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Recently, neural networks have shown promising results on Document-level Aspect Sentiment Classification (DASC). However, these approaches often offer little transparency w.r.t. their inner working mechanisms and lack interpretability. In…

Computation and Language · Computer Science 2019-10-22 Jingjing Wang , Changlong Sun , Shoushan Li , Jiancheng Wang , Luo Si , Min Zhang , Xiaozhong Liu , Guodong Zhou

Deep neural networks (DNNs) are increasingly being adopted for sensing and control functions in a variety of safety and mission-critical systems such as self-driving cars, autonomous air vehicles, medical diagnostics, and industrial…

Software Engineering · Computer Science 2019-01-15 Taejoon Byun , Vaibhav Sharma , Abhishek Vijayakumar , Sanjai Rayadurgam , Darren Cofer

When humans judge the affective content of texts, they also implicitly assess the correctness of such judgment, that is, their confidence. We hypothesize that people's (in)confidence that they performed well in an annotation task leads to…

Computation and Language · Computer Science 2021-03-03 Enrica Troiano , Sebastian Padó , Roman Klinger

Sentiment analysis attempts to identify, extract and quantify affective states and subjective information from various types of data such as text, audio, and video. Many approaches have been proposed to extract the sentiment of individuals…

Computation and Language · Computer Science 2020-07-21 Rahim Dehkharghani , Hojjat Emami

An obstacle to the development of many natural language processing products is the vast amount of training examples necessary to get satisfactory results. The generation of these examples is often a tedious and time-consuming task. This…

Computation and Language · Computer Science 2019-02-01 Wouter Leeftink , Gerasimos Spanakis

Speech is the most common way humans express their feelings, and sentiment analysis is the use of tools such as natural language processing and computational algorithms to identify the polarity of these feelings. Even though this field has…

Citation sentiment analysis is an important task in scientific paper analysis. Existing machine learning techniques for citation sentiment analysis are focusing on labor-intensive feature engineering, which requires large annotated corpus.…

Computation and Language · Computer Science 2017-04-04 Haixia Liu

The emergence and global adoption of social media has rendered possible the real-time estimation of population-scale sentiment, bearing profound implications for our understanding of human behavior. Given the growing assortment of sentiment…

Computation and Language · Computer Science 2016-09-08 Andrew J. Reagan , Brian Tivnan , Jake Ryland Williams , Christopher M. Danforth , Peter Sheridan Dodds

Text classification is one of the most widely studied tasks in natural language processing. Motivated by the principle of compositionality, large multilayer neural network models have been employed for this task in an attempt to effectively…

Computation and Language · Computer Science 2018-08-07 Devendra Singh Sachan , Manzil Zaheer , Ruslan Salakhutdinov

Sentiment analysis is a crucial task in natural language processing (NLP) with applications in public opinion monitoring, market research, and beyond. This paper introduces a three-class sentiment classification method for Weibo comments…

Computation and Language · Computer Science 2024-12-24 Yin Qixuan

Aspect-based sentiment analysis (ABSA) is a widely studied topic, most often trained through supervision from human annotations of opinionated texts. These fine-grained annotations include identifying aspects towards which a user expresses…

Computation and Language · Computer Science 2023-10-12 Kasturi Bhattacharjee , Rashmi Gangadharaiah

Neural networks are one of the most popular approaches for many natural language processing tasks such as sentiment analysis. They often outperform traditional machine learning models and achieve the state-of-art results on most tasks.…

Computation and Language · Computer Science 2017-08-15 Tao Yu , Christopher Hidey , Owen Rambow , Kathleen McKeown

E-commerce platforms generate vast volumes of user feedback, such as star ratings, written reviews, and comments. However, most recommendation engines rely primarily on numerical scores, often overlooking the nuanced opinions embedded in…

Information Retrieval · Computer Science 2025-05-08 Yogesh Gajula

Document-level neural machine translation has yielded attractive improvements. However, majority of existing methods roughly use all context sentences in a fixed scope. They neglect the fact that different source sentences need different…

Computation and Language · Computer Science 2020-10-12 Xiaomian Kang , Yang Zhao , Jiajun Zhang , Chengqing Zong

In this paper, we focus on online reviews and employ artificial intelligence tools, taken from the cognitive computing field, to help understanding the relationships between the textual part of the review and the assigned numerical score.…

Computation and Language · Computer Science 2017-07-24 Michela Fazzolari , Vittoria Cozza , Marinella Petrocchi , Angelo Spognardi

Text categorization is the task of assigning labels to documents written in a natural language, and it has numerous real-world applications including sentiment analysis as well as traditional topic assignment tasks. In this paper, we…

Computation and Language · Computer Science 2020-03-05 Changzeng Fu , Chaoran Liu , Carlos Toshinori Ishi , Yuichiro Yoshikawa , Hiroshi Ishiguro

Despite the excellent performance of black box approaches to modeling sentiment and emotion, lexica (sets of informative words and associated weights) that characterize different emotions are indispensable to the NLP community because they…

Computation and Language · Computer Science 2020-05-19 João Sedoc , Sven Buechel , Yehonathan Nachmany , Anneke Buffone , Lyle Ungar

In this paper, we propose a dictionary screening method for embedding compression in text classification tasks. The key purpose of this method is to evaluate the importance of each keyword in the dictionary. To this end, we first train a…

Computation and Language · Computer Science 2022-11-24 Jing Zhou , Xinru Jing , Muyu Liu , Hansheng Wang

This paper explores the application of deep learning techniques, particularly focusing on BERT models, in sentiment analysis. It begins by introducing the fundamental concept of sentiment analysis and how deep learning methods are utilized…

Computation and Language · Computer Science 2024-03-14 Yichao Wu , Zhengyu Jin , Chenxi Shi , Penghao Liang , Tong Zhan

This paper introduces a visual sentiment concept classification method based on deep convolutional neural networks (CNNs). The visual sentiment concepts are adjective noun pairs (ANPs) automatically discovered from the tags of web photos,…

Computer Vision and Pattern Recognition · Computer Science 2014-11-03 Tao Chen , Damian Borth , Trevor Darrell , Shih-Fu Chang
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