SemGCN
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Concatenation operation in Non_local
Hi, I notice that in Non_local module, the original matrix multiplication is replaced by concat and conv... I wonder why you do like this? Could you please explain it? Thanks!
https://github.com/garyzhao/SemGCN/blob/87fe4a5e43d27a361376df47782c521566601505/models/graph_non_local.py#L96