Hello, I am exploring your Implementation of GSOM ([https://github.com/abhinavralhan/kohonen-maps/blob/master/gsom-iris-python.ipynb])

However, I'm facing with a problem. I am wondering that where can we get these values: x1,x2,x3,x4 and y1,y2,y3,y4

I am waiting for your answer.

Best regards.