ISO INTERNATIONAL STANDARD 16610-30 First edition 2015-10-01 Geometrical product specifications (GPS) 一 Filtration - Part 30: Robust profile filters: Basic concepts Spécification géométrique des produits (GPS) - Filtrage Partie 3o: Filtres de profil robustes: Concepts de base Reference number IS0 16610-30:2015(E) SO International Organization for Standardization @ IS0 2015 Institute of S ed without license from IHS IS0 16610-30:2015(E) COPYRIGHTPROTECTEDDOCUMENT IS02015,PublishedinSwitzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISO's member body in the country of the requester. IsO copyrightoffice Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +41 22 749 09 47 [email protected] www.iso.org PrganizationforStandardization etworking permitted without license from IHS IS0 16610-30:2015(E) Contents Page Foreword ..iv Introduction. ...vi 1 Scope. 2 Normative references 3 Terms and definitions 4 Robustness. .5 4.1 General .5 4.2 Metric-based methods .6 4.3 Statistical-based methods .6 4.3.1 General. ..6 4.3.2 M-estimator .6 4.3.3 Bayesian estimator. .6 4.4 Pre-processing methods .6 4.4.1 General .6 4.4.2 Scale-space pre-processing. .7 4.4.3 Wavelet pre-processing. .7 Annex A (informative) Illustrative data sets - Input of profile discontinuities ..8 Annex B (informative) Concept diagram ..11 Annex C (informative) Relationship to the filtration matrix model ..12 Annex D (informative) Relation to the GPS matrix model .13 Bibliography .14 iii andardization 5956617 vided by IHS under thout license from IHS