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Best fit on profile of a line (technical question)

Hello,

Does anyone have a useful link to learn more about the least squares best fit. I'm looking forward to do manual calculations for a line profile data set.

Thanks,
Parents
  • I think it's because of the deviations along z.
    On theo values, there's a variation between 5 and 33 mm, so the vectors shouldn't be <0,0,1>.
    Projecting along the vector or calculating the distance "point to point" (meas to theo) give very different results because the distance are not measured along the same direction.
Reply
  • I think it's because of the deviations along z.
    On theo values, there's a variation between 5 and 33 mm, so the vectors shouldn't be <0,0,1>.
    Projecting along the vector or calculating the distance "point to point" (meas to theo) give very different results because the distance are not measured along the same direction.
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