Role of Big Data Analysis Techniques for Stock Market Prediction and Trading Strategies

The technical developments and digitization of data provided a way to the financial markets to have uncontrolled amount of available data for analysis. Here big data analysis provide the crucial role for processing these complex data sets to get valuable information so that investors, analysts and traders can get the advantage to make better decisions. This paper discusses the role of big data analysis techniques in stock markets to get the hidden information in huge data. The paper discusses about methodologies and techniques applied on the huge amount of stock market data used for market prediction and trading strategies. The paper also discusses the challenges and future directions in this field.