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2-level-linear-Regression_batteryLife.py
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2-level-linear-Regression_batteryLife.py
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def batterLife_chargeLessThen4(chargeTime):
import numpy as np
trainDataArr = np.genfromtxt("trainingdata_batteryLife.txt", delimiter = ",")
trainDataArr = trainDataArr[trainDataArr[ :,0] <= 4]
trainData = trainDataArr[:, 0]
trainData = trainData.reshape(-1,1)
trainValue = trainDataArr[:,1]
testData = np.array(chargeTime)
testData = testData.reshape(-1,1)
from sklearn.preprocessing import PolynomialFeatures
from sklearn import linear_model
# Plot outputs
import matplotlib.pyplot as plt
plt.scatter(trainData, trainValue, color='black')
plt.xticks(())
plt.yticks(())
plt.show()
# Fit regression model
poly = PolynomialFeatures(degree = 1)
trainData_ = poly.fit_transform(trainData)
testData_ = poly.fit_transform(testData)
clf = linear_model.LinearRegression()
clf.fit(trainData_, trainValue)
return clf.predict(testData_)
def batterLife_chargeMoreThan4(chargeTime):
import numpy as np
trainDataArr = np.genfromtxt("trainingdata_batteryLife.txt", delimiter = ",")
trainDataArr = trainDataArr[trainDataArr[ :,0] > 4]
trainData = trainDataArr[:, 0]
trainData = trainData.reshape(-1,1)
trainValue = trainDataArr[:,1]
testData = np.array(chargeTime)
testData = testData.reshape(-1,1)
from sklearn.preprocessing import PolynomialFeatures
from sklearn import linear_model
# Plot outputs
import matplotlib.pyplot as plt
plt.scatter(trainData, trainValue, color='black')
plt.xticks(())
plt.yticks(())
plt.show()
# Fit regression model
poly = PolynomialFeatures(degree = 1)
trainData_ = poly.fit_transform(trainData)
testData_ = poly.fit_transform(testData)
clf = linear_model.LinearRegression()
clf.fit(trainData_, trainValue)
return clf.predict(testData_)
#!/bin/python3
#import sys
# chargeTime = float(input().strip())
chargeTime = 5
if chargeTime <= 4:
batterLifePredict = batterLife_chargeLessThen4(chargeTime)
print(batterLifePredict[0])
else:
batterLifePredict = batterLife_chargeMoreThan4(chargeTime)
print(batterLifePredict[0])