Automatisk detektering av akustiska resonansfrekvenser i trästockar

In order to measure the quality of the logs, one can with help of Fast Fourier Transform technique get the signals resonance peaks. With help of these peaks you can see whether the quality of a tree is good or bad. This report contains the work of a where a program has been developed to be able to p...

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Bibliographic Details
Main Author: Jonsson, David
Format: Others
Language:Swedish
Published: Uppsala universitet, Signaler och System 2012
Subjects:
Online Access:http://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-181499