Yarn periodical errors determination using three signal processing approaches

This paper presents a study developed for identifying the type and location of yarn periodical errors applying three different signal processing approaches based on FFT – Fast Fourier Transform, FWHT – Fast Walsh – Hadamard Transform and FDFI – Fast Impulse Frequency Determination. Commercial equipm...

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Bibliographic Details
Main Author: Carvalho, Vítor (author)
Other Authors: Belsley, M. (author), Vasconcelos, Rosa (author), Soares, Filomena (author)
Format: article
Language:eng
Published: 2013
Subjects:
Yarn periodical errors
Yarn irregularities
Yarn hairiness
Walsh – Hadamard
Impulse frequency determination
Engenharia e Tecnologia::Engenharia dos Materiais
Online Access:http://hdl.handle.net/1822/42654
Country:Portugal
Oai:oai:repositorium.sdum.uminho.pt:1822/42654

Internet

http://hdl.handle.net/1822/42654

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