ISO INTERNATIONAL STANDARD 16610-49 First edition 2015-06-01 Geometrical product specifications (GPS) - Filtration - Part 49: Morphological profile filters: Scale space techniques Spécification géométrique des produits (GPS) - Filtrage Partie 49: Filtres de profil morphologiques: Techniques d'analyse par espace d'échelle Reference number ISO 16610-49:2015(E) ISO International Organization for Standardization @ IS0 2015 =Zhejang Institute of Standardization 5956617 ted without license from IHS IS0 16610-49:2015(E) COPYRIGHT PROTECTED DOCUMENT IS0 2015, Published in Switzerland All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form 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 copyright office 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 Internationai ibr DrganizationforStandardization Not for Resale, 2015/8/7 05:27:30 No reproduction or networking permited without license from IHS IS0 16610-49:2015(E) Contents Page Foreword ..iv Introduction. ...vi 1 Scope. 2 Normative references 3 Terms and definitions ..1 4 General scale space background .2 4.1 General .2 4.2 Size and anti-size distributions .2 4.3 Alternating symmetrical filters .3 4.4 Nested mathematical models ..4 5 Recommendations. .4 5.1 Circular disk structuring element. .4 5.2 Horizontal line structuring element 1.5 5.3 Default scale space technique .5 6 Filter designation 5 Annex A (informative) Illustrative examples of scale space .6 Annex B (informative) Concept diagram .14 Annex C (informative) Relationship to the filtration matrix model ..15 Annex D (informative) Relationship to the GPS matrix model ..16 Bibliography. .17 ii icensee=Zhejiang Institute of Standardization 5956617 thout license from IHS