Question about Conv2_5D_Depth

请问RGBD_Semantic_Segmentation_PyTorch/furnace/seg_opr/conv_2_5d.py 的Conv2_5D_Depth这个类的实现，是"2.5D Convolution for RGB-D Semantic Segmentation"这篇论文的实现吗？
https://ieeexplore.ieee.org/document/8803757