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Sentiment analysis is a fundamental and valuable task in NLP. However, due to limitations in data and technological availability, research into sentiment analysis of African languages has been fragmented and lacking. With the recent release…

计算与语言 · 计算机科学 2023-10-24 Saurav K. Aryal , Howard Prioleau , Surakshya Aryal

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…

计算与语言 · 计算机科学 2024-12-24 Yin Qixuan

Sentiment analysis is crucial for brand reputation management in the banking sector, where customer feedback spans English, Sinhala, Singlish, and code-mixed text. Existing models struggle with low-resource languages like Sinhala and lack…

Advanced neural language models (NLMs) are widely used in sequence generation tasks because they are able to produce fluent and meaningful sentences. They can also be used to generate fake reviews, which can then be used to attack online…

计算与语言 · 计算机科学 2019-12-04 David Ifeoluwa Adelani , Haotian Mai , Fuming Fang , Huy H. Nguyen , Junichi Yamagishi , Isao Echizen

Text analysis of social media for sentiment, topic analysis, and other analysis depends initially on the selection of keywords and phrases that will be used to create the research corpora. However, keywords that researchers choose may occur…

计算与语言 · 计算机科学 2022-04-21 Philip Feldman , Aaron Dant , James R. Foulds , Shemei Pan

Sentiment analysis is the task of mining the authors' opinions about specific entities. It allows organizations to monitor different services in real time and act accordingly. Reputation is what is generally said or believed about people or…

信息检索 · 计算机科学 2023-08-29 Maha Driss

Aspect-Based Sentiment Analysis (ABSA) studies the consumer opinion on the market products. It involves examining the type of sentiments as well as sentiment targets expressed in product reviews. Analyzing the language used in a review is a…

计算与语言 · 计算机科学 2021-03-02 Akbar Karimi , Leonardo Rossi , Andrea Prati

Sentiment analysis AKA opinion mining is one of the most widely used NLP applications to identify human intentions from their reviews. In the education sector, opinion mining is used to listen to student opinions and enhance their…

计算与语言 · 计算机科学 2023-02-10 Thanveer Shaik , Xiaohui Tao , Christopher Dann , Haoran Xie , Yan Li , Linda Galligan

In this study, we integrate sentiment analysis within a financial framework by leveraging FinBERT, a fine-tuned BERT model specialized for financial text, to construct an advanced deep learning model based on Long Short-Term Memory (LSTM)…

统计金融 · 定量金融 2025-06-12 Tingsong Jiang , Qingyun Zeng

Aspect-based sentiment analysis (ABSA) identifies sentiment information related to specific aspects and provides deeper market insights to businesses and organizations. With the emergence of large language models (LMs), recent studies have…

计算与语言 · 计算机科学 2024-05-30 Guangmin Zheng , Jin Wang , Liang-Chih Yu , Xuejie Zhang

Financial sentiment analysis is a challenging task due to the specialized language and lack of labeled data in that domain. General-purpose models are not effective enough because of the specialized language used in a financial context. We…

计算与语言 · 计算机科学 2019-08-28 Dogu Araci

Understanding customer sentiments is of paramount importance in marketing strategies today. Not only will it give companies an insight as to how customers perceive their products and/or services, but it will also give them an idea on how to…

计算与语言 · 计算机科学 2020-06-17 Abien Fred Agarap

Sentiment analysis focuses on identifying the emotional polarity expressed in textual data, typically categorized as positive, negative, or neutral. Hate speech detection, on the other hand, aims to recognize content that incites violence,…

计算与语言 · 计算机科学 2026-01-07 Meysam Shirdel Bilehsavar , Negin Mahmoudi , Mohammad Jalili Torkamani , Kiana Kiashemshaki

Sentiment classification has been crucial for many natural language processing (NLP) applications, such as the analysis of movie reviews, tweets, or customer feedback. A sufficiently large amount of data is required to build a robust…

计算与语言 · 计算机科学 2020-08-27 Alberto Poncelas , Pintu Lohar , Andy Way , James Hadley

Large Language Models (LLMs) have made significant strides in both scientific research and practical applications. Existing studies have demonstrated the state-of-the-art (SOTA) performance of LLMs in various natural language processing…

计算与语言 · 计算机科学 2024-01-09 Yajing Wang , Zongwei Luo

Traditional sentiment construction in finance relies heavily on the dictionary-based approach, with a few exceptions using simple machine learning techniques such as Naive Bayes classifier. While the current literature has not yet invoked…

统计金融 · 定量金融 2022-07-08 Joshua Zoen Git Hiew , Xin Huang , Hao Mou , Duan Li , Qi Wu , Yabo Xu

According to the literature, Product reviews are an important source of information for customers to support their buying decision. Product reviews improve customer trust and loyalty. Reviews help customers in understanding what other…

计算与语言 · 计算机科学 2023-11-21 Sayan Putatunda , Anwesha Bhowmik , Girish Thiruvenkadam , Rahul Ghosh

Customer-provided reviews have become an important source of information for business owners and other customers alike. However, effectively analyzing millions of unstructured reviews remains challenging. While large language models (LLMs)…

计算与语言 · 计算机科学 2026-02-25 Vishal Patil , Shree Vaishnavi Bacha , Revanth Yamani , Yidan Sun , Mayank Kejriwal

Sentiment classification, a complex task in natural language processing, becomes even more challenging when analyzing passages with multiple conflicting tones. Typically, longer passages exacerbate this issue, leading to decreased model…

机器学习 · 计算机科学 2025-05-13 Jan Kościałkowski , Paweł Marcinkowski

Aspect-based sentiment analysis (ABSA) is an NLP task that entails processing user-generated reviews to determine (i) the target being evaluated, (ii) the aspect category to which it belongs, and (iii) the sentiment expressed towards the…

计算与语言 · 计算机科学 2022-04-12 Siva Uday Sampreeth Chebolu , Franck Dernoncourt , Nedim Lipka , Thamar Solorio