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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…

Computation and Language · Computer Science 2020-10-26 Fei Zhao , Zhen Wu , Xinyu Dai

Aspect-level sentiment classification aims to identify the sentiment expressed towards some aspects given context sentences. In this paper, we introduce an attention-over-attention (AOA) neural network for aspect level sentiment…

Computation and Language · Computer Science 2018-04-19 Binxuan Huang , Yanglan Ou , Kathleen M. Carley

Aspect-level sentiment classification aims to identify the sentiment polarity towards a specific aspect term in a sentence. Most current approaches mainly consider the semantic information by utilizing attention mechanisms to capture the…

Computation and Language · Computer Science 2021-02-12 Xiaochen Hou , Jing Huang , Guangtao Wang , Xiaodong He , Bowen Zhou

Targeted sentiment classification aims at determining the sentimental tendency towards specific targets. Most of the previous approaches model context and target words with RNN and attention. However, RNNs are difficult to parallelize and…

Computation and Language · Computer Science 2019-09-24 Youwei Song , Jiahai Wang , Tao Jiang , Zhiyue Liu , Yanghui Rao

Aspect-based sentiment classification is a crucial problem in fine-grained sentiment analysis, which aims to predict the sentiment polarity of the given aspect according to its context. Previous works have made remarkable progress in…

Computation and Language · Computer Science 2023-08-23 Xueyi Liu , Rui Hou , Yanglei Gan , Da Luo , Changlin Li , Xiaojun Shi , Qiao Liu

Aspect-based sentiment analysis produces a list of aspect terms and their corresponding sentiments for a natural language sentence. This task is usually done in a pipeline manner, with aspect term extraction performed first, followed by…

Computation and Language · Computer Science 2019-06-18 Ruidan He , Wee Sun Lee , Hwee Tou Ng , Daniel Dahlmeier

Aspect level sentiment classification aims to identify the sentiment expressed towards an aspect given a context sentence. Previous neural network based methods largely ignore the syntax structure in one sentence. In this paper, we propose…

Computation and Language · Computer Science 2019-09-09 Binxuan Huang , Kathleen M. Carley

Aspect-based sentiment classification (ASC) aims to judge the sentiment polarity conveyed by the given aspect term in a sentence. The sentiment polarity is not only determined by the local context but also related to the words far away from…

Computation and Language · Computer Science 2025-02-11 Hao Niu , Yun Xiong , Xiaosu Wang , Philip S. Yu

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…

Computation and Language · Computer Science 2019-06-12 Pinlong Zhaoa , Linlin Houb , Ou Wua

Target-oriented sentiment classification is a fine-grained task of natural language processing to analyze the sentiment polarity of the targets. To improve the performance of sentiment classification, many approaches proposed various…

Computation and Language · Computer Science 2021-02-02 Heng Yang , Biqing Zeng

Aspect level sentiment classification is a fine-grained sentiment analysis task. To detect the sentiment towards a particular aspect in a sentence, previous studies have developed various attention-based methods for generating…

Computation and Language · Computer Science 2019-08-22 Mengting Hu , Shiwan Zhao , Li Zhang , Keke Cai , Zhong Su , Renhong Cheng , Xiaowei Shen

In aspect-level sentiment classification (ASC), it is prevalent to equip dominant neural models with attention mechanisms, for the sake of acquiring the importance of each context word on the given aspect. However, such a mechanism tends to…

Computation and Language · Computer Science 2019-06-07 Jialong Tang , Ziyao Lu , Jinsong Su , Yubin Ge , Linfeng Song , Le Sun , Jiebo Luo

Deep learning approaches for sentiment classification do not fully exploit sentiment linguistic knowledge. In this paper, we propose a Multi-sentiment-resource Enhanced Attention Network (MEAN) to alleviate the problem by integrating three…

Computation and Language · Computer Science 2018-07-16 Zeyang Lei , Yujiu Yang , Min Yang , Yi Liu

The e-commerce has started a new trend in natural language processing through sentiment analysis of user-generated reviews. Different consumers have different concerns about various aspects of a specific product or service. Aspect category…

Computation and Language · Computer Science 2019-06-24 Sajad Movahedi , Erfan Ghadery , Heshaam Faili , Azadeh Shakery

Target-oriented sentiment classification aims at classifying sentiment polarities over individual opinion targets in a sentence. RNN with attention seems a good fit for the characteristics of this task, and indeed it achieves the…

Computation and Language · Computer Science 2018-05-04 Xin Li , Lidong Bing , Wai Lam , Bei Shi

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

Aspect-based sentiment analysis aims to determine the sentiment polarity towards a specific aspect in online reviews. Most recent efforts adopt attention-based neural network models to implicitly connect aspects with opinion words. However,…

Computation and Language · Computer Science 2020-04-28 Kai Wang , Weizhou Shen , Yunyi Yang , Xiaojun Quan , Rui Wang

I propose a novel dual-attention model(DAM) for aspect-level sentiment classification. Many methods have been proposed, such as support vector machines for artificial design features, long short-term memory networks based on attention…

Computation and Language · Computer Science 2023-03-15 Mengfei Ye

Domain adaptation tasks such as cross-domain sentiment classification aim to utilize existing labeled data in the source domain and unlabeled or few labeled data in the target domain to improve the performance in the target domain via…

Computation and Language · Computer Science 2022-01-03 Dongbo Xi , Fuzhen Zhuang , Ganbin Zhou , Xiaohu Cheng , Fen Lin , Qing He

Target-Based Sentiment Analysis aims to detect the opinion aspects (aspect extraction) and the sentiment polarities (sentiment detection) towards them. Both the previous pipeline and integrated methods fail to precisely model the innate…

Computation and Language · Computer Science 2020-04-15 Shu Liu , Wei Li , Yunfang Wu , Qi Su , Xu Sun
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