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Financial markets are a complex dynamical system. The complexity comes from the interaction between a market and its participants, in other words, the integrated outcome of activities of the entire participants determines the markets trend,…

统计金融 · 定量金融 2022-01-31 Jia Wang , Tong Sun , Benyuan Liu , Yu Cao , Hongwei Zhu

Several studies have shown that deep learning models can provide more accurate volatility forecasts than the traditional methods used within this domain. This paper presents a composite model that merges a deep learning approach with…

机器学习 · 计算机科学 2022-11-18 V Ncume , T. L van Zyl , A Paskaramoorthy

Financial markets are difficult to predict due to its complex systems dynamics. Although there have been some recent studies that use machine learning techniques for financial markets prediction, they do not offer satisfactory performance…

统计金融 · 定量金融 2022-01-31 Jia Wang , Tong Sun , Benyuan Liu , Yu Cao , Degang Wang

Financial sentiment analysis (FSA) has attracted significant attention, and recent studies increasingly explore large language models (LLMs) for this field. Yet most work evaluates only classification metrics, leaving unclear whether…

计算工程、金融与科学 · 计算机科学 2025-09-17 Zijian Zhang , Rong Fu , Yangfan He , Xinze Shen , Yanlong Wang , Xiaojing Du , Haochen You , Jiazhao Shi , Simon Fong

Existing financial sentiment analysis methods often fail to capture the multi-faceted nature of risk in bond markets due to their single-level approach and neglect of temporal dynamics. We propose Multi-level Financial Sentiment Analysis…

计算工程、金融与科学 · 计算机科学 2026-05-21 Yiwei Liu , Junbo Wang , Lei Long , Xin Li , Ruiting Ma , Yuankai Wu , Xuebin Chen

Accurately predicting short-term stock price movement remains a challenging task due to the market's inherent volatility and sensitivity to investor sentiment. This paper discusses a deep learning framework that integrates emotion features…

机器学习 · 计算机科学 2025-10-07 An Vuong , Susan Gauch

One of the pillars to build a country's economy is the stock market. Over the years, people are investing in stock markets to earn as much profit as possible from the amount of money that they possess. Hence, it is vital to have a…

统计金融 · 定量金融 2022-03-17 Ishu Gupta , Tarun Kumar Madan , Sukhman Singh , Ashutosh Kumar Singh

In recent years, machine learning and deep learning have become popular methods for financial data analysis, including financial textual data, numerical data, and graphical data. This paper proposes to use sentiment analysis to extract…

统计金融 · 定量金融 2020-07-27 Yang Li , Yi Pan

One of the most enticing research areas is the stock market, and projecting stock prices may help investors profit by making the best decisions at the correct time. Deep learning strategies have emerged as a critical technique in the field…

人工智能 · 计算机科学 2024-07-26 Karan Pardeshi , Sukhpal Singh Gill , Ahmed M. Abdelmoniem

Accurate prediction of stock market trends is crucial for informed investment decisions and effective portfolio management, ultimately leading to enhanced wealth creation and risk mitigation. This study proposes a novel approach for…

机器学习 · 计算机科学 2024-12-02 Lida Shahbandari , Elahe Moradi , Mohammad Manthouri

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

Stock price prediction has always been a difficult task for forecasters. Using cutting-edge deep learning techniques, stock price prediction based on investor sentiment extracted from online forums has become feasible. We propose a novel…

机器学习 · 计算机科学 2026-01-21 Huiyu Li , Junhua Hu

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

Accurate prediction of price behavior in the foreign exchange market is crucial. This paper proposes a novel approach that leverages technical indicators and deep neural networks. The proposed architecture consists of a Long Short-Term…

机器学习 · 计算机科学 2024-12-02 Sahabeh Saadati , Mohammad Manthouri

Index funds are substantially preferred by investors nowadays, and market sensitivities are instrumental in managing index funds. An index fund is a mutual fund aiming to track the returns of a predefined market index (e.g., the S&P 500). A…

投资组合管理 · 定量金融 2022-12-20 Yoonsik Hong , Yanghoon Kim , Jeonghun Kim , Yongmin Choi

Time series forecasting is a key tool in financial markets, helping to predict asset prices and guide investment decisions. In highly volatile markets, such as cryptocurrencies like Bitcoin (BTC) and Ethereum (ETH), forecasting becomes more…

交易与市场微观结构 · 定量金融 2026-02-17 Mabsur Fatin Bin Hossain , Lubna Zahan Lamia , Md Mahmudur Rahman , Md Mosaddek Khan

Economy is severely dependent on the stock market. An uptrend usually corresponds to prosperity while a downtrend correlates to recession. Predicting the stock market has thus been a centre of research and experiment for a long time. Being…

统计金融 · 定量金融 2022-11-15 Shayan Halder

The stock market's ascent typically mirrors the flourishing state of the economy, whereas its decline is often an indicator of an economic downturn. Therefore, for a long time, significant correlation elements for predicting trends in…

机器学习 · 计算机科学 2024-11-12 Wenjun Gu , Yihao Zhong , Shizun Li , Changsong Wei , Liting Dong , Zhuoyue Wang , Chao Yan

Financial portfolio management describes the task of distributing funds and conducting trading operations on a set of financial assets, such as stocks, index funds, foreign exchange or cryptocurrencies, aiming to maximize the profit while…

This study proposes a behaviorally-informed multi-factor stock selection framework that integrates short-cycle technical alpha signals with deep learning. We design a dual-task multilayer perceptron (MLP) that jointly predicts five-day…

交易与市场微观结构 · 定量金融 2025-08-21 Yuqi Luan
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