Original Message:   Re: Scientific Approach -- Fourier Transform !!
That term takes me back to a time I knew about arrays and vectors. Sigh. But thank you very much for the rundown. Same techniques are being used on ceramic sherds to mark composition of body and glaze, with beginnings of being able to distinguish geographic areas from which materials were obtained. Great help! Snap Copyright 2024 All rights reserved by Bead Collector Network and its users

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