python Programming Glossary: asarray

http://stackoverflow.com/questions/1021721/generating-a-3d-captcha-pic

's draw.text convert to a NumPy array usint NumPy's asarray then render with Matplotlib . Requires Matplotlib maintenance.. X Y numpy.meshgrid range sz 0 range sz 1 Z 1 numpy.asarray img 255 fig pylab.figure ax axes3d.Axes3D fig ax.plot_wireframe..

These spectrum bands used to be judged by eye, how to do it programmatically?

http://stackoverflow.com/questions/10764569/these-spectrum-bands-used-to-be-judged-by-eye-how-to-do-it-programmatically

leastsq # Load the picture with PIL process if needed pic asarray Image.open spectrum.jpg # Average the pixel values along vertical..

FFT-based 2D convolution and correlation in Python

http://stackoverflow.com/questions/1100100/fft-based-2d-convolution-and-correlation-in-python

the ideal solution. From Example of 2D Convolution In 1 a asarray 1 2 3 ... 4 5 6 ... 7 8 9 In 2 b asarray 1 2 1 ... 0 0 0.. In 1 a asarray 1 2 3 ... 4 5 6 ... 7 8 9 In 2 b asarray 1 2 1 ... 0 0 0 ... 1 2 1 In 3 scipy.signal.fftconvolve a..

numpy all differing from builtin all

http://stackoverflow.com/questions/14391501/numpy-all-differing-from-builtin-all

except AttributeError wrap None result getattr asarray obj method args kwds if wrap if not isinstance result mu.ndarray.. kwds if wrap if not isinstance result mu.ndarray result asarray result result wrap result return result As generator expression.. which generates AttributeError finally ending up calling asarray on the generator expression From the documentation of numpy.asarray..

Numpy meshgrid in 3D

http://stackoverflow.com/questions/1827489/numpy-meshgrid-in-3d

5 0.1 xx yy np.meshgrid x y z np.sin xx 2 yy 2 xx 2 yy 2 x asarray x y asarray y numRows numCols len y len x # yes reversed x x.reshape.. np.meshgrid x y z np.sin xx 2 yy 2 xx 2 yy 2 x asarray x y asarray y numRows numCols len y len x # yes reversed x x.reshape 1 numCols.. for i arr in enumerate arrs slc 1 dim slc i lens i arr2 asarray arr .reshape slc for j sz in enumerate lens if j i arr2 arr2.repeat..

Python Imaging: YCbCr problems

http://stackoverflow.com/questions/2797102/python-imaging-ycbcr-problems

but when I grab the data out of the image using np.asarray I get 4 channels. Ok so I figure one must be alpha. Here is.. Data Test Penguins.bmp yIm pengIm.convert YCbCr testIm np.asarray yIm grey testIm 0 grey grey.astype 'uint8' greyIm im.fromarray.. that there is a problem with your conversion via numpy asarray or fromarray or in your numpy code because the sequence import..

NumPy, PIL adding an image

http://stackoverflow.com/questions/524930/numpy-pil-adding-an-image

_1.jpg' im2 Image.open ' Users rem7 Desktop _2.jpg' im1arr asarray im1 im2arr asarray im2 addition im1arr im2arr resultImage Image.fromarray.. ' Users rem7 Desktop _2.jpg' im1arr asarray im1 im2arr asarray im2 addition im1arr im2arr resultImage Image.fromarray addition..

Convert structured array to regular NumPy array

http://stackoverflow.com/questions/5957380/convert-structured-array-to-regular-numpy-array

f8' then I want to convert it to array 1. 4. 2. 1. I tried asarray and astype but that didn't work. UPDATE solved float32 f4 instead..

some Numpy functions return ndarray instead of my subclass

http://stackoverflow.com/questions/6190859/some-numpy-functions-return-ndarray-instead-of-my-subclass

into the code of fft and log10 I can see that they use asarray which strips the subclass and returns an ndarray explaining..