In tennis,offenseanddefenseare relative terms. At almost any moment, each player or team is playing a blend of each. All too often, strokes are labeled as "offensive" or "defensive" by their names. Nevertheless, volleys and even overheads are sometimes hit defensively. Though the net is the...
Normally, the faster the serve, the lower the angle of incidence on the court since a ball served at high speed needs to pass low over the net in order to land in the serve box. But if the ball is served with topspin, the ball will dive onto the opponent's court at a relatively...
The colors used in the heatmap represented the frequency of a position and were labeled by percentiles. For example, a color in the middle of the spectrum, purple = 60%, meant that the players spent 60% of the overall time at a location that was purple or brighter. The lighter the ...