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We develop a portfolio allocation framework that leverages deep learning techniques to address challenges arising from high-dimensional, non-stationary, and low-signal-to-noise market information. Our approach includes a dynamic embedding…

投资组合管理 · 定量金融 2025-01-31 Jinghai He , Cheng Hua , Chunyang Zhou , Zeyu Zheng

Large language models (LLMs) are increasingly deployed in financial research workflows, where their role is evolving from single-model assistance for human analysts toward autonomous collaboration among multiple agents. Yet real-world…

计算与语言 · 计算机科学 2026-05-11 Yiyun Zhu , Yidong Jiang , Ziwen Xu , Yinsheng Yao , Dawei Cheng , Jinru Ding , Jie Xu

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

We present a novel three-stage framework leveraging Large Language Models (LLMs) within a risk-aware multi-agent system for automate strategy finding in quantitative finance. Our approach addresses the brittleness of traditional deep…

投资组合管理 · 定量金融 2025-11-04 Zhizhuo Kou , Holam Yu , Junyu Luo , Jingshu Peng , Xujia Li , Chengzhong Liu , Juntao Dai , Lei Chen , Sirui Han , Yike Guo

Accurate stock market predictions following earnings reports are crucial for investors. Traditional methods, particularly classical machine learning models, struggle with these predictions because they cannot effectively process and…

MarketSenseAI is a novel framework for holistic stock analysis which leverages Large Language Models (LLMs) to process financial news, historical prices, company fundamentals and the macroeconomic environment to support decision making in…

计算金融 · 定量金融 2025-10-06 George Fatouros , Kostas Metaxas , John Soldatos , Manos Karathanassis

Large language models (LLMs) fine-tuned on multimodal financial data have demonstrated impressive reasoning capabilities in various financial tasks. However, they often struggle with multi-step, goal-oriented scenarios in interactive…

This research paper delves into the application of Deep Reinforcement Learning (DRL) in asset-class agnostic portfolio optimization, integrating industry-grade methodologies with quantitative finance. At the heart of this integration is our…

人工智能 · 计算机科学 2024-03-14 Philip Ndikum , Serge Ndikum

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

Recent advances in reinforcement learning, such as Dynamic Sampling Policy Optimization (DAPO), show strong performance when paired with large language models (LLMs). Motivated by this success, we ask whether similar gains can be realized…

计算工程、金融与科学 · 计算机科学 2025-05-27 Ruijian Zha , Bojun Liu

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

Portfolio optimization in non-stationary markets is challenging due to regime shifts, dynamic correlations, and the limited interpretability of deep reinforcement learning (DRL) policies. We propose a Segmented Allocation with…

人工智能 · 计算机科学 2025-12-30 Xiaotian Ren , Nuerxiati Abudurexiti , Zhengyong Jiang , Angelos Stefanidis , Hongbin Liu , Jionglong Su

Peer-to-peer (P2P) trading is increasingly recognized as a key mechanism for decentralized market regulation, yet existing approaches often lack robust frameworks to ensure fairness. This paper presents FairMarket-RL, a novel hybrid…

机器学习 · 计算机科学 2025-07-01 Shrenik Jadhav , Birva Sevak , Srijita Das , Akhtar Hussain , Wencong Su , Van-Hai Bui

Deep reinforcement learning (DRL) has been widely studied in the portfolio management task. However, it is challenging to understand a DRL-based trading strategy because of the black-box nature of deep neural networks. In this paper, we…

投资组合管理 · 定量金融 2021-12-21 Mao Guan , Xiao-Yang Liu

Dynamic Portfolio optimization is the process of distribution and rebalancing of a fund into different financial assets such as stocks, cryptocurrencies, etc, in consecutive trading periods to maximize accumulated profits or minimize risks…

投资组合管理 · 定量金融 2021-02-15 Kumar Yashaswi

The feasibility of making profitable trades on a single asset on stock exchanges based on patterns identification has long attracted researchers. Reinforcement Learning (RL) and Natural Language Processing have gained notoriety in these…

Finance is a particularly difficult playground for deep reinforcement learning. However, establishing high-quality market environments and benchmarks for financial reinforcement learning is challenging due to three major factors, namely,…

交易与市场微观结构 · 定量金融 2022-11-08 Xiao-Yang Liu , Ziyi Xia , Jingyang Rui , Jiechao Gao , Hongyang Yang , Ming Zhu , Christina Dan Wang , Zhaoran Wang , Jian Guo

This paper addresses the critical disconnect between prediction and decision quality in portfolio optimization by integrating Large Language Models (LLMs) with decision-focused learning. We demonstrate both theoretically and empirically…

投资组合管理 · 定量金融 2025-02-04 Yoontae Hwang , Yaxuan Kong , Stefan Zohren , Yongjae Lee

Low-rank adaptation (LoRA) methods show great potential for scaling pre-trained general-purpose Large Language Models (LLMs) to hundreds or thousands of use scenarios. However, their efficacy in high-stakes domains like finance is rarely…

计算工程、金融与科学 · 计算机科学 2025-05-27 Dannong Wang , Jaisal Patel , Daochen Zha , Steve Y. Yang , Xiao-Yang Liu

Large Language Models (LLMs) have recently been leveraged for asset pricing tasks and stock trading applications, enabling AI agents to generate investment decisions from unstructured financial data. However, most evaluations of LLM…

交易与市场微观结构 · 定量金融 2026-05-26 Weixian Waylon Li , Hyeonjun Kim , Mihai Cucuringu , Tiejun Ma