This is just a re-upload of this dataset:
https://github.com/yastrebksv/TennisCourtDetector that was originally uploaded to google drive. I uploaded it here for easier access.
The dataset consists of 8841 images, which were separeted to train set (75%) and validation set (25%). Each image has 14 annotated points. The resolution of images is 1280×720. This dataset contains all court types (hard, clay, grass).