Python(pybrain模組)搭建神經網路BPNN
阿新 • • 發佈：2018-12-13
import numpy as np
import pandas as pd
import matplotlib.pyplot as plt
from sklearn import datasets,preprocessing
from pybrain.structure import *
from pybrain.datasets.supervised import SupervisedDataSet
from pybrain.supervised.trainers import BackpropTrainer
from sklearn.metrics import accuracy_score
'''
from pybrain.structure import *
-設定網路各層結構(網路型別+節點數+啟用函式+權值/閾值等)
from pybrain.datasets.supervised import SupervisedDataSet
-將帶標籤資料轉為pybrain模組可用的資料結構
from pybrain.supervised.trainers import BackpropTrainer
-訓練BPNN
'''
import warnings
warnings.filterwarnings('ignore')