冻融作用下岩石孔隙扩展演化特征研究 |
宋勇军, 李晨婧, 毕冉, 张琨, 周月, 韩冬阳 |
Study on characteristics of pore propagation and evolution in freeze-thawed rock |
Yongjun SONG, Chenjing LI, Ran BI, Kun ZHANG, Yue ZHOU, Dongyang HAN |
图2 图像优化效果比较 |
Fig. 2 Image optimization effect comparison: original image (a), non-local mean filtering (b), over-segmentation (c) and final image (d) |
![]() |