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State-of-the-art neural network language models (NNLMs) represented by long short term memory recurrent neural networks (LSTM-RNNs) and Transformers are becoming highly complex. They are prone to overfitting and poor generalization when…

计算与语言 · 计算机科学 2022-08-30 Boyang Xue , Shoukang Hu , Junhao Xu , Mengzhe Geng , Xunying Liu , Helen Meng

While training large language models (LLMs) from scratch can generate models with distinct functionalities and strengths, it comes at significant costs and may result in redundant capabilities. Alternatively, a cost-effective and compelling…

计算与语言 · 计算机科学 2024-01-23 Fanqi Wan , Xinting Huang , Deng Cai , Xiaojun Quan , Wei Bi , Shuming Shi

We introduce a new language representation model in finance called Financial Embedding Analysis of Sentiment (FinEAS). In financial markets, news and investor sentiment are significant drivers of security prices. Thus, leveraging the…

计算与语言 · 计算机科学 2021-11-22 Asier Gutiérrez-Fandiño , Miquel Noguer i Alonso , Petter Kolm , Jordi Armengol-Estapé

Traditional psychological models of belief revision focus on face-to-face interactions, but with the rise of social media, more effective models are needed to capture belief revision at scale, in this rich text-based online discourse. Here,…

计算与语言 · 计算机科学 2025-12-01 Gia Bao Hoang , Keith J Ransom , Rachel Stephens , Carolyn Semmler , Nicolas Fay , Lewis Mitchell

Sentiment analysis is an essential part of text analysis, which is a larger field that includes determining and evaluating the author's emotional state. This method is essential since it makes it easier to comprehend consumers' feelings,…

计算与语言 · 计算机科学 2025-10-03 Sumaiya Tabassum

Financial sentiment analysis plays a crucial role in uncovering latent patterns and detecting emerging trends, enabling individuals to make well-informed decisions that may yield substantial advantages within the constantly changing realm…

机器学习 · 计算机科学 2023-12-15 Sorouralsadat Fatemi , Yuheng Hu

Sentiment analysis is a widely researched area within Natural Language Processing (NLP), attracting significant interest due to the advent of automated solutions. Despite this, the task remains challenging because of the inherent complexity…

计算与语言 · 计算机科学 2024-07-30 Brigita Vileikytė , Mantas Lukoševičius , Lukas Stankevičius

The versatility of Large Language Models (LLMs) in natural language understanding has made them increasingly popular in mental health research. While many studies explore LLMs' capabilities in emotion recognition, a critical gap remains in…

计算与语言 · 计算机科学 2025-09-12 Bangzhao Shu , Isha Joshi , Melissa Karnaze , Anh C. Pham , Ishita Kakkar , Sindhu Kothe , Arpine Hovasapian , Mai ElSherief

Multimodal emotion understanding requires effective integration of text, audio, and visual modalities for both discrete emotion recognition and continuous sentiment analysis. We present EGMF, a unified framework combining expert-guided…

计算与语言 · 计算机科学 2026-01-13 Jiaqi Qiao , Xiujuan Xu , Xinran Li , Yu Liu

BERT has revolutionized the NLP field by enabling transfer learning with large language models that can capture complex textual patterns, reaching the state-of-the-art for an expressive number of NLP applications. For text classification…

计算与语言 · 计算机科学 2022-01-11 Frederico Souza , João Filho

In this work, we evaluate the potential of Large Language Models (LLMs) in building Bayesian Networks (BNs) by approximating domain expert priors. LLMs have demonstrated potential as factual knowledge bases; however, their capability to…

计算与语言 · 计算机科学 2025-08-12 Aliakbar Nafar , Kristen Brent Venable , Zijun Cui , Parisa Kordjamshidi

The impact of non-deterministic outputs from Large Language Models (LLMs) is not well examined for financial text understanding tasks. Through a compelling case study on investing in the US equity market via news sentiment analysis, we…

交易与市场微观结构 · 定量金融 2023-11-28 Boyang Yu

Sentiment analysis (SA) has been a long-standing research area in natural language processing. It can offer rich insights into human sentiments and opinions and has thus seen considerable interest from both academia and industry. With the…

计算与语言 · 计算机科学 2023-05-25 Wenxuan Zhang , Yue Deng , Bing Liu , Sinno Jialin Pan , Lidong Bing

Predicting financial returns accurately poses a significant challenge due to the inherent uncertainty in financial time series data. Enhancing prediction models' performance hinges on effectively capturing both social and financial…

计算工程、金融与科学 · 计算机科学 2024-03-08 Raffaele Giuseppe Cestari , Simone Formentin

Sentiment analysis for code-mixed social media text continues to be an under-explored area. This work adds two common approaches: fine-tuning large transformer models and sample efficient methods like ULMFiT. Prior work demonstrates the…

计算与语言 · 计算机科学 2020-08-25 Meghana Bhange , Nirant Kasliwal

After the inception of emotion recognition or affective computing, it has increasingly become an active research topic due to its broad applications. Over the past couple of decades, emotion recognition models have gradually migrated from…

计算与语言 · 计算机科学 2023-08-23 Zixing Zhang , Liyizhe Peng , Tao Pang , Jing Han , Huan Zhao , Bjorn W. Schuller

Large language models (LLMs) have achieved promising results in sentiment analysis through the in-context learning (ICL) paradigm. However, their ability to distinguish subtle sentiments still remains a challenge. Inspired by the human…

计算与语言 · 计算机科学 2024-06-06 Hongling Xu , Qianlong Wang , Yice Zhang , Min Yang , Xi Zeng , Bing Qin , Ruifeng Xu

The integration of semantic information in a map allows robots to understand better their environment and make high-level decisions. In the last few years, neural networks have shown enormous progress in their perception capabilities.…

机器人学 · 计算机科学 2023-09-20 David Morilla-Cabello , Lorenzo Mur-Labadia , Ruben Martinez-Cantin , Eduardo Montijano

This project introduces an end-to-end trading system that leverages Large Language Models (LLMs) for real-time market sentiment analysis. By synthesizing data from financial news and social media, the system integrates sentiment-driven…

交易与市场微观结构 · 定量金融 2025-02-04 Ziyao Zhou , Ronitt Mehra

A standard paradigm for sentiment analysis is to rely on a singular LLM and makes the decision in a single round under the framework of in-context learning. This framework suffers the key disadvantage that the single-turn output generated…

计算与语言 · 计算机科学 2023-11-06 Xiaofei Sun , Xiaoya Li , Shengyu Zhang , Shuhe Wang , Fei Wu , Jiwei Li , Tianwei Zhang , Guoyin Wang