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In recent years, several online platforms have seen a rapid increase in the number of review systems that request users to provide aspect-level feedback. Document-level Multi-aspect Sentiment Classification (DMSC), where the goal is to…

计算与语言 · 计算机科学 2021-06-01 Tian Shi , Ping Wang , Chandan K. Reddy

Related tasks often have inter-dependence on each other and perform better when solved in a joint framework. In this paper, we present a deep multi-task learning framework that jointly performs sentiment and emotion analysis both. The…

Aspect-level sentiment classification (ASC) aims to detect the sentiment polarity of a given opinion target in a sentence. In neural network-based methods for ASC, most works employ the attention mechanism to capture the corresponding…

计算与语言 · 计算机科学 2020-10-26 Fei Zhao , Zhen Wu , Xinyu Dai

Multimodal target/aspect sentiment classification combines multimodal sentiment analysis and aspect/target sentiment classification. The goal of the task is to combine vision and language to understand the sentiment towards a target entity…

计算与语言 · 计算机科学 2021-08-09 Zaid Khan , Yun Fu

Accurately detecting emotions in conversation is a necessary yet challenging task due to the complexity of emotions and dynamics in dialogues. The emotional state of a speaker can be influenced by many different factors, such as…

计算与语言 · 计算机科学 2023-02-07 Jiachen Luo , Huy Phan , Joshua Reiss

The majority of work in targeted sentiment analysis has concentrated on finding better methods to improve the overall results. Within this paper we show that these models are not robust to linguistic phenomena, specifically negation and…

计算与语言 · 计算机科学 2021-04-01 Andrew Moore , Jeremy Barnes

Speech emotion recognition (SER) has received a great deal of attention in recent years in the context of spontaneous conversations. While there have been notable results on datasets like the well known corpus of naturalistic dyadic…

计算与语言 · 计算机科学 2024-01-02 Alex-Răzvan Ispas , Théo Deschamps-Berger , Laurence Devillers

This document presents an in-depth examination of stock market sentiment through the integration of Convolutional Neural Networks (CNN) and Gated Recurrent Units (GRU), enabling precise risk alerts. The robust feature extraction capability…

机器学习 · 计算机科学 2024-12-16 You Wu , Mengfang Sun , Hongye Zheng , Jinxin Hu , Yingbin Liang , Zhenghao Lin

In several natural language tasks, labeled sequences are available in separate domains (say, languages), but the goal is to label sequences with mixed domain (such as code-switched text). Or, we may have available models for labeling whole…

机器学习 · 计算机科学 2018-12-27 Divam Gupta , Tanmoy Chakraborty , Soumen Chakrabarti

The task of joint dialog sentiment classification (DSC) and act recognition (DAR) aims to simultaneously predict the sentiment label and act label for each utterance in a dialog. In this paper, we put forward a new framework which models…

计算与语言 · 计算机科学 2022-03-09 Bowen Xing , Ivor W. Tsang

The natural language processing and multimedia field has seen a notable surge in interest in multimodal sentiment recognition. Hence, this study aims to employ Target-Dependent Multimodal Sentiment Analysis (TDMSA) to identify the level of…

计算机视觉与模式识别 · 计算机科学 2024-08-21 Ananya Pandey , Dinesh Kumar Vishwakarma

In this paper, we address the task of targeted sentiment analysis (TSA), which involves two sub-tasks, i.e., identifying specific aspects from reviews and determining their corresponding sentiments. Aspect extraction forms the foundation…

计算与语言 · 计算机科学 2025-05-29 Wei Chen , Zhao Zhang , Meng Yuan , Kepeng Xu , Fuzhen Zhuang

Cross-domain sentiment classification has been a hot spot these years, which aims to learn a reliable classifier using labeled data from a source domain and evaluate it on a target domain. In this vein, most approaches utilized domain…

计算与语言 · 计算机科学 2022-09-08 Yicheng Zhu , Yiqiao Qiu , Qingyuan Wu , Fu Lee Wang , Yanghui Rao

Aspect-level sentiment classification aims to distinguish the sentiment polarities over one or more aspect terms in a sentence. Existing approaches mostly model different aspects in one sentence independently, which ignore the sentiment…

计算与语言 · 计算机科学 2019-06-12 Pinlong Zhaoa , Linlin Houb , Ou Wua

Aspect-level sentiment analysis aims to determine the sentiment polarity towards a specific target in a sentence. The main challenge of this task is to effectively model the relation between targets and sentiments so as to filter out noisy…

计算与语言 · 计算机科学 2022-11-08 Lvxiaowei Xu , Xiaoxuan Pang , Jianwang Wu , Ming Cai , Jiawei Peng

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…

计算与语言 · 计算机科学 2024-04-02 Jaemin Kim , Yohan Na , Kangmin Kim , Sang Rak Lee , Dong-Kyu Chae

The ability to identify sentiment in text, referred to as sentiment analysis, is one which is natural to adult humans. This task is, however, not one which a computer can perform by default. Identifying sentiments in an automated,…

计算与语言 · 计算机科学 2018-04-06 Emmanuel Dufourq , Bruce A. Bassett

Existing PTLM-based models for TSC can be categorized into two groups: 1) fine-tuning-based models that adopt PTLM as the context encoder; 2) prompting-based models that transfer the classification task to the text/word generation task. In…

计算与语言 · 计算机科学 2023-12-22 Bowen Xing , Ivor W. Tsang

In translating text where sentiment is the main message, human translators give particular attention to sentiment-carrying words. The reason is that an incorrect translation of such words would miss the fundamental aspect of the source…

计算与语言 · 计算机科学 2021-10-06 Hadeel Saadany , Constantin Orasan , Emad Mohamed , Ashraf Tantawy

Sentiment analysis is a crucial task that aims to understand people's emotional states and predict emotional categories based on multimodal information. It consists of several subtasks, such as emotion recognition in conversation (ERC),…

计算与语言 · 计算机科学 2023-09-06 Zaijing Li , Ting-En Lin , Yuchuan Wu , Meng Liu , Fengxiao Tang , Ming Zhao , Yongbin Li