import(cluster)
import(MASS)
export(spa,floyd,knnGraph,epsGraph,uDist,spa.control,spa.sim)

S3method(print,spa)
S3method(plot,spa)
S3method(predict,spa)
S3method(update,spa)
S3method(fitted,spa)
S3method(coef,spa)
S3method(residuals,spa)
S3method(dim,spa)