python Programming Glossary: np.random.normal

http://stackoverflow.com/questions/12343271/scipy-instead-of-gnu-octave

func x a b c ... return a x 2 b c np.sin x ... ynoisy y np.random.normal 0 0.2 size len x popt pcov scipy.optimize.curve_fit func x ynoisy.. with error bars and fitted function xerr 0.5 yerr abs np.random.normal 0.3 10.0 fitted_data func x popt # using the simplified non..

Solve equation with a set of points

http://stackoverflow.com/questions/18619131/solve-equation-with-a-set-of-points

to the fake data to make it more realistic. . . yn y 0.2 np.random.normal size len x #fit the data return the best fit parameters and..

Solving non-linear equations in python

http://stackoverflow.com/questions/19542801/solving-non-linear-equations-in-python

x y z np.random.random 3 nobservations noise noise_level np.random.normal 0 noise_level nobservations f func x y z a b c noise return..

Fitting a line in 3D

http://stackoverflow.com/questions/2298390/fitting-a-line-in-3d

np.newaxis axis 1 # Perturb with some Gaussian noise data np.random.normal size data.shape 0.4 # Calculate the mean of the points i.e...

NumPy: calculate averages with NaNs removed

http://stackoverflow.com/questions/5480694/numpy-calculate-averages-with-nans-removed

numpy as np from scipy.stats.stats import nanmean dat np.random.normal size 1000 1000 ii np.ix_ np.random.randint 0 99 size 50 np.random.randint..

Smoothing Data in Contour Plot with Matlibplot

http://stackoverflow.com/questions/8055489/smoothing-data-in-contour-plot-with-matlibplot

as ndimage X Y np.mgrid 70 70 70 70 Z np.cos X 2 Y 2 200. np.random.normal size X.shape # Increase the value of sigma to increase the amount..