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Sentiment analysis is a new area in text analytics where it focuses on the analysis and understanding of the emotions from the text patterns. This new form of analysis has been widely adopted in customer relation management especially in…

Applications · Statistics 2011-09-06 Murphy Choy , Michelle L. F. Cheong , Ma Nang Laik , Koo Ping Shung

Financial sentiment analysis refers to classifying financial text contents into sentiment categories (e.g. positive, negative, and neutral). In this paper, we focus on the classification of financial news title, which is a challenging task…

Computation and Language · Computer Science 2024-01-11 Wei Luo , Dihong Gong

Financial sentiment has become a crucial yet complex concept in finance, increasingly used in market forecasting and investment strategies. Despite its growing importance, there remains a need to define and understand what financial…

Statistical Finance · Quantitative Finance 2025-04-07 Kemal Kirtac , Guido Germano

The stock market is a network which provides a platform for almost all major economic transactions. While investing in the stock market is a good idea, investing in individual stocks may not be, especially for the casual investor. Smart…

Statistical Finance · Quantitative Finance 2022-08-30 Om Mane , Saravanakumar kandasamy

Anticipating audience reaction towards a certain text is integral to several facets of society ranging from politics, research, and commercial industries. Sentiment analysis (SA) is a useful natural language processing (NLP) technique that…

Machine Learning · Computer Science 2023-06-19 Gabriel Lopez , Anna Nguyen , Joe Kaul

Entity-level fine-grained sentiment analysis in the financial domain is a crucial subtask of sentiment analysis and currently faces numerous challenges. The primary challenge stems from the lack of high-quality and large-scale annotated…

Computation and Language · Computer Science 2023-09-18 Yinyu Lan , Yanru Wu , Wang Xu , Weiqiang Feng , Youhao Zhang

We implement traditional machine learning and deep learning methods for global tweets from 2017-2022 to build a high-frequency measure of the public's sentiment index on inflation and analyze its correlation with other online data sources…

Econometrics · Economics 2022-12-15 Xinyu Li , Zihan Tang

Sentiment analysis, also referred to as opinion mining, primarily tries to extract opinion from any text-based data. In the context of movie reviews and critics, sentimental analysis can be a helpful tool to predict whether a movie review…

Computation and Language · Computer Science 2026-05-22 Dip Biswas Shanto , Mitali Yadav , Prajwal Panth , Suresh Chandra Satapathy

We show that information about social relationships can be used to improve user-level sentiment analysis. The main motivation behind our approach is that users that are somehow "connected" may be more likely to hold similar opinions;…

Computation and Language · Computer Science 2011-09-29 Chenhao Tan , Lillian Lee , Jie Tang , Long Jiang , Ming Zhou , Ping Li

Financial sentiment analysis plays a crucial role in informing investment decisions, assessing market risk, and predicting stock price trends. Existing works in financial sentiment analysis have not considered the impact of stock prices or…

Artificial Intelligence · Computer Science 2025-12-25 Chaithra , Kamesh Kadimisetty , Biju R Mohan

Time series forecasting is a key tool in financial markets, helping to predict asset prices and guide investment decisions. In highly volatile markets, such as cryptocurrencies like Bitcoin (BTC) and Ethereum (ETH), forecasting becomes more…

Trading and Market Microstructure · Quantitative Finance 2026-02-17 Mabsur Fatin Bin Hossain , Lubna Zahan Lamia , Md Mahmudur Rahman , Md Mosaddek Khan

Applying deep learning and computational intelligence to finance has been a popular area of applied research, both within academia and industry, and continues to attract active attention. The inherently high volatility and non-stationary of…

Machine Learning · Computer Science 2025-03-17 Michael Charles Albada , Mojolaoluwa Joshua Sonola

Online social media platforms enable influencers to distribute content and quickly capture audience reactions, significantly shaping their promotional strategies and advertising agreements. Understanding how sentiment dynamics and emotional…

Social and Information Networks · Computer Science 2025-11-20 Yulong He , Anton V. Proskurnikov , Artem Sedakov

The Efficient Market Hypothesis (EMH) highlights the essence of financial news in stock price movement. Financial news comes in the form of corporate announcements, news titles, and other forms of digital text. The generation of insights…

Machine Learning · Computer Science 2024-12-16 Abraham Atsiwo

Stock prices move as piece-wise trending fluctuation rather than a purely random walk. Traditionally, the prediction of future stock movements is based on the historical trading record. Nowadays, with the development of social media, many…

Machine Learning · Computer Science 2022-10-13 Shwai He , Shi Gu

As microblogging services like Twitter are becoming more and more influential in today's globalised world, its facets like sentiment analysis are being extensively studied. We are no longer constrained by our own opinion. Others opinions…

Social and Information Networks · Computer Science 2017-01-12 Tapan Sahni , Chinmay Chandak , Naveen Reddy Chedeti , Manish Singh

We study the relationship between the sentiment levels of Twitter users and the evolving network structure that the users created by @-mentioning each other. We use a large dataset of tweets to which we apply three sentiment scoring…

Social and Information Networks · Computer Science 2016-04-13 Nathaniel Charlton , Colin Singleton , Danica Vukadinović Greetham

Emotion prediction is a key emerging research area that focuses on identifying and forecasting the emotional state of a human from multiple modalities. Among other data sources, physiological data can serve as an indicator for emotions with…

Machine Learning · Computer Science 2022-01-19 Maryam Khalid , Emily Willis

Our research aims to find the best model that uses companies projections and sector performances and how the given company fares accordingly to correctly predict equity share prices for both short and long term goals.

Statistical Finance · Quantitative Finance 2023-07-18 Varun Sangwan , Vishesh Kumar Singh , Bibin Christopher

Sentiment Analysis is the task of classifying documents based on the sentiments expressed in textual form, this can be achieved by using lexical and semantic methods. The purpose of this study is to investigate the use of semantics to…

Computation and Language · Computer Science 2020-09-02 Ukachi Osisiogu