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Volatility for financial assets returns can be used to gauge the risk for financial market. We propose a deep stochastic volatility model (DSVM) based on the framework of deep latent variable models. It uses flexible deep learning models to…

机器学习 · 计算机科学 2021-02-26 Xiuqin Xu , Ying Chen

Predicting stock price movements during Earnings Announcements (EAs) is a significant challenge due to market noise and high-impact price discontinuities. In this study, we evaluate whether pre-announcement news sentiment, firm…

机器学习 · 计算机科学 2026-05-26 Manuel Noseda , Nathan Soldati , Marco Paina

Macroeconomic variables are known to significantly impact equity markets, but their predictive power for price fluctuations has been underexplored due to challenges such as infrequency and variability in timing of announcements, changing…

综合金融 · 定量金融 2025-03-26 Martina Halousková , Štefan Lyócsa

Analyzing stocks and making higher accurate predictions on where the price is heading continues to become more and more challenging therefore, we designed a new financial algorithm that leverages social media sentiment analysis to enhance…

机器学习 · 计算机科学 2025-02-11 SriVarsha Mulakala , Umesh Vangapally , Benjamin Larkey , Aidan Henrichs , Corey Wojslaw

Stock market volatility forecasting is a task relevant to assessing market risk. We investigate the interaction between news and prices for the one-day-ahead volatility prediction using state-of-the-art deep learning approaches. The…

统计金融 · 定量金融 2018-12-31 Marcelo Sardelich , Suresh Manandhar

In the realm of financial analytics, leveraging unstructured data, such as earnings conference calls (ECCs), to forecast stock volatility is a critical challenge that has attracted both academics and investors. While previous studies have…

计算工程、金融与科学 · 计算机科学 2024-09-02 Yupeng Cao , Zhi Chen , Qingyun Pei , Nathan Jinseok Lee , K. P. Subbalakshmi , Papa Momar Ndiaye

The evaluation of the financial markets to predict their behaviour have been attempted using a number of approaches, to make smart and profitable investment decisions. Owing to the highly non-linear trends and inter-dependencies, it is…

统计金融 · 定量金融 2022-08-02 Shaswat Mohanty , Anirudh Vijay , Nandagopan Gopakumar

Equity markets have long been regarded as unpredictable, with intraday price movements treated as stochastic noise. This study challenges that view by introducing the Extended Samuelson Model (ESM), a natural science-based framework that…

综合经济学 · 经济学 2025-10-03 Qingyuan Han

Incorporating environmental, social, and governance (ESG) considerations into systematic investments has drawn numerous attention recently. In this paper, we focus on the ESG events in financial news flow and exploring the predictive power…

计算金融 · 定量金融 2020-05-07 Tian Guo , Nicolas Jamet , Valentin Betrix , Louis-Alexandre Piquet , Emmanuel Hauptmann

This study constructs an integrated early warning system (EWS) that identifies and predicts stock market turbulence. Based on switching ARCH (SWARCH) filtering probabilities of the high volatility regime, the proposed EWS first classifies…

计量经济学 · 经济学 2019-12-02 Peiwan Wang , Lu Zong , Ye Ma

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

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

Financial markets are integral to a country's economic success, yet their complex nature raises challenging issues for predicting their behaviors. There is a growing demand for an integrated system that explores the vast and diverse data in…

统计金融 · 定量金融 2024-12-10 Ali Abrishami , Jafar Habibi , AmirAli Jarrahi , Dariush Amiri , MohammadAmin Fazli

Accurate volatility forecasting is essential in banking, investment, and risk management, because expectations about future market movements directly influence current decisions. This study proposes a hybrid modelling framework that…

交易与市场微观结构 · 定量金融 2025-12-16 Anna Perekhodko , Robert Ślepaczuk

This paper introduces a global stock market volatility forecasting model that enhances forecasting accuracy and practical utility in real-world financial decision-making by integrating dynamic graph structures and encompassing all active…

综合金融 · 定量金融 2025-09-17 Zhengyang Chi , Junbin Gao , Chao Wang

Standard methods and theories in finance can be ill-equipped to capture highly non-linear interactions in financial prediction problems based on large-scale datasets, with deep learning offering a way to gain insights into correlations in…

计算金融 · 定量金融 2020-04-22 Ben Moews , Gbenga Ibikunle

An appropriate calibration and forecasting of volatility and market risk are some of the main challenges faced by companies that have to manage the uncertainty inherent to their investments or funding operations such as banks, pension funds…

风险管理 · 定量金融 2020-08-19 E. Ramos-Pérez , P. J. Alonso-González , J. J. Núñez-Velázquez

In this paper we examine the relation between market returns and volatility measures through machine learning methods in a high-frequency environment. We implement a minute-by-minute rolling window intraday estimation method using two…

计量经济学 · 经济学 2022-01-03 Iuri H. Ferreira , Marcelo C. Medeiros

The importance of predicting stock market prices cannot be overstated. It is a pivotal task for investors and financial institutions as it enables them to make informed investment decisions, manage risks, and ensure the stability of the…

统计金融 · 定量金融 2024-09-02 Aayush Shah , Mann Doshi , Meet Parekh , Nirmit Deliwala , Pramila M. Chawan

Electricity price forecasting (EPF) is essential for energy markets stakeholders (e.g. grid operators, energy traders, policymakers) but remains challenging due to the inherent volatility and nonlinearity of price signals. Traditional…

人工智能 · 计算机科学 2026-02-06 Kritchanat Ponyuenyong , Pengyu Tu , Jia Wei Tan , Wei Soon Cheong , Jamie Ng Suat Ling , Lianlian Jiang
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