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Temporal data distribution shift is prevalent in the financial text. How can a financial sentiment analysis system be trained in a volatile market environment that can accurately infer sentiment and be robust to temporal data distribution…

计算与语言 · 计算机科学 2023-10-20 Yue Guo , Chenxi Hu , Yi Yang

The goal of sentiment-to-sentiment "translation" is to change the underlying sentiment of a sentence while keeping its content. The main challenge is the lack of parallel data. To solve this problem, we propose a cycled reinforcement…

计算与语言 · 计算机科学 2018-08-07 Jingjing Xu , Xu Sun , Qi Zeng , Xuancheng Ren , Xiaodong Zhang , Houfeng Wang , Wenjie Li

In recent years, financial sentiment analysis of public opinion has become increasingly important for market forecasting and risk assessment. However, existing methods often struggle to effectively integrate diverse opinion modalities and…

机器学习 · 计算机科学 2025-12-04 Yujing Liu , Chen Yang

This paper explores the task of identifying the overall sentiment expressed towards volitional entities (persons and organizations) in a document -- what we refer to as Entity-Level Sentiment Analysis (ELSA). While identifying sentiment…

计算与语言 · 计算机科学 2023-04-28 Egil Rønningstad , Erik Velldal , Lilja Øvrelid

Recent advancements in Large Language Models (LLMs) have led to their increasing integration into human life. With the transition from mere tools to human-like assistants, understanding their psychological aspects-such as emotional…

计算与语言 · 计算机科学 2025-03-27 Huanhuan Ma , Haisong Gong , Xiaoyuan Yi , Xing Xie , Dongkuan Xu

The surge of e-commerce reviews has presented a challenge in manually annotating the vast volume of reviews to comprehend their underlying aspects and sentiments. This research focused on leveraging weakly supervised learning to tackle…

信息检索 · 计算机科学 2023-12-27 Kalpa Subbaih , Bharath Kumar Bolla

Sentiment classification involves quantifying the affective reaction of a human to a document, media item or an event. Although researchers have investigated several methods to reliably infer sentiment from lexical, speech and body language…

信息检索 · 计算机科学 2018-06-11 Rahul Gupta , Saurabh Sahu , Carol Espy-Wilson , Shrikanth Narayanan

Emotion recognition plays a crucial role in various domains of human-robot interaction. In long-term interactions with humans, robots need to respond continuously and accurately, however, the mainstream emotion recognition methods mostly…

人机交互 · 计算机科学 2024-01-23 Zihan Lin , Francisco Cruz , Eduardo Benitez Sandoval

Fine-grained financial sentiment analysis on news headlines is a challenging task requiring human-annotated datasets to achieve high performance. Limited studies have tried to address the sentiment extraction task in a setting where…

计算与语言 · 计算机科学 2023-05-23 Ankur Sinha , Satishwar Kedas , Rishu Kumar , Pekka Malo

The rapid expansion of the electric vehicle (EV) industry has highlighted the importance of user feedback in improving product design and charging infrastructure. Traditional sentiment analysis methods often oversimplify the complexity of…

人工智能 · 计算机科学 2024-12-06 Shuhao Chen , Chengyi Tu

Emotion recognition through physiological signals such as electroencephalogram (EEG) has become an essential aspect of affective computing and provides an objective way to capture human emotions. However, physiological data characterized by…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Adnan Ahmad , Bahareh Nakisa , Mohammad Naim Rastgoo

Due to the limited and even imbalanced data, semi-supervised semantic segmentation tends to have poor performance on some certain categories, e.g., tailed categories in Cityscapes dataset which exhibits a long-tailed label distribution.…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Hanzhe Hu , Fangyun Wei , Han Hu , Qiwei Ye , Jinshi Cui , Liwei Wang

Aspect-category-based sentiment analysis (ACSA), which aims to identify aspect categories and predict their sentiments has been intensively studied due to its wide range of NLP applications. Most approaches mainly utilize intrasentential…

计算与语言 · 计算机科学 2024-03-18 Jin Cui , Fumiyo Fukumoto , Xinfeng Wang , Yoshimi Suzuki , Jiyi Li , Noriko Tomuro , Wanzeng Kong

Multimodal sentiment analysis is an active research area that combines multiple data modalities, e.g., text, image and audio, to analyze human emotions and benefits a variety of applications. Existing multimodal sentiment analysis methods…

人工智能 · 计算机科学 2025-07-21 Yangmin Li , Ruiqi Zhu , Wengen Li

Natural language processing (NLP) has recently gained relevance within financial institutions by providing highly valuable insights into companies and markets' financial documents. However, the landscape of the financial domain presents…

计算与语言 · 计算机科学 2024-01-29 Pau Rodriguez Inserte , Mariam Nakhlé , Raheel Qader , Gaetan Caillaut , Jingshu Liu

We introduce Arctic-ABSA, a collection of powerful models for real-life aspect-based sentiment analysis (ABSA). Our models are tailored to commercial needs, trained on a large corpus of public data alongside carefully generated synthetic…

计算与语言 · 计算机科学 2026-01-08 Paweł Liskowski , Krzysztof Jankowski

Aspect-level sentiment classification (ALSC) aims at identifying the sentiment polarity of a specified aspect in a sentence. ALSC is a practical setting in aspect-based sentiment analysis due to no opinion term labeling needed, but it fails…

计算与语言 · 计算机科学 2021-09-08 Bo Wang , Tao Shen , Guodong Long , Tianyi Zhou , Yi Chang

Aspect-Target Sentiment Classification (ATSC) is a subtask of Aspect-Based Sentiment Analysis (ABSA), which has many applications e.g. in e-commerce, where data and insights from reviews can be leveraged to create value for businesses and…

计算与语言 · 计算机科学 2019-11-20 Alexander Rietzler , Sebastian Stabinger , Paul Opitz , Stefan Engl

Emotional Support Conversation (ESC) is a typical dialogue that can effectively assist the user in mitigating emotional pressures. However, owing to the inherent subjectivity involved in analyzing emotions, current non-artificial…

计算与语言 · 计算机科学 2024-08-05 Huaiwen Zhang , Yu Chen , Ming Wang , Shi Feng

Sentiment analysis in software engineering (SE) has shown promise to analyze and support diverse development activities. We report the results of an empirical study that we conducted to determine the feasibility of developing an ensemble…

软件工程 · 计算机科学 2021-11-08 Gias Uddin , Yann-Gael Gueheneuc , Foutse Khomh , Chanchal K Roy