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Aspect based sentiment analysis, predicting sentiment polarity of given aspects, has drawn extensive attention. Previous attention-based models emphasize using aspect semantics to help extract opinion features for classification. However,…

Computation and Language · Computer Science 2021-04-13 Lu Xu , Lidong Bing , Wei Lu , Fei Huang

Aspect-based sentiment analysis (ABSA) have been extensively studied, but little light has been shed on the quadruple extraction consisting of four fundamental elements: aspects, categories, opinions and sentiments, especially with implicit…

Computation and Language · Computer Science 2024-06-25 Xiancai Xu , Jia-Dong Zhang , Lei Xiong , Zhishang Liu

Aspect-based sentiment classification (ASC) is an important task in fine-grained sentiment analysis.~Deep supervised ASC approaches typically model this task as a pair-wise classification task that takes an aspect and a sentence containing…

Computation and Language · Computer Science 2019-11-06 Hu Xu , Bing Liu , Lei Shu , Philip S. Yu

For many business applications, we often seek to analyze sentiments associated with any arbitrary aspects of commercial products, despite having a very limited amount of labels or even without any labels at all. However, existing aspect…

Computation and Language · Computer Science 2021-09-09 Ronald Seoh , Ian Birle , Mrinal Tak , Haw-Shiuan Chang , Brian Pinette , Alfred Hough

The stance detection task aims to classify the stance toward given documents and topics. Since the topics can be implicit in documents and unseen in training data for zero-shot settings, we propose to boost the transferability of the stance…

Computation and Language · Computer Science 2022-10-06 Yun Luo , Zihan Liu , Yuefeng Shi , Stan Z Li , Yue Zhang

Aspect-based sentiment analysis predicts sentiment polarity with fine granularity. While graph convolutional networks (GCNs) are widely utilized for sentimental feature extraction, their naive application for syntactic feature extraction…

Computation and Language · Computer Science 2024-09-10 Chen Li , Huidong Tang , Jinli Zhang , Xiujing Guo , Debo Cheng , Yasuhiko Morimoto

Many high performance machine learning models for Aspect-Based Sentiment Classification (ABSC) produce black box models, and therefore barely explain how they classify a certain sentiment value towards an aspect. In this paper, we propose…

Computation and Language · Computer Science 2021-03-31 Lisa Meijer , Flavius Frasincar , Maria Mihaela Trusca

Aspect Based Sentiment Analysis is a dominant research area with potential applications in social media analytics, business, finance, and health. Prior works in this area are primarily based on supervised methods, with a few techniques…

Computation and Language · Computer Science 2022-11-09 Sabyasachi Kamila , Walid Magdy , Sourav Dutta , MingXue Wang

With the development of the Internet, natural language processing (NLP), in which sentiment analysis is an important task, became vital in information processing.Sentiment analysis includes aspect sentiment classification. Aspect sentiment…

Computation and Language · Computer Science 2018-07-06 Yongping Xing , Chuangbai Xiao , Yifei Wu , Ziming Ding

Document representation is the core of many NLP tasks on machine understanding. A general representation learned in an unsupervised manner reserves generality and can be used for various applications. In practice, sentiment analysis (SA)…

Machine Learning · Computer Science 2024-01-15 Hao-Ming Fu , Pu-Jen Cheng

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…

Computation and Language · Computer Science 2022-11-08 Lvxiaowei Xu , Xiaoxuan Pang , Jianwang Wu , Ming Cai , Jiawei Peng

We present a novel generalized zero-shot algorithm to recognize perceived emotions from gestures. Our task is to map gestures to novel emotion categories not encountered in training. We introduce an adversarial, autoencoder-based…

Computer Vision and Pattern Recognition · Computer Science 2021-12-03 Abhishek Banerjee , Uttaran Bhattacharya , Aniket Bera

Aspect-based sentiment analysis (ABSA) aims to predict the sentiment expressed in a review with respect to a given aspect. The core of ABSA is to model the interaction between the context and given aspect to extract the aspect-related…

Computation and Language · Computer Science 2022-04-22 Bowen Xing , Ivor W. Tsang

Zero-shot learning (ZSL) for image classification focuses on recognizing novel categories that have no labeled data available for training. The learning is generally carried out with the help of mid-level semantic descriptors associated…

Computer Vision and Pattern Recognition · Computer Science 2019-03-29 Debasmit Das , C. S. George Lee

The increasing volume of online reviews has made possible the development of sentiment analysis models for determining the opinion of customers regarding different products and services. Until now, sentiment analysis has proven to be an…

Computation and Language · Computer Science 2023-08-01 Elena-Simona Apostol , Alin-Georgian Pisică , Ciprian-Octavian Truică

Aspect category sentiment analysis (ACSA) aims to predict the sentiment polarities of the aspect categories discussed in sentences. Since a sentence usually discusses one or more aspect categories and expresses different sentiments toward…

Computation and Language · Computer Science 2020-10-06 Yuncong Li , Cunxiang Yin , Sheng-hua Zhong

Sentiment analysis or opinion mining has become an open research domain after proliferation of Internet and Web 2.0 social media. People express their attitudes and opinions on social media including blogs, discussion forums, tweets, etc.…

Information Retrieval · Computer Science 2013-09-17 Anuj sharma , Shubhamoy Dey

Sentiment analysis in software engineering focuses on understanding emotions expressed in software artifacts. Previous research highlighted the limitations of applying general off-the-shelf sentiment analysis tools within the software…

Software Engineering · Computer Science 2026-04-16 Reem Alfayez , Manal Binkhonain

Sentiment Analysis refers to the study of systematically extracting the meaning of subjective text . When analysing sentiments from the subjective text using Machine Learning techniques,feature extraction becomes a significant part. We…

Computation and Language · Computer Science 2019-06-05 Avinash Madasu , Sivasankar E

Zero-shot audio classification aims to recognize and classify a sound class that the model has never seen during training. This paper presents a novel approach for zero-shot audio classification using automatically generated sound attribute…

Sound · Computer Science 2024-07-22 Xuenan Xu , Pingyue Zhang , Ming Yan , Ji Zhang , Mengyue Wu