Before revision:  The results of sentiment analysis indicate that 45.7  express positive sentiment towards Trump in Twitter and 33.8  positive sentiment towards Biden, while 14.55  of users express positive sentiment in YouTube metadata gathered towards Trump and 8.7  positive sentiment towards Biden  .
After revision:  Additionally, we gather the related YouTube links contained in the previous dataset and perform sentiment analysis. The results on sentiment analysis on the Twitter corpus and the YouTube metadata gathered, show the positive and negative sentiment for the two entities throughout this period. The results of sentiment analysis indicate that 45.7 express positive sentiment towards Trump in Twitter and 33.8 positive sentiment towards Biden, while 14.55 of users express positive sentiment in YouTube metadata gathered towards Trump and 8.7 positive sentiment towards Biden .