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Thank you.
Thank you for your answer. But the result needs 10 mean and 10 standard devieation. You can image that every column is a feature and every feature has it own mean and deviation.
Thanks a lot.
All methods in the page I have tried. But none of them can work.
When I put a new question, the community banned it. Because it said there are similar questions, having a part of the same code. The community asked me to change the questions or add replies. I have no choice but to edit the original question.