A locally-built, LLM-digested index of recent arXiv papers in quant finance, geometry/topology, and statistical ML — keyword search served straight from SQLite on this machine.
This paper studies how social media posts, especially by executives, affect stock prices.
Sentiment analysis from news and social media predicts forex market movements.
Social media enhances or diminishes scientific status, depending on usage.
Online social networks offer a new way to investigate financial markets' dynamics by enabling the large-scale analysis of investors' collective behavior. We provide empirical evidence that suggests social media and stock markets have a nonlinear causal relationship. We take advantage of an extensive data set composed o…
Paper detects social media influencers affecting financial markets.
Detecting depression early from social media texts.
Using a method rooted in information theory, we present results that have identified a large set of stocks for which social media can be informative regarding financial volatility. By clustering stocks based on the joint feature sets of social and financial variables, our research provides an important contribution by …
Opinion polls have been the bridge between public opinion and politicians in elections. However, developing surveys to disclose people's feedback with respect to economic issues is limited, expensive, and time-consuming. In recent years, social media such as Twitter has enabled people to share their opinions regarding …
Study uses social media to analyze COVID-19 impact.
Model financial markets with social media influences using hierarchical networks.
Study finds social media investor emotions predict stock prices.
Study finds Twitter activity correlates with stock volatility but not sentiment.
Study examines how social media sentiment impacts biotech stocks.
Paper proposes deep learning for fake claim detection on social media.
FinGPT uses LLMs for real-time market sentiment analysis.
Analyzes ESG impact on stock market performance using social media and news data.
Domestic Violence (DV) is considered as big social issue and there exists a strong relationship between DV and health impacts of the public. Existing research studies have focused on social media to track and analyse real world events like emerging trends, natural disasters, user sentiment analysis, political opinions,…
Study compares sentiment spillover networks from news and social media in tech companies.
New dataset and models detect cryptocurrency bubbles using social media data.
EmTract extracts emotions from financial social media text.
A growing number of empirical studies suggest that negative advertising is effective in campaigning, while the mechanisms are rarely mentioned. With the scandal of Cambridge Analytica and Russian intervention behind the Brexit and the 2016 presidential election, people have become aware of the political ads on social m…
Social Media has seen a tremendous growth in the last decade and is continuing to grow at a rapid pace. With such adoption, it is increasingly becoming a rich source of data for opinion mining and sentiment analysis. The detection and analysis of sentiment in social media is thus a valuable topic and attracts a lot of …
Social media reduces individual investors' disposition effect through negative information.
Paper improves gender detection on social media using deep learning.
The combination of large open data sources with machine learning approaches presents a potentially powerful way to predict events such as protest or social unrest. However, accounting for uncertainty in such models, particularly when using diverse, unstructured datasets such as social media, is essential to guarantee t…
Deep learning ensemble detects social media rumors faster.
Study shows social media impacts shareholder returns on ESG risks.
Study finds meme stocks have unique price and social media dynamics.
Study analyzes misinformation on social media during COVID-19.
This research tackles unsupervised topic extraction in noisy social media data.
Investor emotions predict earnings announcements, but excitement lowers returns.
In recent years, we have been faced with a series of natural disasters causing a tremendous amount of financial, environmental, and human losses. The unpredictable nature of natural disasters' behavior makes it hard to have a comprehensive situational awareness (SA) to support disaster management. Using opinion surveys…
Online harassment is a significant social problem. Prevention of online harassment requires rapid detection of harassing, offensive, and negative social media posts. In this paper, we propose the use of word embedding models to identify offensive and harassing social media messages in two aspects: detecting fast-changi…
Deep learning predicts stock movements using social media data.
GIFsentiment predicts stock market returns and investor sentiment from social media GIFs.
We demonstrate that future market correlation structure can be predicted with high out-of-sample accuracy using a multiplex network approach that combines information from social media and financial data. Market structure is measured by quantifying the co-movement of asset prices returns, while social structure is meas…
Model predicts increased social unrest during COVID-19 using social media data.
Opioid addiction is a severe public health threat in the U.S, causing massive deaths and many social problems. Accurate relapse prediction is of practical importance for recovering patients since relapse prediction promotes timely relapse preventions that help patients stay clean. In this paper, we introduce a Generati…
The study introduces a high-dimensional tail index model for viral post analysis.
Systematic review of ML models for detecting social media deception.
Gang violence is a severe issue in major cities across the U.S. and recent studies [Patton et al. 2017] have found evidence of social media communications that can be linked to such violence in communities with high rates of exposure to gang activity. In this paper we partnered computer scientists with social work rese…
Deep learning models predict financial market trends from social media leaders.
With the rise of social media, people can now form relationships and communities easily regardless of location, race, ethnicity, or gender. However, the power of social media simultaneously enables harmful online behavior such as harassment and bullying. Cyberbullying is a serious social problem, making it an important…
This study uses Twitter to analyze traveler behavior in Manhattan.
The damaging effects of hate speech on social media are evident during the last few years, and several organizations, researchers and social media platforms tried to harness them in various ways. Despite these efforts, social media users are still affected by hate speech. The problem is even more apparent to social gro…
Event detection has been one of the most important research topics in social media analysis. Most of the traditional approaches detect events based on fixed temporal and spatial resolutions, while in reality events of different scales usually occur simultaneously, namely, they span different intervals in time and space…
Neural networks are increasingly used for graph classification in a variety of contexts. Social media is a critical application area in this space, however the characteristics of social media graphs differ from those seen in most popular benchmark datasets. Social networks tend to be large and sparse, while benchmarks …
GCAN detects fake news on social media with explanations.