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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

In recent days, the amount of Cyber Security text data shared via social media resources mainly Twitter has increased. An accurate analysis of this data can help to develop cyber threat situational awareness framework for a cyber threat.…

计算与语言 · 计算机科学 2020-04-02 Simran K , Prathiksha Balakrishna , Vinayakumar R , Soman KP

A novel social networks sentiment analysis model is proposed based on Twitter sentiment score (TSS) for real-time prediction of the future stock market price FTSE 100, as compared with conventional econometric models of investor sentiment…

社会与信息网络 · 计算机科学 2020-04-23 Xinyi Guo , Jinfeng Li

Public opinion influences events, especially related to stock market movement, in which a subtle hint can influence the local outcome of the market. In this paper, we present a dataset that allows for company-level analysis of tweet based…

计算与语言 · 计算机科学 2020-06-18 Karolina Sowinska , Pranava Madhyastha

Momentum and mean reversion trading strategies have opposite characteristics. The former is generally better with trending assets, and the latter is generally better with mean reverting assets. Using the Hurst exponent, which classifies…

统计金融 · 定量金融 2022-05-24 Y. Chang , C. Lizardi , R. Shah

City Logistics is characterized by multiple stakeholders that often have different views of such a complex system. From a public policy perspective, identifying stakeholders, issues and trends is a daunting challenge, only partially…

机器学习 · 计算机科学 2019-06-19 Simon Tamayo , François Combes , Gaudron Arthur

Market making of options with different maturities and strikes is a challenging problem due to its highly dimensional nature. In this paper, we propose a novel approach that combines a stochastic policy and reinforcement learning-inspired…

交易与市场微观结构 · 定量金融 2025-03-12 Zhou Fang , Haiqing Xu

The inherent volatility and dynamic fluctuations within the financial stock market underscore the necessity for investors to employ a comprehensive and reliable approach that integrates risk management strategies, market trends, and the…

交易与市场微观结构 · 定量金融 2024-11-13 Alhassan S. Yasin , Prabdeep S. Gill

This article aims to propose and apply a machine learning method to analyze the direction of returns from Exchange Traded Funds (ETFs) using the historical return data of its components, helping to make investment strategy decisions through…

计算金融 · 定量金融 2022-06-14 Raphael P. B. Piovezan , Pedro Paulo de Andrade Junior

We propose a reinforcement learning (RL) framework that leverages multimodal data including historical stock prices, sentiment analysis, and topic embeddings from news articles, to optimize trading strategies for SP100 stocks. Building upon…

投资组合管理 · 定量金融 2024-12-24 Sumit Nawathe , Ravi Panguluri , James Zhang , Sashwat Venkatesh

The ability to track and monitor relevant and important news in real-time is of crucial interest in multiple industrial sectors. In this work, we focus on the set of cryptocurrency news, which recently became of emerging interest to the…

社会与信息网络 · 计算机科学 2019-07-02 Johannes Beck , Roberta Huang , David Lindner , Tian Guo , Ce Zhang , Dirk Helbing , Nino Antulov-Fantulin

Generating asset-specific trading signals based on the financial conditions of the assets is one of the challenging problems in automated trading. Various asset trading rules are proposed experimentally based on different technical analysis…

人工智能 · 计算机科学 2020-10-28 Mehran Taghian , Ahmad Asadi , Reza Safabakhsh

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

Analysing sentiment of tweets is important as it helps to determine the users' opinion. Knowing people's opinion is crucial for several purposes starting from gathering knowledge about customer base, e-governance, campaigning and many more.…

计算与语言 · 计算机科学 2016-11-30 Lahari Poddar , Kishaloy Halder , Xianyan Jia

Stock trend forecasting, a challenging problem in the financial domain, involves ex-tensive data and related indicators. Relying solely on empirical analysis often yields unsustainable and ineffective results. Machine learning researchers…

统计金融 · 定量金融 2024-10-10 Saber Talazadeh , Dragan Perakovic

We propose a reinforcement learning strategy to control wind turbine energy generation by actively changing the rotor speed, the rotor yaw angle and the blade pitch angle. A double deep Q-learning with a prioritized experience replay agent…

机器学习 · 计算机科学 2024-02-20 Daniel Soler , Oscar Mariño , David Huergo , Martín de Frutos , Esteban Ferrer

We introduce the use of reinforcement learning for indirect mechanisms, working with the existing class of sequential price mechanisms, which generalizes both serial dictatorship and posted price mechanisms and essentially characterizes all…

计算机科学与博弈论 · 计算机科学 2021-05-07 Gianluca Brero , Alon Eden , Matthias Gerstgrasser , David C. Parkes , Duncan Rheingans-Yoo

In the last couple decades, social network services like Twitter have generated large volumes of data about users and their interests, providing meaningful business intelligence so organizations can better understand and engage their…

计算与语言 · 计算机科学 2017-12-01 Angela Lin

Self-training is a useful strategy for semi-supervised learning, leveraging raw texts for enhancing model performances. Traditional self-training methods depend on heuristics such as model confidence for instance selection, the manual…

计算与语言 · 计算机科学 2018-04-17 Chenhua Chen , Yue Zhang

With the increasing power of computers and the rapid development of self-learning methodologies such as machine learning and artificial intelligence, the problem of constructing an automatic Financial Trading Systems (FTFs) becomes an…

交易与市场微观结构 · 定量金融 2019-08-29 Haoqian Li , Thomas Lau