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    Thread: nanmean - np - np.mean - errror
Post: RE: nanmean - np - np.mean - errror
Works fine. It was due to my incorrect inputs to PCA finding method. The PCAs do give a mean of zero over the whole dataset you give it. You have to select the correct label to get the two different P...
 venkim_python Data Science 4 6,171 Nov-30-2016, 08:29 AM
    Thread: nanmean - np - np.mean - errror
Post: RE: nanmean - np - np.mean - errror
Sparkz_alot, Thanks for the response. Yes. That is exactly right. There are about 13,000+ rows. I have to use numpy - I do use code similar to yours - for cross check. I am learning numpy, scipy for ...
 venkim_python Data Science 4 6,171 Nov-28-2016, 05:52 PM
    Thread: nanmean - np - np.mean - errror
Post: nanmean - np - np.mean - errror
I have fairly simple code to calculate mean. Basically I am reading mnist data, find the PCA and finding the mean of PCA1 and PCA2. The first few columns of PCA1, PCA2 are shown below. I am trying to ...
 venkim_python Data Science 4 6,171 Nov-28-2016, 07:22 AM

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