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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

This paper introduces a novel approach for multimodal sentiment analysis on social media, particularly in the context of natural disasters, where understanding public sentiment is crucial for effective crisis management. Unlike conventional…

机器学习 · 计算机科学 2025-08-20 Meriem Zerkouk , Miloud Mihoubi , Belkacem Chikhaoui

Multimodal sentiment analysis has attracted increasing attention and lots of models have been proposed. However, the performance of the state-of-the-art models decreases sharply when they are deployed in the real world. We find that the…

计算与语言 · 计算机科学 2022-09-21 Yang Wu , Yanyan Zhao , Hao Yang , Song Chen , Bing Qin , Xiaohuan Cao , Wenting Zhao

While neural networks have been shown to achieve impressive results for sentence-level sentiment analysis, targeted aspect-based sentiment analysis (TABSA) --- extraction of fine-grained opinion polarity w.r.t. a pre-defined set of aspects…

计算与语言 · 计算机科学 2018-05-01 Fei Liu , Trevor Cohn , Timothy Baldwin

Sentiment analysis is a very important natural language processing activity in which one identifies the polarity of a text, whether it conveys positive, negative, or neutral sentiment. Along with the growth of social media and the Internet,…

计算与语言 · 计算机科学 2025-09-30 Meysam Shirdel Bilehsavar , Negin Mahmoudi , Mohammad Jalili Torkamani , Kiana Kiashemshaki

Recent progress in aspect-level sentiment classification has been propelled by the incorporation of graph neural networks (GNNs) leveraging syntactic structures, particularly dependency trees. Nevertheless, the performance of these models…

计算与语言 · 计算机科学 2023-12-08 Jane Sunny , Tom Padraig , Roggie Terry , Woods Ali

Processing of raw text is the crucial first step in text classification and sentiment analysis. However, text processing steps are often performed using off-the-shelf routines and pre-built word dictionaries without optimizing for domain,…

计算与语言 · 计算机科学 2020-07-28 Manar D. Samad , Nalin D. Khounviengxay , Megan A. Witherow

Aspect based sentiment analysis (ABSA) aims to identify the sentiment polarity towards the given aspect in a sentence, while previous models typically exploit an aspect-independent (weakly associative) encoder for sentence representation…

计算与语言 · 计算机科学 2019-09-04 Yunlong Liang , Fandong Meng , Jinchao Zhang , Jinan Xu , Yufeng Chen , Jie Zhou

The timeline of computer vision research is marked with advances in learning and utilizing efficient contextual representations. Most of them, however, are targeted at improving model performance on a single downstream task. We consider a…

计算机视觉与模式识别 · 计算机科学 2021-08-24 David Bruggemann , Menelaos Kanakis , Anton Obukhov , Stamatios Georgoulis , Luc Van Gool

User sentiment on social media reveals the underlying social trends, crises, and needs. Researchers have analyzed users' past messages to trace the evolution of sentiments and reconstruct sentiment dynamics. However, predicting the imminent…

计算与语言 · 计算机科学 2025-12-25 Fanhang Man , Huandong Wang , Jianjie Fang , Zhaoyi Deng , Baining Zhao , Xinlei Chen , Yong Li

With the increasing popularity of video sharing websites such as YouTube and Facebook, multimodal sentiment analysis has received increasing attention from the scientific community. Contrary to previous works in multimodal sentiment…

机器学习 · 计算机科学 2018-02-06 Minghai Chen , Sen Wang , Paul Pu Liang , Tadas Baltrušaitis , Amir Zadeh , Louis-Philippe Morency

Automated sentiment analysis and opinion mining is a complex process concerning the extraction of useful subjective information from text. The explosion of user generated content on the Web, especially the fact that millions of users, on a…

We introduce a tree-structured attention neural network for sentences and small phrases and apply it to the problem of sentiment classification. Our model expands the current recursive models by incorporating structural information around a…

计算与语言 · 计算机科学 2017-01-10 Filippos Kokkinos , Alexandros Potamianos

Stress and depression are prevalent nowadays across people of all ages due to the quick paces of life. People use social media to express their feelings. Thus, social media constitute a valuable form of information for the early detection…

计算与语言 · 计算机科学 2023-11-07 Loukas Ilias , Dimitris Askounis

Panoptic Scene Graph Generation (PSG) parses objects and predicts their relationships (predicate) to connect human language and visual scenes. However, different language preferences of annotators and semantic overlaps between predicates…

计算机视觉与模式识别 · 计算机科学 2024-01-23 Li Li , Wei Ji , Yiming Wu , Mengze Li , You Qin , Lina Wei , Roger Zimmermann

Aspect-based sentiment analysis (ABSA) is dedicated to forecasting the sentiment polarity of aspect terms within sentences. Employing graph neural networks to capture structural patterns from syntactic dependency parsing has been confirmed…

计算与语言 · 计算机科学 2023-11-09 Xusheng Zhao , Hao Peng , Qiong Dai , Xu Bai , Huailiang Peng , Yanbing Liu , Qinglang Guo , Philip S. Yu

Access to word-sentiment associations is useful for many applications, including sentiment analysis, stance detection, and linguistic analysis. However, manually assigning fine-grained sentiment association scores to words has many…

计算与语言 · 计算机科学 2017-12-06 Svetlana Kiritchenko , Saif M. Mohammad

Paraphrase generation, a.k.a. paraphrasing, is a common and important task in natural language processing. Emotional paraphrasing, which changes the emotion embodied in a piece of text while preserving its meaning, has many potential…

计算与语言 · 计算机科学 2023-06-12 Justin J. Xie , Ameeta Agrawal

Over the past few years, deep learning methods have shown remarkable results in many face-related tasks including automatic facial expression recognition (FER) in-the-wild. Meanwhile, numerous models describing the human emotional states…

计算机视觉与模式识别 · 计算机科学 2023-12-08 Panagiotis Antoniadis , Panagiotis P. Filntisis , Petros Maragos

Sarcasm is a linguistic expression often used to communicate the opposite of what is said, usually something that is very unpleasant with an intention to insult or ridicule. Inherent ambiguity in sarcastic expressions, make sarcasm…

计算与语言 · 计算机科学 2021-04-07 Ramya Akula , Ivan Garibay