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In recent years, breakthroughs in artificial intelligence (AI) technology have triggered global industrial transformations, with applications permeating various fields such as finance, healthcare, education, and manufacturing. However, this…

计算机与社会 · 计算机科学 2025-08-26 Yu yang

Large variations in stock prices happen with sufficient frequency to raise doubts about existing models, which all fail to account for non-Gaussian statistics. We construct simple models of a stock market, and argue that the large…

凝聚态物理 · 物理学 2015-06-25 P. Bak , M. Paczuski , M. Shubik

Prediction of stock prices has been an important area of research for a long time. While supporters of the efficient market hypothesis believe that it is impossible to predict stock prices accurately, there are formal propositions…

统计金融 · 定量金融 2021-08-31 Sidra Mehtab , Jaydip Sen , Abhishek Dutta

Financial markets have a vital role in the development of modern society. They allow the deployment of economic resources. Changes in stock prices reflect changes in the market. In this study, we focus on predicting stock prices by deep…

机器学习 · 计算机科学 2019-09-27 Jialin Liu , Fei Chao , Yu-Chen Lin , Chih-Min Lin

Stock market prediction has been a classical yet challenging problem, with the attention from both economists and computer scientists. With the purpose of building an effective prediction model, both linear and machine learning tools have…

统计金融 · 定量金融 2021-08-13 Weiwei Jiang

The rapid advancement of Large Language Models (LLMs) has spurred discussions about their potential to enhance quantitative trading strategies. LLMs excel in analyzing sentiments about listed companies from financial news, providing…

计算与语言 · 计算机科学 2024-05-07 Haohan Zhang , Fengrui Hua , Chengjin Xu , Hao Kong , Ruiting Zuo , Jian Guo

Deep-learning techniques have been successfully used for time-series forecasting and have often shown superior performance on many standard benchmark datasets as compared to traditional techniques. Here we present a comprehensive and…

机器学习 · 计算机科学 2021-12-08 Vedant Shah , Gautam Shroff

In the face of increasing financial uncertainty and market complexity, this study presents a novel risk-aware financial forecasting framework that integrates advanced machine learning techniques with intuitionistic fuzzy multi-criteria…

With the improvement of computer performance and the development of GPU-accelerated technology, trading with machine learning algorithms has attracted the attention of many researchers and practitioners. In this research, we propose a novel…

投资组合管理 · 定量金融 2021-03-23 Huanming Zhang , Zhengyong Jiang , Jionglong Su

The Efficient Market Hypothesis has been a staple of economics research for decades. In particular, weak-form market efficiency -- the notion that past prices cannot predict future performance -- is strongly supported by econometric…

统计金融 · 定量金融 2019-09-12 Samuel Showalter , Jeffrey Gropp

We present a multi-agent, AI-driven framework for fundamental investing that integrates macro indicators, industry-level and firm-specific information to construct optimized equity portfolios. The architecture comprises: (i) a Macro agent…

投资组合管理 · 定量金融 2025-10-27 Chujun He , Zhonghao Huang , Xiangguo Li , Ye Luo , Kewei Ma , Yuxuan Xiong , Xiaowei Zhang , Mingyang Zhao

We applied Deep Q-Network with a Convolutional Neural Network function approximator, which takes stock chart images as input, for making global stock market predictions. Our model not only yields profit in the stock market of the country…

综合金融 · 定量金融 2019-11-27 Jinho Lee , Raehyun Kim , Yookyung Koh , Jaewoo Kang

The intricate behavior patterns of financial markets are influenced by fundamental, technical, and psychological factors. During times of high volatility and regime shifts causes many traditional strategies like trend-following or…

计算金融 · 定量金融 2026-01-28 Varun Narayan Kannan Pillai , Akshay Ajith , Sumesh K J

For both investors and policymakers, forecasting the stock market is essential as it serves as an indicator of economic well-being. To this end, we harness the power of social media data, a rich source of public sentiment, to enhance the…

机器学习 · 计算机科学 2023-10-31 Shengkun Wang , YangXiao Bai , Kaiqun Fu , Linhan Wang , Chang-Tien Lu , Taoran Ji

Data mining methods have been widely applied in financial markets, with the purpose of providing suitable tools for prices forecasting and automatic trading. Particularly, learning methods aim to identify patterns in time series and, based…

机器学习 · 统计学 2013-01-22 Marcelo S. Lauretto , Barbara B. C. Silva , Pablo M. Andrade

In this work we propose deep learning-based algorithms for the computation of systemic shortfall risk measures defined via multivariate utility functions. We discuss the key related theoretical aspects, with a particular focus on the…

机器学习 · 计算机科学 2023-06-16 Alessandro Doldi , Yichen Feng , Jean-Pierre Fouque , Marco Frittelli

Recently, Large Language Models (LLMs) have attracted significant attention for their exceptional performance across a broad range of tasks, particularly in text analysis. However, the finance sector presents a distinct challenge due to its…

计算与语言 · 计算机科学 2024-06-18 Meiyun Wang , Kiyoshi Izumi , Hiroki Sakaji

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

The patterns of different financial data sources vary substantially, and accordingly, investors exhibit heterogeneous cognition behavior in information processing. To capture different patterns, we propose a novel approach called the…

计算工程、金融与科学 · 计算机科学 2025-12-17 Ruize Gao , Mei Yang , Yu Wang , Shaoze Cui

Market makers play a key role in financial markets by providing liquidity. They usually fill order books with buy and sell limit orders in order to provide traders alternative price levels to operate. This paper focuses precisely on the…