Machine Learning onramp section 2.6

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AG 2020-6-6

评论： ZENG SIYU 2021-4-19

Hi all, I am stuck on the further practice part of section 2.6 in the Machine Learning onramp course.

Can someone please post the solution for this?

AG 2020-6-7

by 'feature space' they mean plot (duration, aspect ratio)

I'm new to matlab and unsure how use the index of the vector iswrong to index into testdata and predictions

I image a plot of the miscategorized points in a plot of gplotmatrix

screenshot of the question below! many thanks for your help!

ZENG SIYU 2021-4-19

I have seen this reference answer on the internet. Please check it.

wrongdata = [testdata.AspectRatio,testdata.Duration] %Get data from unsuccessful classification letters

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