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Occupancy_Detection.py
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Occupancy_Detection.py
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# -*- coding: utf-8 -*-
#import numpy as np
import pandas as pd
from sklearn.tree import DecisionTreeClassifier
from sklearn.metrics import accuracy_score
from sklearn.neural_network import MLPClassifier
from sklearn.linear_model import LogisticRegression
import seaborn as sb
import time
import matplotlib.pyplot as plt
##########################################00#########################################
Algorithms=['Decision Tree','ANN','Logistic Regression']
training_time =[]
test1_time=[]
test2_time=[]
test1_accur=[]
test2_accur=[]
##Read Train Dataset###
ds_train = pd.read_csv('datatraining10.csv' ,index_col ='date' ,parse_dates = True)
###Split train Data into X,and Label y
X_train = ds_train.iloc[:,2:6]
y_train=ds_train.iloc[:,6]
##Read Test Dataset##
ds_test1 = pd.read_csv('datatest10.csv',index_col ='date' ,parse_dates = True )
X_test1 = ds_test1.iloc[:,2:6]
y_test1=ds_test1.iloc[:,6]
###Delete unconcerned colomn
del ds_train['Unnamed: 0']
del ds_test1['Unnamed: 0']
##count Y labels
ds_train['Occupancy'].value_counts()
sb.countplot(x=ds_train['Occupancy'],data = ds_train,palette='hls')
plt.show();
plt.savefig('count_plot')
##show features effect (mean) on occupancy
ds_train.groupby('Occupancy').mean()
###Visualization #######
ds_train['Temperature'].plot()
ds_train['Humidity'].plot()
ds_train['Light'].plot()
ds_train['CO2'].plot()
ds_train['HumidityRatio'].plot()
ds_train['Occupancy'].plot()
###Feature Engineering###
###Count null value(indesirable values)
ds_train.isnull().sum() #compter le nombre nan
ds_test1.isnull().sum()
#####Scaling training & Test Data
from sklearn.preprocessing import StandardScaler
sc = StandardScaler()
X_train = sc.fit_transform(X_train)
X_test1 = sc.transform(X_test1)
pd.crosstab( ds_train['Temperature'],ds_train['Occupancy']).plot()
pd.crosstab( ds_train['CO2'],ds_train['Occupancy']).plot()
pd.crosstab( ds_train['Light'],ds_train['Occupancy']).plot()
pd.crosstab( ds_train['Humidity'],ds_train['Occupancy']).plot()
pd.crosstab( ds_train['HumidityRatio'],ds_train['Occupancy']).plot()
plt.title ('Occupancy Frequence')
plt.savefig('Ocuupancy_Frequence')
####let's start applying some Algo###
############################################01#########################################
print('Decision Tree')
c1 =time.clock()
cls = DecisionTreeClassifier()
cls = cls.fit(X_train,y_train)
c2 =time.clock()
print('Learning time: ',c2-c1)
training_time.append(c2-c1)
c1 =time.clock()
res1 =cls.predict( X_test1)
scores1 = accuracy_score(y_test1, res1)
c2 =time.clock()
print('Prediction time for the first set: ',c2-c1)
print('Prediction accuracy First set: ',scores1)
test1_time.append(c2-c1)
test1_accur.append(scores1)
##calssification report####
from sklearn.metrics import classification_report
print (classification_report (y_test1, res1))
# Making the Confusion Matrix Metrics --> quality of prediction
from sklearn.metrics import confusion_matrix
cm1 = confusion_matrix(y_test1, res1)
print(cm1)
##################################### ANN ##############################################"
print('ANN')
c1 =time.clock()
cls = MLPClassifier(hidden_layer_sizes=(300,300,300,300),activation ='relu',solver='sgd',batch_size= 200,learning_rate='adaptive',shuffle=True,verbose=False)
cls = cls.fit(X_train,y_train)
c2 =time.clock()
print('Learning time: ',c2-c1)
training_time .append(c2-c1)
c1 =time.clock()
res3 =cls.predict( X_test1)
scores1 = accuracy_score(y_test1, res3)
c2 =time.clock()
print('Prediction time for the first set: ',c2-c1)
print('Prediction accuracy First set: ',scores1)
test1_time.append(c2-c1)
test1_accur.append(scores1)
# Making the Confusion Matrix Metrics --> quality of prediction
from sklearn.metrics import confusion_matrix
cm2 = confusion_matrix(y_test1, res3)
print(cm2)
##################################### Logistic Regression ##############################################"
print('Logistic Regression')
c1 =time.clock()
classifier = LogisticRegression(solver ='sag' )
classifier.fit(X_train, y_train)
c2 =time.clock()
print('Learning time: ',c2-c1)
training_time .append(c2-c1)
c1 =time.clock()
# Predicting the Test set results
res4 = classifier.predict(X_test1)
scores1 = accuracy_score(y_test1, res4)
scores1
c2 =time.clock()
print('Prediction time for the first set: ',c2-c1)
print('Prediction accuracy First set: ',scores1)
test1_time.append(c2-c1)
test1_accur.append(scores1)
##wights
print(classifier.coef_)
# Making the Confusion Matrix Metrics --> quality of prediction
from sklearn.metrics import confusion_matrix
cm3 = confusion_matrix(y_test1, res4)
print(cm3)
#####################################Viz#####################################
plt.bar(range(len(training_time)), training_time, align='center')
plt.xticks(range(len(training_time)), Algorithms, size='small')
plt.title('Training Time')
plt.show()
plt.bar(range(len(test1_time)), test1_time, align='center')
plt.xticks(range(len(test1_time)), Algorithms, size='small')
plt.title('Test Time')
plt.show()
plt.bar(range(len(test1_accur)), test1_accur, align='center')
plt.xticks(range(len(test1_accur)), Algorithms, size='small')
plt.title('test Accuracy')
plt.show()