So I’m starting to look at these and I have a few questions/clarifications from more experienced people i.e @weefuzzy and @groma or anyone who has some insight. Please correct me where appropriate.
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t-sne is mostly concerned with distances between points. I don’t need to standardise the data but normalisation is important if i want to make features between analysis equally weighted…correct?
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should I standardise/normalise the input data for the isomap? Is it basically the same concerns as point 1?