def quantize(self):
city = self.inputVars['縣市'][:3]
region = self.inputVars['鄉鎮市區']
reg = Regression()
self.quantizedVars['縣市'] = city
self.quantizedVars['鄉鎮市區'] = region
self.quantizedVars['variables'] = numpy.array(reg.quantizeForRec(self.inputVars, city))
return self
