Fig. 5

Classification results of Xiamen, China. The study site in Xiamen could be shown by a Landsat 8 image and b Sentinel-1 image. The ground truth (c). The classification results are provided, with the proposed MRF-ARF algorithm combing two sources d, the result by optical source (e), the result by SAR source (f), and the results of MRF-RF and ATWT-EMD algorithms (g, h)