The cryptocurrency market has gained a lot of visibility over the last few years. According to Forbes, Brazil is within the top 5 countries with the largest number of investors in the world, reaching 10 million investors ...

This work consisted of creating an artificial intelligence to classify Tweets about the main candidates for the presidency of Brazil in the year 2022. The result was an artificial intelligence that for the test dataset ...

The pandemic, caused by COVID-19, changed the way of working, studying and carrying out common day-to-day activities. In this scenario, the use of the Internet has become an indispensable tool to reduce face-to-face contact ...