advancements in open vocabulary models, like CLIP, have notably advanced zero-shot classification and segmentation by utilizing natural language for class-specific embeddings. However, most research has focused on improving model…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Wenfang Sun , Yingjun Du , Gaowen Liu , Ramana Kompella , Cees G. M. Snoek

Sentiment analysis is the Natural Language Processing (NLP) task dealing with the detection and classification of sentiments in texts. While some tasks deal with identifying the presence of sentiment in the text (Subjectivity analysis),…

Computation and Language · Computer Science 2017-07-06 Souvick Ghosh , Satanu Ghosh , Dipankar Das

Network embedding techniques inspired by word2vec represent an effective unsupervised relational learning model. Commonly, by means of a Skip-Gram procedure, these techniques learn low dimensional vector representations of the nodes in a…

Machine Learning · Computer Science 2019-07-23 Pedro Almagro-Blanco , Fernando Sancho-Caparrini

Recent approaches to text analysis from social media and other corpora rely on word lists to detect topics, measure meaning, or to select relevant documents. These lists are often generated by applying computational lexicon expansion…

Computation and Language · Computer Science 2023-03-14 Anna Di Natale , David Garcia

Sentiment Analysis (SA) or opinion mining is analysis of emotions and opinions from any kind of text. SA helps in tracking peoples viewpoints and it is an important factor when it comes to social media monitoring product and brand…

Computation and Language · Computer Science 2025-02-27 Gibson Nkhata , Usman Anjum , Justin Zhan

A sentiment analysis system powered by machine learning was created in this study to improve real-time social network public opinion monitoring. For sophisticated sentiment identification, the suggested approach combines cutting-edge…

Computation and Language · Computer Science 2025-02-25 Arsen Tolebay Nurlanuly

Text classification is the process of classifying documents into predefined categories based on their content. Existing supervised learning algorithms to automatically classify text need sufficient documents to learn accurately. This paper…

Neural and Evolutionary Computing · Computer Science 2010-09-27 S. M. Kamruzzaman , Farhana Haider

Social media is increasingly used by humans to express their feelings and opinions in the form of short text messages. Detecting sentiments in the text has a wide range of applications including identifying anxiety or depression of…

Computation and Language · Computer Science 2018-07-23 Shaunak Joshi , Deepali Deshpande

Vector representations of sentences, trained on massive text corpora, are widely used as generic sentence embeddings across a variety of NLP problems. The learned representations are generally assumed to be continuous and real-valued,…

Computation and Language · Computer Science 2019-06-21 Dinghan Shen , Pengyu Cheng , Dhanasekar Sundararaman , Xinyuan Zhang , Qian Yang , Meng Tang , Asli Celikyilmaz , Lawrence Carin

We present a novel approach to the problem of text style transfer. Unlike previous approaches requiring style-labeled training data, our method makes use of readily-available unlabeled text by relying on the implicit connection in style…

Computation and Language · Computer Science 2021-06-24 Parker Riley , Noah Constant , Mandy Guo , Girish Kumar , David Uthus , Zarana Parekh

Word embeddings have been widely used in sentiment classification because of their efficacy for semantic representations of words. Given reviews from different domains, some existing methods for word embeddings exploit sentiment…

Computation and Language · Computer Science 2018-05-11 Bei Shi , Zihao Fu , Lidong Bing , Wai Lam

Emotions widely affect human decision-making. This fact is taken into account by affective computing with the goal of tailoring decision support to the emotional states of individuals. However, the accurate recognition of emotions within…

Computation and Language · Computer Science 2018-11-14 Bernhard Kratzwald , Suzana Ilic , Mathias Kraus , Stefan Feuerriegel , Helmut Prendinger