中文
相关论文

相关论文: Breaking Down Financial News Impact: A Novel AI Ap…

200 篇论文

The viral spread of fake news has caused great social harm, making fake news detection an urgent task. Current fake news detection methods rely heavily on text information by learning the extracted news content or writing style of internal…

社会与信息网络 · 计算机科学 2021-02-16 Yuxiang Ren , Jiawei Zhang

Volatility forecasting is essential for risk management and decision-making in financial markets. Traditional models like Generalized Autoregressive Conditional Heteroskedasticity (GARCH) effectively capture volatility clustering but often…

数理金融 · 定量金融 2024-10-23 Pulikandala Nithish Kumar , Nneka Umeorah , Alex Alochukwu

The explosive growth of fake news along with destructive effects on politics, economy, and public safety has increased the demand for fake news detection. Fake news on social media does not exist independently in the form of an article.…

社会与信息网络 · 计算机科学 2021-01-28 Yuxiang Ren , Bo Wang , Jiawei Zhang , Yi Chang

In financial markets, Graph Neural Networks have been successfully applied to modeling relational data, effectively capturing nonlinear inter-stock dependencies. Yet, existing models often fail to efficiently propagate messages during…

机器学习 · 计算机科学 2025-10-14 Amber Li , Aruzhan Abil , Juno Marques Oda

A promising tool for addressing fake news detection is Graph Neural Networks (GNNs). However, most existing GNN-based methods rely on binary classification, categorizing news as either real or fake. Additionally, traditional GNN models use…

机器学习 · 计算机科学 2025-01-08 Batool Lakzaei , Mostafa Haghir Chehreghani , Alireza Bagheri

Quantifying and predicting the long-term impact of scientific writings or individual scholars has important implications for many policy decisions, such as funding proposal evaluation and identifying emerging research fields. In this work,…

社会与信息网络 · 计算机科学 2020-03-27 Fan Zhou , Xovee Xu , Ce Li , Goce Trajcevski , Ting Zhong , Kunpeng Zhang

In the current context of accelerated globalization and digitalization, the complexity and uncertainty of financial markets are increasing, and the identification and prevention of economic risks have become a key link in maintaining the…

统计金融 · 定量金融 2024-11-20 Xin Zhang , Zhen Xu , Yue Liu , Mengfang Sun , Tong Zhou , Wenying Sun

Predicting the future price trends of stocks is a challenging yet intriguing problem given its critical role to help investors make profitable decisions. In this paper, we present a collaborative temporal-relational modeling framework for…

统计金融 · 定量金融 2022-03-08 Chaoran Cui , Xiaojie Li , Juan Du , Chunyun Zhang , Xiushan Nie , Meng Wang , Yilong Yin

Stock price forecasting is a highly complex and vitally important field of research. Recent advancements in deep neural network technology allow researchers to develop highly accurate models to predict financial trends. We propose a novel…

计算金融 · 定量金融 2021-02-03 Pratyush Muthukumar , Jie Zhong

Heterogeneous information network (HIN) embedding, aiming to map the structure and semantic information in a HIN to distributed representations, has drawn considerable research attention. Graph neural networks for HIN embeddings typically…

社会与信息网络 · 计算机科学 2020-07-07 Di Jin , Zhizhi Yu , Dongxiao He , Carl Yang , Philip S. Yu , Jiawei Han

Enterprise credit assessment is critical for evaluating financial risk, and Graph Neural Networks (GNNs), with their advanced capability to model inter-entity relationships, are a natural tool to get a deeper understanding of these…

机器学习 · 计算机科学 2024-07-17 Shaopeng Wei , Beni Egressy , Xingyan Chen , Yu Zhao , Fuzhen Zhuang , Roger Wattenhofer , Gang Kou

Predicting the Stock movement attracts much attention from both industry and academia. Despite such significant efforts, the results remain unsatisfactory due to the inherently complicated nature of the stock market driven by factors…

统计金融 · 定量金融 2023-03-01 Jingyi Gu , Fadi P. Deek , Guiling Wang

As the dynamic structure of the financial markets is subject to dramatic changes, a model capable of providing consistently accurate volatility estimates must not make strong assumptions on how prices change over time. Most volatility…

统计方法学 · 统计学 2017-08-28 Wilson Ye Chen , Richard H. Gerlach

The diffusion of financial news into market prices is a complex process, making it challenging to evaluate the connections between news events and market movements. This paper introduces FININ (Financial Interconnected News Influence…

计算工程、金融与科学 · 计算机科学 2024-10-15 Mengyu Wang , Shay B. Cohen , Tiejun Ma

It is widely acknowledged that extracting market sentiments from news data benefits market predictions. However, existing methods of using financial sentiments remain simplistic, relying on equal-weight and static aggregation to manage…

机器学习 · 计算机科学 2024-09-10 Mengyu Wang , Tiejun Ma

The political stance prediction for news articles has been widely studied to mitigate the echo chamber effect -- people fall into their thoughts and reinforce their pre-existing beliefs. The previous works for the political stance problem…

计算与语言 · 计算机科学 2023-04-06 Yunyong Ko , Seongeun Ryu , Soeun Han , Youngseung Jeon , Jaehoon Kim , Sohyun Park , Kyungsik Han , Hanghang Tong , Sang-Wook Kim

The stock market is characterized by a complex relationship between companies and the market. This study combines a sequential graph structure with attention mechanisms to learn global and local information within temporal time.…

统计金融 · 定量金融 2023-01-25 Tzu-Ya Lai , Wen Jung Cheng , Jun-En Ding

Geometric scattering has recently gained recognition in graph representation learning, and recent work has shown that integrating scattering features in graph convolution networks (GCNs) can alleviate the typical oversmoothing of features…

机器学习 · 计算机科学 2022-01-20 Yimeng Min , Frederik Wenkel , Guy Wolf

Stock market prediction is a long-standing challenge in finance, as accurate forecasts support informed investment decisions. Traditional models rely mainly on historical prices, but recent work shows that financial news can provide useful…

机器学习 · 计算机科学 2025-12-10 Nader Sadek , Mirette Moawad , Christina Naguib , Mariam Elzahaby

Accurately predicting stock market movements remains a formidable challenge due to the inherent volatility and complex interdependencies among stocks. Although multi-scale Graph Neural Networks (GNNs) hold potential for modeling these…

机器学习 · 计算机科学 2025-11-04 Xiaosha Xue , Peibo Duan , Zhipeng Liu , Qi Chu , Changsheng Zhang , Bin zhang
‹ 上一页 1 2 3 10 下一页 ›