scikit-learn 邏輯迴歸例子詳解
阿新 • • 發佈:2019-01-09
import numpy as np
import matplotlib.pyplot as plt
from sklearn import linear_model, datasets
# import some data to play with
iris = datasets.load_iris()
得到的iris資料結果如下
print(iris.data)
這就是一個二維陣列
[[ 5.1 3.5 1.4 0.2] [ 4.9 3. 1.4 0.2] [ 4.7 3.2 1.3 0.2] [ 4.6 3.1 1.5 0.2] [ 5. 3.6 1.4 0.2] [ 5.4 3.9 1.7 0.4] [ 4.6 3.4 1.4 0.3] [ 5. 3.4 1.5 0.2] [ 4.4 2.9 1.4 0.2] [ 4.9 3.1 1.5 0.1] [ 5.4 3.7 1.5 0.2] [ 4.8 3.4 1.6 0.2] [ 4.8 3. 1.4 0.1] [ 4.3 3. 1.1 0.1] [ 5.8 4. 1.2 0.2] [ 5.7 4.4 1.5 0.4] [ 5.4 3.9 1.3 0.4] [ 5.1 3.5 1.4 0.3] [ 5.7 3.8 1.7 0.3] [ 5.1 3.8 1.5 0.3] [ 5.4 3.4 1.7 0.2] [ 5.1 3.7 1.5 0.4] [ 4.6 3.6 1. 0.2] [ 5.1 3.3 1.7 0.5] [ 4.8 3.4 1.9 0.2] [ 5. 3. 1.6 0.2] [ 5. 3.4 1.6 0.4] [ 5.2 3.5 1.5 0.2] [ 5.2 3.4 1.4 0.2] [ 4.7 3.2 1.6 0.2] [ 4.8 3.1 1.6 0.2] [ 5.4 3.4 1.5 0.4] [ 5.2 4.1 1.5 0.1] [ 5.5 4.2 1.4 0.2] [ 4.9 3.1 1.5 0.1] [ 5. 3.2 1.2 0.2] [ 5.5 3.5 1.3 0.2] [ 4.9 3.1 1.5 0.1] [ 4.4 3. 1.3 0.2] [ 5.1 3.4 1.5 0.2] [ 5. 3.5 1.3 0.3] [ 4.5 2.3 1.3 0.3] [ 4.4 3.2 1.3 0.2] [ 5. 3.5 1.6 0.6] [ 5.1 3.8 1.9 0.4] [ 4.8 3. 1.4 0.3] [ 5.1 3.8 1.6 0.2] [ 4.6 3.2 1.4 0.2] [ 5.3 3.7 1.5 0.2] [ 5. 3.3 1.4 0.2] [ 7. 3.2 4.7 1.4] [ 6.4 3.2 4.5 1.5] [ 6.9 3.1 4.9 1.5] [ 5.5 2.3 4. 1.3] [ 6.5 2.8 4.6 1.5] [ 5.7 2.8 4.5 1.3] [ 6.3 3.3 4.7 1.6] [ 4.9 2.4 3.3 1. ] [ 6.6 2.9 4.6 1.3] [ 5.2 2.7 3.9 1.4] [ 5. 2. 3.5 1. ] [ 5.9 3. 4.2 1.5] [ 6. 2.2 4. 1. ] [ 6.1 2.9 4.7 1.4] [ 5.6 2.9 3.6 1.3] [ 6.7 3.1 4.4 1.4] [ 5.6 3. 4.5 1.5] [ 5.8 2.7 4.1 1. ] [ 6.2 2.2 4.5 1.5] [ 5.6 2.5 3.9 1.1] [ 5.9 3.2 4.8 1.8] [ 6.1 2.8 4. 1.3] [ 6.3 2.5 4.9 1.5] [ 6.1 2.8 4.7 1.2] [ 6.4 2.9 4.3 1.3] [ 6.6 3. 4.4 1.4] [ 6.8 2.8 4.8 1.4] [ 6.7 3. 5. 1.7] [ 6. 2.9 4.5 1.5] [ 5.7 2.6 3.5 1. ] [ 5.5 2.4 3.8 1.1] [ 5.5 2.4 3.7 1. ] [ 5.8 2.7 3.9 1.2] [ 6. 2.7 5.1 1.6] [ 5.4 3. 4.5 1.5] [ 6. 3.4 4.5 1.6] [ 6.7 3.1 4.7 1.5] [ 6.3 2.3 4.4 1.3] [ 5.6 3. 4.1 1.3] [ 5.5 2.5 4. 1.3] [ 5.5 2.6 4.4 1.2] [ 6.1 3. 4.6 1.4] [ 5.8 2.6 4. 1.2] [ 5. 2.3 3.3 1. ] [ 5.6 2.7 4.2 1.3] [ 5.7 3. 4.2 1.2] [ 5.7 2.9 4.2 1.3] [ 6.2 2.9 4.3 1.3] [ 5.1 2.5 3. 1.1] [ 5.7 2.8 4.1 1.3] [ 6.3 3.3 6. 2.5] [ 5.8 2.7 5.1 1.9] [ 7.1 3. 5.9 2.1] [ 6.3 2.9 5.6 1.8] [ 6.5 3. 5.8 2.2] [ 7.6 3. 6.6 2.1] [ 4.9 2.5 4.5 1.7] [ 7.3 2.9 6.3 1.8] [ 6.7 2.5 5.8 1.8] [ 7.2 3.6 6.1 2.5] [ 6.5 3.2 5.1 2. ] [ 6.4 2.7 5.3 1.9] [ 6.8 3. 5.5 2.1] [ 5.7 2.5 5. 2. ] [ 5.8 2.8 5.1 2.4] [ 6.4 3.2 5.3 2.3] [ 6.5 3. 5.5 1.8] [ 7.7 3.8 6.7 2.2] [ 7.7 2.6 6.9 2.3] [ 6. 2.2 5. 1.5] [ 6.9 3.2 5.7 2.3] [ 5.6 2.8 4.9 2. ] [ 7.7 2.8 6.7 2. ] [ 6.3 2.7 4.9 1.8] [ 6.7 3.3 5.7 2.1] [ 7.2 3.2 6. 1.8] [ 6.2 2.8 4.8 1.8] [ 6.1 3. 4.9 1.8] [ 6.4 2.8 5.6 2.1] [ 7.2 3. 5.8 1.6] [ 7.4 2.8 6.1 1.9] [ 7.9 3.8 6.4 2. ] [ 6.4 2.8 5.6 2.2] [ 6.3 2.8 5.1 1.5] [ 6.1 2.6 5.6 1.4] [ 7.7 3. 6.1 2.3] [ 6.3 3.4 5.6 2.4] [ 6.4 3.1 5.5 1.8] [ 6. 3. 4.8 1.8] [ 6.9 3.1 5.4 2.1] [ 6.7 3.1 5.6 2.4] [ 6.9 3.1 5.1 2.3] [ 5.8 2.7 5.1 1.9] [ 6.8 3.2 5.9 2.3] [ 6.7 3.3 5.7 2.5] [ 6.7 3. 5.2 2.3] [ 6.3 2.5 5. 1.9] [ 6.5 3. 5.2 2. ] [ 6.2 3.4 5.4 2.3] [ 5.9 3. 5.1 1.8]]