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We present the SemEval-2026 shared task on Dimensional Aspect-Based Sentiment Analysis (DimABSA), which improves traditional ABSA by modeling sentiment along valence-arousal (VA) dimensions rather than using categorical polarity labels. To…

This paper describes our deep learning-based approach to multilingual aspect-based sentiment analysis as part of SemEval 2016 Task 5. We use a convolutional neural network (CNN) for both aspect extraction and aspect-based sentiment…

计算与语言 · 计算机科学 2016-09-23 Sebastian Ruder , Parsa Ghaffari , John G. Breslin

As the key to sentiment analysis, sentiment composition considers the classification of a constituent via classifications of its contained sub-constituents and rules operated on them. Such compositionality has been widely studied previously…

计算与语言 · 计算机科学 2023-09-01 Zhongtao Jiang , Yuanzhe Zhang , Cao Liu , Jiansong Chen , Jun Zhao , Kang Liu

As global digitization continues to grow, technology becomes more affordable and easier to use, and social media platforms thrive, becoming the new means of spreading information and news. Communities are built around sharing and discussing…

人工智能 · 计算机科学 2023-01-31 Alexandru Petrescu , Ciprian-Octavian Truică , Elena-Simona Apostol , Adrian Paschke

Targeted Sentiment Analysis (TSA) is a central task for generating insights from consumer reviews. Such content is extremely diverse, with sites like Amazon or Yelp containing reviews on products and businesses from many different domains.…

计算与语言 · 计算机科学 2022-05-10 Orith Toledo-Ronen , Matan Orbach , Yoav Katz , Noam Slonim

We present a novel approach to learn representations for sentence-level semantic similarity using conversational data. Our method trains an unsupervised model to predict conversational input-response pairs. The resulting sentence embeddings…

Deriving prior polarity lexica for sentiment analysis - where positive or negative scores are associated with words out of context - is a challenging task. Usually, a trade-off between precision and coverage is hard to find, and it depends…

计算与语言 · 计算机科学 2015-11-02 Lorenzo Gatti , Marco Guerini , Marco Turchi

This paper describes our deep learning-based approach to sentiment analysis in Twitter as part of SemEval-2016 Task 4. We use a convolutional neural network to determine sentiment and participate in all subtasks, i.e. two-point,…

计算与语言 · 计算机科学 2016-09-12 Sebastian Ruder , Parsa Ghaffari , John G. Breslin

Sentiment Analysis (SA) is a major field of study in natural language processing, computational linguistics and information retrieval. Interest in SA has been constantly growing in both academia and industry over the recent years. Moreover,…

Problems involving code-mixed language are often plagued by a lack of resources and an absence of materials to perform sophisticated transfer learning with. In this paper we describe our submission to the Sentimix Hindi-English task…

计算与语言 · 计算机科学 2020-07-24 Aditya Srivastava , V. Harsha Vardhan

Aspect-based Sentiment Analysis (ABSA) aims to determine sentiment polarity toward specific aspects in text. Existing methods enrich semantic and syntactic representations through external knowledge or GNNs, but the growing diversity of…

人工智能 · 计算机科学 2025-12-01 Xinran Li , Xiaowei Zhao , Yubo Zhu , Zhiheng Zhang , Zhiqi Huang , Hongkun Song , Jinglu Hu , Xinze Che , Yifan Lyu , Yong Zhou , Xiujuan Xu

In this paper, we present the system we have used for the Implicit WASSA 2018 Implicit Emotion Shared Task. The task is to predict the emotion of a tweet of which the explicit mentions of emotion terms have been removed. The idea is to come…

计算与语言 · 计算机科学 2018-09-06 Prabod Rathnayaka , Supun Abeysinghe , Chamod Samarajeewa , Isura Manchanayake , Malaka Walpola

This paper discusses the design of the system used for providing a solution for the problem given at SemEval-2020 Task 9 where sentiment analysis of code-mixed language Hindi and English needed to be performed. This system uses Weka as a…

计算与语言 · 计算机科学 2020-08-27 Gaurav Singh

Social media is abundant in visual and textual information presented together or in isolation. Memes are the most popular form, belonging to the former class. In this paper, we present our approaches for the Memotion Analysis problem as…

计算与语言 · 计算机科学 2020-07-23 Vishal Keswani , Sakshi Singh , Suryansh Agarwal , Ashutosh Modi

Sentiment analysis possesses the potential of diverse applicability on digital platforms. Sentiment analysis extracts the polarity to understand the intensity and subjectivity in the text. This work uses a lexicon-based method to perform…

计算与语言 · 计算机科学 2024-09-20 Muhammad Raees , Samina Fazilat

This study presents a thorough examination of various Generative Pretrained Transformer (GPT) methodologies in sentiment analysis, specifically in the context of Task 4 on the SemEval 2017 dataset. Three primary strategies are employed: 1)…

计算与语言 · 计算机科学 2023-07-25 Kiana Kheiri , Hamid Karimi

Detecting which parts of a sentence contribute to that sentence's toxicity -- rather than providing a sentence-level verdict of hatefulness -- would increase the interpretability of models and allow human moderators to better understand the…

计算与语言 · 计算机科学 2021-04-13 Alireza Salemi , Nazanin Sabri , Emad Kebriaei , Behnam Bahrak , Azadeh Shakery

In today's interconnected and multilingual world, code-mixing of languages on social media is a common occurrence. While many Natural Language Processing (NLP) tasks like sentiment analysis are mature and well designed for monolingual text,…

计算与语言 · 计算机科学 2020-09-01 Laksh Advani , Clement Lu , Suraj Maharjan

Sentiment Analysis aims to get the underlying viewpoint of the text, which could be anything that holds a subjective opinion, such as an online review, Movie rating, Comments on Blog posts etc. This paper presents a novel approach that…

信息检索 · 计算机科学 2014-06-10 Rahul Tejwani

Aspect based sentiment analysis (ABSA) deals with the identification of the sentiment polarity of a review sentence towards a given aspect. Deep Learning sequential models like RNN, LSTM, and GRU are current state-of-the-art methods for…

计算与语言 · 计算机科学 2022-08-05 Ashish Kumar , Vasundhra Dahiya , Aditi Sharan