Fig. 1. Structure of different models. (a) Structure of DBN; (b) structure of DBM; (c) structure of CRBM

Fig. 2. Sampling processes of different models. (a) DBN model; (b) DBM model; (c) CRBM model

Fig. 3. Examples of distance transformation. (a) Generated shapes; (b) contour maps; (c) sign distance functions

Fig. 4. Partial experiment images on Satellite-2000 dataset

Fig. 5. Partial experiment images on Vaihigen dataset

Fig. 6. Shape results from different models. (a)(e) Ground-truth images; (b)(f) shapes from DBN model; (c)(g) shapes from DBM model; (d)(h) shapes from CRBM model

Fig. 7. Segmentation results of different models. (a) RGB images; (b) CV model segmentation results; (c) DBN-CV model segmentation results; (d) DBM-CV model segmentation results; (e) CRBM-CV model segmentation results; (f) ground-truth images

Fig. 8. Segmentation evaluation results of different models. (a) Global acc values; (b) IOU values

Fig. 9. Average Global acc and average IOU values of different models on the Satellite-2000 dataset. (a) Average Global acc; (b) average IOU

Fig. 10. Segmentation results of different models. (a) RGB images; (b) CV model segmentation results; (c) DBN-CV model segmentation results; (d) DBM-CV model segmentation results; (e) CRBM-CV model segmentation results; (f) ground-truth images

Fig. 11. Segmentation evaluation results of different models. (a) Global acc values; (b) IOU values

Fig. 12. Average Global acc and average IOU values of different models on the Vaihigen dataset. (a) Average Global acc values ; (b) average IOU values

Fig. 13. Segmentation results on other images. (a)(d) RGB images; (b)(e) CV model segmentation results; (c)(f) CRBM-CV model segmentation results