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python Programming Glossary: maskedNumPy or Pandas: Keeping array type as integer while having a NaN value http://stackoverflow.com/questions/11548005/numpy-or-pandas-keeping-array-type-as-integer-while-having-a-nan-value False and this did not help. I also tried using NumPy masked arrays with NaN fill_value which also did not work. All of these..
What is the difference between Python's 'Extras' and 'site-packages' directories? http://stackoverflow.com/questions/14881205/what-is-the-difference-between-pythons-extras-and-site-packages-directories or should the 'Extras' versions be left alone and simply masked by those in 'site packages' 1 System Library Frameworks Python.framework..
numpy 3d to 2d transformation based on 2d mask array http://stackoverflow.com/questions/15469302/numpy-3d-to-2d-transformation-based-on-2d-mask-array to alternative ways to accomplish this e.g. using boolean masked arrays . However I like the safety that I get using these index..
Logarithmic y-axis bins in python http://stackoverflow.com/questions/17952279/logarithmic-y-axis-bins-in-python
How can I plot NaN values as a special color with imshow in matplotlib? http://stackoverflow.com/questions/2578752/how-can-i-plot-nan-values-as-a-special-color-with-imshow-in-matplotlib share improve this question Hrm it appears I can use a masked array to do this masked_array np.ma.array a mask np.isnan a.. Hrm it appears I can use a masked array to do this masked_array np.ma.array a mask np.isnan a cmap matplotlib.cm.jet cmap.set_bad.. a cmap matplotlib.cm.jet cmap.set_bad 'w' 1. ax.imshow masked_array interpolation 'nearest' cmap cmap This should suffice..
Resampling irregularly spaced data to a regular grid in Python http://stackoverflow.com/questions/3864899/resampling-irregularly-spaced-data-to-a-regular-grid-in-python mpl_toolkits.natgrid. My issue is that I get back a masked array where most of the entries are nan instead of an array..
Auto-Completion In wxPython wxComboBox http://stackoverflow.com/questions/4051988/auto-completion-in-wxpython-wxcombobox tried to make a ComboBox do it with no luck I've tried the masked ComboBoxes and have even tried to subclass the ComboCrtl but..
mask a 2D numpy array based on values in one column http://stackoverflow.com/questions/4625744/mask-a-2d-numpy-array-based-on-values-in-one-column is I want 2 4 1 3 1 5 Is this possible to do using numpy masked array operations How can one do it Thanks. python arrays numpy.. np.ma.MaskedArray a mask np.ones_like a a 0 1 .T # Returns masked_array data 2 4 1 3 1 5 mask True True True False False False..
NumPy: calculate averages with NaNs removed http://stackoverflow.com/questions/5480694/numpy-calculate-averages-with-nans-removed share improve this question I think what you want is a masked array dat np.array 1 2 3 4 5 nan nan 6 nan nan nan nan mdat.. np.array 1 2 3 4 5 nan nan 6 nan nan nan nan mdat np.ma.masked_array dat np.isnan dat mm np.mean mdat axis 1 print mm.filled.. 0 99 size 50 dat ii np.nan method1 mdat np.ma.masked_array dat np.isnan dat mm np.mean mdat axis 1 mm.filled np.nan..
Defining the midpoint of a colormap in matplotlib http://stackoverflow.com/questions/7404116/defining-the-midpoint-of-a-colormap-in-matplotlib than 0 elif vmin vmax result.fill 0 # Or should it be all masked Or 0.5 else vmin float vmin vmax float vmax if clip mask ma.getmask..
comparing python with c/fortran http://stackoverflow.com/questions/9439869/comparing-python-with-c-fortran end of a large optimization chain. The difference is often masked by a much stronger effect memory bandwith. As soon as you start..
How do i fill “holes” in an image? http://stackoverflow.com/questions/9478347/how-do-i-fill-holes-in-an-image on these images like stars or aeroplane streaks that are masked out. I don't just want to fill the masked areas with some mean.. streaks that are masked out. I don't just want to fill the masked areas with some mean value but to interpolate them according..
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