regmsif/gnn: GNN Implementation

GNN Implementation

RegMs If 4629c8e881 fix: adjust batch size and learning rate		%!s(int64=3) %!d(string=hai) anos
cora	a369eeda23 initial commit	%!s(int64=3) %!d(string=hai) anos
gnn.go	4629c8e881 fix: adjust batch size and learning rate	%!s(int64=3) %!d(string=hai) anos
go.mod	a369eeda23 initial commit	%!s(int64=3) %!d(string=hai) anos
graph.go	ce4e2bf49c fix: formula error	%!s(int64=3) %!d(string=hai) anos
main.go	ce4e2bf49c fix: formula error	%!s(int64=3) %!d(string=hai) anos
matrix.go	0e85412ab0 feat: add random walk sampling	%!s(int64=3) %!d(string=hai) anos
test.out	4629c8e881 fix: adjust batch size and learning rate	%!s(int64=3) %!d(string=hai) anos
vector.go	e601c41345 feat: add GAT method	%!s(int64=3) %!d(string=hai) anos