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資源簡介

基于KERAS實現(xiàn)的LSTM網(wǎng)絡(luò),有run.py, model.py , 數(shù)據(jù)處理模塊和參數(shù)文件。用KERAS搭建的網(wǎng)絡(luò)。很好理解。

資源截圖

代碼片段和文件信息

__author__?=?“Jakob?Aungiers“
__copyright__?=?“Jakob?Aungiers?2018“
__version__?=?“2.0.0“
__license__?=?“MIT“

import?os
import?json
import?time
import?math
import?matplotlib.pyplot?as?plt
from?core.data_processor?import?DataLoader
from?core.model?import?Model


def?plot_results(predicted_data?true_data):
????fig?=?plt.figure(facecolor=‘white‘)
????ax?=?fig.add_subplot(111)
????ax.plot(true_data?label=‘True?Data‘)
????plt.plot(predicted_data?label=‘Prediction‘)
????plt.legend()
????plt.show()


def?plot_results_multiple(predicted_data?true_data?prediction_len):
????fig?=?plt.figure(facecolor=‘white‘)
????ax?=?fig.add_subplot(111)
????ax.plot(true_data?label=‘True?Data‘)
#?Pad?the?list?of?predictions?to?shift?it?in?the?graph?to?it‘s?correct?start
????for?i?data?in?enumerate(predicted_data):
????????padding?=?[None?for?p?in?range(i?*?prediction_len)]
????????plt.plot(padding?+?data?label=‘Prediction‘)
????????plt.legend()
????plt.show()


def?main():
????configs?=?json.load(open(‘config.json‘?‘r‘))
????if?not?os.path.exists(configs[‘model‘][‘save_dir‘]):?os.makedirs(configs[‘model‘][‘save_dir‘])

????data?=?DataLoader(
????????os.path.join(‘data‘?configs[‘data‘][‘filename‘])
????????configs[‘data‘][‘train_test_split‘]
????????configs[‘data‘][‘columns‘]
????)

????model?=?Model()
????model.build_model(configs)
????x?y?=?data.get_train_data(
????????seq_len=configs[‘data‘][‘sequence_length‘]
????????normalise=configs[‘data‘][‘normalise‘]
????)

????‘‘‘
#?in-memory?training
model.train(
x
y
epochs?=?configs[‘training‘][‘epochs‘]
batch_size?=?configs[‘training‘][‘batch_size‘]
save_dir?=?configs[‘model‘][‘save_dir‘]

‘‘‘
????#?out-of?memory?generative?training
????steps_per_epoch?=?math.ceil((data.len_train?-?configs[‘data‘][‘sequence_length‘])?/?configs[‘training‘][‘batch_size‘])
????model.train_generator(
????????data_gen=data.generate_train_batch(
????????????seq_len=configs[‘data‘][‘sequence_length‘]
????????????batch_size=configs[‘training‘][‘batch_size‘]
????????????normalise=configs[‘data‘][‘normalise‘]
????????)
????????epochs=configs[‘training‘][‘epochs‘]
????????batch_size=configs[‘training‘][‘batch_size‘]
????????steps_per_epoch=steps_per_epoch
????????save_dir=configs[‘model‘][‘save_dir‘]
????)

????x_test?y_test?=?data.get_test_data(
????????seq_len=configs[‘data‘][‘sequence_length‘]
????????normalise=configs[‘data‘][‘normalise‘]
????)

????predictions?=?model.predict_sequences_multiple(x_test?configs[‘data‘][‘sequence_length‘]?configs[‘data‘][‘sequence_length‘])
????#?predictions?=?model.predict_sequence_full(x_test?configs[‘data‘][‘sequence_length‘])
????#?predictions?=?model.predict_point_by_point(x_test)

????plot_results_multiple(predictions?y_test?configs[‘data‘][‘sequence_length‘])
????#?plot_results(predictions?y_test)


if?__name__?==?‘__main__‘:
????main()

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\
?????文件??????????12??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\.gitignore
?????文件????????1084??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\README.md
?????文件?????????765??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\config.json
?????目錄???????????0??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\core\
?????文件?????????362??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\core\__init__.py
?????文件????????3562??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\core\data_processor.py
?????文件????????4274??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\core\model.py
?????文件?????????237??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\core\utils.py
?????目錄???????????0??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\data\
?????文件???????61721??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\data\sinewave.csv
?????文件??????310533??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\data\sp500.csv
?????文件??????????82??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\requirements.txt
?????文件????????2870??2018-10-15?20:50??LSTM-Neural-Network-for-Time-Series-Prediction-master\run.py

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