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相关论文: FinDPO: Financial Sentiment Analysis for Algorithm…

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There are multiple sources of financial news online which influence market movements and trader's decisions. This highlights the need for accurate sentiment analysis, in addition to having appropriate algorithmic trading techniques, to…

计算与语言 · 计算机科学 2024-03-20 Thanos Konstantinidis , Giorgos Iacovides , Mingxue Xu , Tony G. Constantinides , Danilo Mandic

Sentiment analysis is a vital tool for uncovering insights from financial articles, news, and social media, shaping our understanding of market movements. Despite the impressive capabilities of large language models (LLMs) in financial…

计算与语言 · 计算机科学 2023-06-23 Boyu Zhang , Hongyang Yang , Xiao-Yang Liu

Financial sentiment analysis is critical for valuation and investment decision-making. Traditional NLP models, however, are limited by their parameter size and the scope of their training datasets, which hampers their generalization…

计算与语言 · 计算机科学 2023-11-07 Boyu Zhang , Hongyang Yang , Tianyu Zhou , Ali Babar , Xiao-Yang Liu

Financial sentiment analysis plays a crucial role in informing investment decisions, assessing market risk, and predicting stock price trends. Existing works in financial sentiment analysis have not considered the impact of stock prices or…

人工智能 · 计算机科学 2025-12-25 Chaithra , Kamesh Kadimisetty , Biju R Mohan

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

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

Financial sentiment has become a crucial yet complex concept in finance, increasingly used in market forecasting and investment strategies. Despite its growing importance, there remains a need to define and understand what financial…

统计金融 · 定量金融 2025-04-07 Kemal Kirtac , Guido Germano

Financial sentiment analysis is crucial for trading and investment decision-making. This study introduces an adaptive retrieval augmented framework for Large Language Models (LLMs) that aligns with human instructions through Instruction…

计算工程、金融与科学 · 计算机科学 2024-10-22 Zijie Zhao , Roy E. Welsch

Financial sentiment analysis refers to classifying financial text contents into sentiment categories (e.g. positive, negative, and neutral). In this paper, we focus on the classification of financial news title, which is a challenging task…

计算与语言 · 计算机科学 2024-01-11 Wei Luo , Dihong Gong

Financial sentiment analysis is crucial for understanding the influence of news on stock prices. Recently, large language models (LLMs) have been widely adopted for this purpose due to their advanced text analysis capabilities. However,…

计算与语言 · 计算机科学 2025-06-24 Yixuan Liang , Yuncong Liu , Neng Wang , Hongyang Yang , Boyu Zhang , Christina Dan Wang

Aligning large language models (LLMs) with human preferences in federated learning (FL) is challenging due to decentralized, privacy-sensitive, and highly non-IID preference data. Direct Preference Optimization (DPO) offers an efficient…

机器学习 · 计算机科学 2026-03-23 Kewen Zhu , Liping Yi , Zhiming Zhao , Zhuang Qi , Han Yu , Qinghua Hu

Large Language Models (LLMs) have demonstrated remarkable potential in automating software development tasks. While recent advances leverage Supervised Fine-Tuning (SFT) and Direct Preference Optimization (DPO) to align models with human…

软件工程 · 计算机科学 2025-12-09 Xin Yin , Chao Ni , Xiaohu Yang

The recent success in using human preferences to align large language models (LLMs) has significantly improved their performance in various downstream tasks, such as question answering, mathematical reasoning, and code generation. However,…

机器学习 · 计算机科学 2026-05-18 Xiaoqiang Lin , Arun Verma , Zhongxiang Dai , Daniela Rus , See-Kiong Ng , Bryan Kian Hsiang Low

Direct Preference Optimization (DPO) is a method for enhancing model performance by directly optimizing for the preferences or rankings of outcomes, instead of traditional loss functions. This approach has proven effective in aligning Large…

机器学习 · 计算机科学 2024-09-18 Ruoyu Wang , Jiachen Sun , Shaowei Hua , Quan Fang

In this paper, we introduce \emph{refined Direct Preference Optimization} (rDPO), a method for improving the behavioral alignment of Large Language Models (LLMs) without the need for human-annotated data. The method involves creating…

计算与语言 · 计算机科学 2024-02-14 Víctor Gallego

Large language models (LLMs) have become powerful tools for advancing natural language processing applications in the financial industry. However, existing financial LLMs often face challenges such as hallucinations or superficial parameter…

计算与语言 · 计算机科学 2024-08-06 Shujuan Zhao , Lingfeng Qiao , Kangyang Luo , Qian-Wen Zhang , Junru Lu , Di Yin

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

This paper presents a novel hierarchical framework for portfolio optimization, integrating lightweight Large Language Models (LLMs) with Deep Reinforcement Learning (DRL) to combine sentiment signals from financial news with traditional…

计算与语言 · 计算机科学 2025-08-01 Baptiste Lefort , Eric Benhamou , Beatrice Guez , Jean-Jacques Ohana , Ethan Setrouk , Alban Etienne

We investigate the effectiveness of large language models (LLMs), including reasoning-based and non-reasoning models, in performing zero-shot financial sentiment analysis. Using the Financial PhraseBank dataset annotated by domain experts,…

计算与语言 · 计算机科学 2025-06-06 Dimitris Vamvourellis , Dhagash Mehta

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
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