KNN Örnek 2
import numpy as np
import matplotlib.pyplot as plt
import pandas as pd
import statistics
df = pd.read_csv('veri/ornek_1.csv')
giris=df.iloc[:,0:2]
cikis=df.iloc[:,2]
from sklearn.neighbors import KNeighborsClassifier
siniflandirici = KNeighborsClassifier(n_neighbors=3)
siniflandirici.fit(giris, cikis)
print(statistics.stdev(giris['Kilo']))
aranan = {'Boy':[170],'Kilo':[60]}
aranan_data=pd.DataFrame(aranan)
tahmin_y=siniflandirici.predict(aranan_data)
plt.scatter(giris['Boy'],giris['Kilo'],c=cikis)
plt.plot(aranan_data['Boy'],aranan_data['Kilo'],'r*')