ISO INTERNATIONAL STANDARD 19144-2 Second edition 2023-12 Geographic information Classification systems Part 2: Land Cover Meta Language (LCML) Information géographique - Systemes de classification - Partie 2: Meétalangage pour I'occupation des sols (LCML) Reference number ISO 19144-2:2023(E) osi IS02023 IS0 19144-2:2023(E) COPYRIGHT PROTECTED DOCUMENT @IS02023 All rights reserved. Unless otherwise specified, or required in the context of its implementation, 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 or ISo's member body in the country of the requester. ISO copyright office CP 401 · Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: [email protected] Website: www.iso.org Published in Switzerland i @ IS0 2023 - All rights reserved IS0 19144-2:2023(E) Contents Page Foreword .vi Introduction. .vii 1 Scope. 2 Normative references 3 Terms, definitions and abbreviated terms. 3.1 Terms and definitions. ..1 3.2 Abbreviated terms... 4 Conformance ..4 4.1 Conformance requirements and testing ..4 4.2 Conformance classes. 4.3 Conformance class 1 - - Description of a Land Cover classification system .4 4.4 Conformance class 2 - Comparison of Land Cover classification systems. ..4 5 Notation ..4 6 Context. 7 Conceptual basis ..7 7.1 Definition adopted for Land Cover .7 7.2 Geometric aspects of classification. 7.3 Relationship to Land Use. ..8 7.4 LCML approach to class definition .8 7.4.1 LCML basic principle. ..8 7.4.2 Land cover classification system design criteria ..8 7.4.3 General rules for classification. .9 7.4.4 Land cover metalanguage-elements 9 7.4.5 Layering. .9 7.4.6 Packages. .9 8 LCML objects .10 8.1 Overview of LCML objects. .. 10 8.2 Relation to IS0 19144-1 .11 8.3 Composition of a LC_LandCover object 8.4 ElementsoftheLCMLmetamodel .12 8.5 High level structure. .12 8.5.1 High level structure subtypes. ..12 8.5.2 High level structure classes. ..12 8.6 Land Cover Meta Language object structure ..13 8.6.1 Land Cover Meta Language object structure subtypes .13 8.6.2 Land Cover Meta Language object structure classes 16 8.7 LC Element 24 8.7.1 LC_Element subtypes 24 8.7.2 LC_Element classes. .25 8.8 LC_VegetationElement 25 8.8.1 LC_VegetationElement subtypes. 25 8.8.2LC_VegetationElement classes 25 8.9 LC_GrowthForm. .26 8.9.1 LC_GrowthForm subtypes. 26 8.9.2 LC_GrowthForm classes 27 8.10 LC_WoodyGrowthForm 28 8.10.1 LC_WoodyGrowthForm subtypes. 28 8.10.2 Lc_WoodyGrowthForm classes 29 8.11 LC_HerbaceousGrowthForm.. 32 8.11.1 LC_HerbaceousGrowthForm subtypes 32 8.11.2 LC_HerbaceousGrowthForm classes 32 IS0 2023 - All rights reserved iii IS0 19144-2:2023(E) 8.12 LC_LichenAndMoss .34 8.12.1 LC_LichenAndMoss subtypes 34 8.12.2 LC_LichenAndMoss classes. 34 8.13 LC_AbioticElement. .35 8.13.1 LC_AbioticElement subtypes 35 8.13.2 LC_AbioticElement classes. .35 8.14 LC_ArtificialSurfaceElement. 36 8.14.1 LC_ArtificialSurfaceElement subtypes 36 8.14.2 LC_ArtificialSurface classes.. 36 8.15 LC_NaturalSurfaceElement. 36 8.15.1 LC_NaturalSurfaceElement subtypes 36 8.15.2 LC_NaturalSurfaceElement classes 37 8.16 LC_WaterBodyAndAssociatedSurfaceElement. 37 8.16.1 LC_WaterBodyAndAssociatedSurfaceElement subtypes 37 8.16.2 LC_WaterBodyAndAssociatedSurfaceElement classes 38 8.17 LC_BuiltUpSurface 41 8.17.1 Lc_BuiltUpSurface subtypes 41 8.17.2 LC_BuiltUpSurface classes.. 42 8.18 LC_NonBuiltUpSurface. 43 8.18.1 LC_NonBuiltUpSurface subtypes 43 8.18.2 LC_NonBuiltUpSurface classes. 44 8.19 LC_RocksSurfaceElement. 45 8.19.1 LC_RocksSurface subtypes 45 8.19.2 LC_RocksSurfaceElement classes. 45 8.20 LC_SoilSandDepositsSurfaceElement. 46 8.20.1 LC_SoilSandDepositsSurfaceElement subtypes 46 8.20.2 LC_SoilSandDepositsSurfaceElement classes 47 8.21 LC_ClassCharacteristi.. .50 8.21.1 LC_ClassCharacteristic subtypes 50 8.21.2 LC_ClassCharacteristic classes. 51 8.22 LCLandCoverElementCharacteristic 53 8.22.1 LC_LandCo