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Reinforcement learning (RL) has emerged as a transformative approach for financial trading, enabling dynamic strategy optimization in complex markets. This study explores the integration of sentiment analysis, derived from large language…

Computational Finance · Quantitative Finance 2024-11-19 Ananya Unnikrishnan

This study is main goal is to provide a comparative comparison of libraries using machine learning methods. Experts in natural language processing (NLP) are becoming more and more interested in sentiment analysis (SA) of text changes. The…

Computation and Language · Computer Science 2023-07-27 Wendy Ccoya , Edson Pinto

Predicting stock prices from textual information is a challenging task due to the uncertainty of the market and the difficulty understanding the natural language from a machine's perspective. Previous researches focus mostly on sentiment…

Computation and Language · Computer Science 2022-10-28 Qinkai Chen , Christian-Yann Robert

This paper addresses stock price movement prediction by leveraging LLM-based news sentiment analysis. Earlier works have largely focused on proposing and assessing sentiment analysis models and stock movement prediction methods, however,…

Statistical Finance · Quantitative Finance 2026-03-10 Walid Siala , Ahmed Khanfir , Mike Papadakis

Prediction and quantification of future volatility and returns play an important role in financial modelling, both in portfolio optimization and risk management. Natural language processing today allows to process news and social media…

Statistical Finance · Quantitative Finance 2020-12-14 Justina Deveikyte , Helyette Geman , Carlo Piccari , Alessandro Provetti

We propose a model that forecasts market correlation structure from link- and node-based financial network features using machine learning. For such, market structure is modeled as a dynamic asset network by quantifying time-dependent…

Computational Finance · Quantitative Finance 2021-10-25 Douglas Castilho , Tharsis T. P. Souza , Soong Moon Kang , João Gama , André C. P. L. F. de Carvalho

With the popularity of social networks, and e-commerce websites, sentiment analysis has become a more active area of research in the past few years. On a high level, sentiment analysis tries to understand the public opinion about a specific…

Computation and Language · Computer Science 2019-04-14 Shervin Minaee , Elham Azimi , AmirAli Abdolrashidi

This document presents an in-depth examination of stock market sentiment through the integration of Convolutional Neural Networks (CNN) and Gated Recurrent Units (GRU), enabling precise risk alerts. The robust feature extraction capability…

Machine Learning · Computer Science 2024-12-16 You Wu , Mengfang Sun , Hongye Zheng , Jinxin Hu , Yingbin Liang , Zhenghao Lin

In this work, we present our findings and experiments for stock-market prediction using various textual sentiment analysis tools, such as mood analysis and event extraction, as well as prediction models, such as LSTMs and specific…

Computation and Language · Computer Science 2018-01-22 Jordan Prosky , Xingyou Song , Andrew Tan , Michael Zhao

BERT has revolutionized the NLP field by enabling transfer learning with large language models that can capture complex textual patterns, reaching the state-of-the-art for an expressive number of NLP applications. For text classification…

Computation and Language · Computer Science 2022-01-11 Frederico Souza , João Filho

Existing surveys on stock market prediction often focus on traditional machine learning methods instead of deep learning methods. This motivates us to provide a structured and comprehensive overview of the research on stock market…

General Finance · Quantitative Finance 2023-02-10 Jinan Zou , Qingying Zhao , Yang Jiao , Haiyao Cao , Yanxi Liu , Qingsen Yan , Ehsan Abbasnejad , Lingqiao Liu , Javen Qinfeng Shi

The objective of this research is to examine how sentiment analysis can be employed to generate trading signals for the Foreign Exchange (Forex) market. The author assessed sentiment in social media posts and news articles pertaining to the…

Statistical Finance · Quantitative Finance 2024-03-05 Oluwafemi F Olaiyapo

Sentiment analysis is the process of identifying and categorizing people's emotions or opinions regarding various topics. The analysis of Twitter sentiment has become an increasingly popular topic in recent years. In this paper, we present…

Computation and Language · Computer Science 2023-08-30 Mohammad Dehghani , Zahra Yazdanparast

In the realm of financial decision-making, predicting stock prices is pivotal. Artificial intelligence techniques such as long short-term memory networks (LSTMs), support-vector machines (SVMs), and natural language processing (NLP) models…

Machine Learning · Computer Science 2024-01-04 Kevin Taylor , Jerry Ng

The rapid production of data on the internet and the need to understand how users are feeling from a business and research perspective has prompted the creation of numerous automatic monolingual sentiment detection systems. More recently…

Computation and Language · Computer Science 2021-02-26 Nazanin Sabri , Ali Edalat , Behnam Bahrak

As the number of open and shared scientific datasets on the Internet increases under the open science movement, efficiently retrieving these datasets is a crucial task in information retrieval (IR) research. In recent years, the development…

Information Retrieval · Computer Science 2023-03-31 Xintao Chu , Jianping Liu , Jian Wang , Xiaofeng Wang , Yingfei Wang , Meng Wang , Xunxun Gu

Identifying meaningful relationships between the price movements of financial assets is a challenging but important problem in a variety of financial applications. However with recent research, particularly those using machine learning and…

Statistical Finance · Quantitative Finance 2022-02-21 Rian Dolphin , Barry Smyth , Ruihai Dong

In this review, we describe the application of one of the most popular deep learning-based language models - BERT. The paper describes the mechanism of operation of this model, the main areas of its application to the tasks of text…

Computation and Language · Computer Science 2021-03-23 M. V. Koroteev

Predicting cryptocurrency price trends remains a major challenge due to the volatility and complexity of digital asset markets. Artificial intelligence (AI) has emerged as a powerful tool to address this problem. This study proposes a…

Despite the efficient market hypothesis, many studies suggest the existence of inefficiencies in the stock market leading to the development of techniques to gain above-market returns. Systematic trading has undergone significant advances…

Statistical Finance · Quantitative Finance 2024-04-09 Sungwoo Kang , Jong-Kook Kim