In [6]:
import numpy as np
import pandas as pd
# visualization libraries
import matplotlib.pyplot as plt
# plot the visuals in ipython
%matplotlib inline
In [24]:
df = pd.read_csv('./nlr_data.txt', delim_whitespace=True, skipinitialspace=True)
x = np.arange(64) + 1
y = df['y']
y1 = 1778.341871 * x**0.9533227053
y2 = 1446.523183 * x + 1747.977868
ydiff = y1 - y
ysqrd = ydiff*ydiff
ysum = ysqrd.sum()
print ysum
plt.plot(df['x'], df['y'], 'r.')
plt.plot(x, y2, 'b-')
plt.show()