I (@fruitourist) tried to train the Fully Convolutional Network ResNet101 on Gaofen Image Dataset to gem one of the 15 classes — Irrigated Land. I was able to achieve a median Pixel Accuracy of 0.703 and a median IoU of 0.523. You can also read an article (tutorial) on this project on Habr.
Top to bottom: subimage, predicted subimage mask and true subimage mask
