COGCN This is a pytorch code of COGCN under review, thus don't refer or use it!!! Datasets: Chinese traffic speed datasets JiNan, XiAn! US traffic flow datasets PEMS04 and PEMS08! Instructions for use： You should select the datasets such as :JiNan or XiAn or PEMS (including PEMS04 and PEMS08). And find their code! Have a nice day!