def load_RBM(self, file_path, layer_sizes):
'''
load the autoencoder via the RBMs
'''
RBM = Autoencoder(layer_sizes)
RBM = RBM.pretrained_from_file(file_path)
self.model, self.encoder, self.decoder = RBM.unroll()
self.set_compiler()
self.encoder.compile(loss={'encoded': self.kl_loss},
optimizer=Adam(self.lr))
