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Related papers: SemEval-2016 Task 4: Sentiment Analysis in Twitter

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We present the findings of SemEval-2023 Task 12, a shared task on sentiment analysis for low-resource African languages using Twitter dataset. The task featured three subtasks; subtask A is monolingual sentiment classification with 12…

Social media platforms host discussions about a wide variety of topics that arise everyday. Making sense of all the content and organising it into categories is an arduous task. A common way to deal with this issue is relying on topic…

Computation and Language · Computer Science 2022-09-21 Dimosthenis Antypas , Asahi Ushio , Jose Camacho-Collados , Leonardo Neves , Vítor Silva , Francesco Barbieri

We present several techniques to tackle the mismatch in class distributions between training and test data in the Contextual Emotion Detection task of SemEval 2019, by extending the existing methods for class imbalance problem. Reducing the…

Computation and Language · Computer Science 2019-04-02 Sanghwan Bae , Jihun Choi , Sang-goo Lee

We present our shared task on text-based emotion detection, covering more than 30 languages from seven distinct language families. These languages are predominantly low-resource and are spoken across various continents. The data instances…

Structured Sentiment Analysis (SSA) deals with extracting opinion tuples in a text, where each tuple (h, e, t, p) consists of h, the holder, who expresses a sentiment polarity p towards a target t through a sentiment expression e. While…

Computation and Language · Computer Science 2022-05-03 Raghav R , Adarsh Vemali , Rajdeep Mukherjee

In this paper, we describe our submission to SemEval-2019 Task 4 on Hyperpartisan News Detection. Our system relies on a variety of engineered features originally used to detect propaganda. This is based on the assumption that biased…

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

Sentiment analysis is a sub-discipline in the field of natural language processing and computational linguistics and can be used for automated or semi-automated analyses of text documents. One of the aims of these analyses is to recognize…

Computation and Language · Computer Science 2022-06-28 Dennis Klinkhammer

This paper describes our submission to Task 10 at SemEval 2023-Explainable Detection of Online Sexism (EDOS), divided into three subtasks. The recent rise in social media platforms has seen an increase in disproportionate levels of sexism…

Computation and Language · Computer Science 2023-04-25 Sriya Rallabandi , Sanchit Singhal , Pratinav Seth

his paper describes our techniques to detect hate speech against women and immigrants on Twitter in multilingual contexts, particularly in English and Spanish. The challenge was designed by SemEval-2019 Task 5, where the participants need…

Computation and Language · Computer Science 2020-11-30 Alvi Md Ishmam

Opinion and sentiment analysis is a vital task to characterize subjective information in social media posts. In this paper, we present a comprehensive experimental evaluation and comparison with six state-of-the-art methods, from which we…

Social and Information Networks · Computer Science 2021-06-17 Gullal S. Cheema , Sherzod Hakimov , Eric Müller-Budack , Ralph Ewerth

In this paper, we describe our system for Task 4 of SemEval 2020, which involves differentiating between natural language statements that confirm to common sense and those that do not. The organizers propose three subtasks - first,…

Computation and Language · Computer Science 2020-07-23 Soumya Ranjan Dash , Sandeep Routray , Prateek Varshney , Ashutosh Modi

Sentiment Analysis is the task of classifying documents based on the sentiments expressed in textual form, this can be achieved by using lexical and semantic methods. The purpose of this study is to investigate the use of semantics to…

Computation and Language · Computer Science 2020-09-02 Ukachi Osisiogu

This article presents classifiers based on SVM and Convolutional Neural Networks (CNN) for the TASS 2017 challenge on tweets sentiment analysis. The classifier with the best performance in general uses a combination of SVM and CNN. The use…

Computation and Language · Computer Science 2017-10-18 Aiala Rosá , Luis Chiruzzo , Mathias Etcheverry , Santiago Castro

This paper presents our submission to the SemEval 2020 - Task 10 on emphasis selection in written text. We approach this emphasis selection problem as a sequence labeling task where we represent the underlying text with various contextual…

Computation and Language · Computer Science 2020-09-08 Sarthak Anand , Pradyumna Gupta , Hemant Yadav , Debanjan Mahata , Rakesh Gosangi , Haimin Zhang , Rajiv Ratn Shah

Toxicity is pervasive in social media and poses a major threat to the health of online communities. The recent introduction of pre-trained language models, which have achieved state-of-the-art results in many NLP tasks, has transformed the…

Computation and Language · Computer Science 2021-10-11 Erik Yan , Harish Tayyar Madabushi

This paper introduces the SemEval-2021 shared task 4: Reading Comprehension of Abstract Meaning (ReCAM). This shared task is designed to help evaluate the ability of machines in representing and understanding abstract concepts. Given a…

Computation and Language · Computer Science 2021-06-02 Boyuan Zheng , Xiaoyu Yang , Yu-Ping Ruan , Zhenhua Ling , Quan Liu , Si Wei , Xiaodan Zhu

The growing popularity and applications of sentiment analysis of social media posts has naturally led to sentiment analysis of posts written in multiple languages, a practice known as code-switching. While recent research into code-switched…

Computation and Language · Computer Science 2020-09-08 Frances Adriana Laureano De Leon , Florimond Guéniat , Harish Tayyar Madabushi

Social media communications are becoming increasingly prevalent; some useful, some false, whether unwittingly or maliciously. An increasing number of rumours daily flood the social networks. Determining their veracity in an autonomous way…

Social and Information Networks · Computer Science 2019-02-11 Georgios Giasemidis , Nikolaos Kaplis , Ioannis Agrafiotis , Jason R. C. Nurse

Stance classification can be a powerful tool for understanding whether and which users believe in online rumours. The task aims to automatically predict the stance of replies towards a given rumour, namely support, deny, question, or…

Computation and Language · Computer Science 2020-10-12 Carolina Scarton , Diego F. Silva , Kalina Bontcheva