code: def kernel_shap_1000_meanref(model, data):
      
      return lambda X: KernelExplainer(model.predict, kmeans(data, 1)).shap_values(X, nsamples=1000, l1_reg=0)
docs: Kernel SHAP 1000 mean ref.
      color = red_blue_circle(0.5)
      linestyle = solid