A Sentiment Analysis Approach for the Cryptocurrency Market and Blockchain Technology Using Naïve Bayes, Support Vector Machine and Random Forest

Abstract

Virtual currencies or cryptocurrencies are based on Blockchain technology, also known as distributed ledger technology. As of March 2022, there are already over 10k virtual coins, their number being continuously growing since 2013. This paper aims to extract the public sentiment expressed towards the cryptocurrency market and Blockchain technology, two topics widely debated in the last decade. Our research was based on the use of Twitter data, collected with the help of an API in the RStudio environment.