loaded_model = Sequential()
loaded_model.add(LSTM(100, batch_input_shape=(None,1,100), return_sequences=True,activation='sigmoid'))
loaded_model.add(LSTM(5, batch_input_shape=(None,1,100), return_sequences=True,activation='linear'))
loaded_model.add(LSTM(1, return_sequences=False))
loaded_model.add(Dense(1, input_shape=(50,), activation='sigmoid'))