Data analysis

Workplaces of Federer and Nadal

Posted on

Positions of the players Taking optimal position is one of the important strategies in tennis. Are there any differences of position between top players? Data analysis The analyzed match was Australian Open 2017 final “Roger Federer vs Rafael Nadal”. I acquired the positions of the players by a two-dimensional direct linear transformation method. I excluded […]

Data analysis

When underarm serve occurs

Posted on

Underarm serve The underarm serve is struck below shoulder level (In Wikipedia. Retrieved July 19, 2019, from https://en.wikipedia.org/wiki/Serve_(tennis)). Normally, tennis players choose overhead serve. However, they occasionally choose underarm serve. I am curious about when underarm serve occurs. It is a controversial whether the underarm serve is rude for opponent. Some people consider the underarm […]

Data analysis

Djokovic’s ball bounce

Posted on

Today’s topic is Djokovic’s ball bounce. Time interval between points Time interval between points is important time to consider and decide next point’s strategy. How do you use this time when you play tennis? For example, you might consider “Where should I aim to for the next serve?” or “Should I come to the net […]