BP_pred_SAR to be documented
BP_pred_SAR(YS,X,W,e,beta_hat,lambda_hat,S,O,type='BPN',
model='SAR',W_extra=NULL,k_extra=30,kernel_extra='sheppard',coords=NULL)
to be documented
to be documented
to be documented
to be documented
to be documented
to be documented
to be documented
to be documented
to be documented
to be documented
to be documented
to be documented
to be documented
to be documented
to be documented