{"id":5667,"date":"2020-06-25T12:07:58","date_gmt":"2020-06-25T10:07:58","guid":{"rendered":"https:\/\/app.lib.uliege.be\/guide_catalo\/?p=5667"},"modified":"2024-03-04T10:48:29","modified_gmt":"2024-03-04T09:48:29","slug":"lrm-un-modele-entite-relation","status":"publish","type":"post","link":"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/","title":{"rendered":"LRM, un mod\u00e8le entit\u00e9 &#8211; relation"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">Table des mati\u00e8res<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Introduction\" >Introduction<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Les_taches_utilisateurs\" >Les t\u00e2ches utilisateurs<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Les_entites\" >Les entit\u00e9s<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Tableau_hierarchique_des_entites\" >Tableau hi\u00e9rarchique des entit\u00e9s<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Les_attributs\" >Les attributs<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Les_relations\" >Les relations<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Modelisations\" >Mod\u00e9lisations<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Relations_entre_Oeuvre_Expression_Manifestation_Item\" >Relations entre Oeuvre, Expression, Manifestation, Item<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Relations_entre_Agents_et_Oeuvre_Expressions_Manifestations_et_Items\" >Relations entre Agents et Oeuvre, Expressions, Manifestations et Items<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Relations_de_sujet_et_dappellation\" >Relations de sujet et d&rsquo;appellation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Relations_entre_agents\" >Relations entre agents<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Entites2\" >Entit\u00e9s[2]<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Exemples_de_cas_dutilisation\" >Exemples de cas d&rsquo;utilisation<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#LRM_et_RDA\" >LRM et RDA<\/a><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><ul class='ez-toc-list-level-6' ><li class='ez-toc-heading-level-6'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/services.lib.uliege.be\/guide_catalo\/lrm-un-modele-entite-relation\/#Pour_aller_plus_loin%E2%80%A6\" >Pour aller plus loin&#8230;<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Introduction\"><\/span>Introduction<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p><strong>LRM <\/strong>(Library reference model) est un <strong>mod\u00e8le de r\u00e9f\u00e9rence conceptuel<\/strong> <sup id=\"1r\">[<a href=\"#2a\">1<\/a>]<\/sup>  \u00e9labor\u00e9 par l&rsquo;IFLA. Ce <strong>mod\u00e8le entit\u00e9 &#8211; relation<\/strong> d\u00e9crit et structure les <strong>m\u00e9tadonn\u00e9es bibliographiques<\/strong> afin d&rsquo;int\u00e9grer au mieux l&rsquo;environnement des Linked Data (<strong>Web de donn\u00e9es<\/strong>).<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"795\" height=\"864\" src=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/11\/image.png\" alt=\"\" class=\"wp-image-7641\" srcset=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/11\/image.png 795w, https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/11\/image-276x300.png 276w, https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/11\/image-768x835.png 768w\" sizes=\"auto, (max-width: 795px) 100vw, 795px\" \/><figcaption class=\"wp-element-caption\"><a rel=\"noreferrer noopener\" href=\"https:\/\/repository.ifla.org\/bitstream\/123456789\/1703\/1\/IFLA-LRM-traduction-francaise.pdf\" target=\"_blank\">https:\/\/repository.ifla.org\/bitstream\/123456789\/1703\/1\/IFLA-LRM-traduction-francaise.pdf<\/a><\/figcaption><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-white-color has-css-opacity has-white-background-color has-background\"\/>\n\n\n\n<p>Il s&rsquo;agit de la <strong>consolidation des mod\u00e8les<\/strong> conceptuels d\u00e9velopp\u00e9s s\u00e9par\u00e9ment : <strong>FRBR <\/strong>(<em>Functional Requirements for Bibliographic Records<\/em>), <strong>FRAD <\/strong>(<em>Functional Requirements for Authority Data<\/em>), <strong>FRSAD <\/strong>(<em>Functional Requirements for Subject Authority Data<\/em>). Cette consolidation permet un mod\u00e8le unique pour le traitement des ressources et la gestion des autorit\u00e9s, et lisse les incoh\u00e9rences entres les trois mod\u00e8les pr\u00e9c\u00e9demment distincts. Il int\u00e8gre en outre la mod\u00e9lisation des agr\u00e9gats (ouvrages regroupant plusieurs oeuvres) et des ressources continues.<\/p>\n\n\n\n<p>Les <strong>entit\u00e9s<\/strong>, <strong>attributs <\/strong>et <strong>relations <\/strong>qui sont d\u00e9finis dans le mod\u00e8le sont choisis dans le but de permettre \u00e0 un syst\u00e8me d\u2019information fond\u00e9 sur ce mod\u00e8le d\u2019accomplir les t\u00e2ches pour des groupes d\u2019utilisateurs divers, tels les \u00e9tudiants, chercheurs, et n&rsquo;importe quel utilisateur final, mais aussi le staff des biblioth\u00e8ques, les \u00e9diteurs, distributeurs, vendeurs&#8230; <\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Les_taches_utilisateurs\"><\/span>Les t\u00e2ches utilisateurs<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Trouver : <\/strong>Rechercher tout crit\u00e8re pertinent afin de rassembler des informations sur une ou plusieurs ressources pr\u00e9sentant un int\u00e9r\u00eat<\/li>\n\n\n\n<li><strong>Identifier : <\/strong>Comprendre clairement la nature des ressources trouv\u00e9es et faire la distinction entre des ressources similaires<\/li>\n\n\n\n<li><strong>S\u00e9lectionner :<\/strong> D\u00e9terminer l\u2019adaptation de la ressource trouv\u00e9e et choisir (en acceptant ou rejetant) des ressources sp\u00e9cifiques<\/li>\n\n\n\n<li><strong>Obtenir : <\/strong>Acc\u00e9der au contenu de la ressource<\/li>\n\n\n\n<li><strong>Naviguer : <\/strong>D\u00e9couvrir des ressources en utilisant les relations qui existent elles et les situer dans un contexte<\/li>\n<\/ul>\n\n\n\n<p>Les t\u00e2ches \u00e9nonc\u00e9es ci-dessus sont formul\u00e9es du point de vue de l\u2019utilisateur final. Quant au terme \u00abressource\u00bb, il est, ici, utilis\u00e9 dans un sens tr\u00e8s large et recouvre n\u2019importe laquelle des entit\u00e9s d\u00e9finies dans le mod\u00e8le.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Les_entites\"><\/span>Les entit\u00e9s <span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Une entit\u00e9 est une classe ou une cat\u00e9gorie abstraite d\u2019objets conceptuels. Les entit\u00e9s servent de domaine et de codomaine aux relations que le mod\u00e8le fait ressortir.<\/p>\n\n\n\n<p>Nous connaissons d\u00e9j\u00e0 la plupart de ces concepts, l&rsquo;attention sera donc port\u00e9e sur les nouvelles entit\u00e9s \u00ab\u00a0Res\u00a0\u00bb, \u00ab\u00a0Nomen\u00a0\u00bb, \u00ab\u00a0Lieu\u00a0\u00bb et \u00ab\u00a0temps\u00a0\u00bb.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Tableau_hierarchique_des_entites\"><\/span>Tableau hi\u00e9rarchique des entit\u00e9s<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>LRM-E1<\/strong><strong>Res<\/strong> : Toute entit\u00e9 pr\u00e9sente dans l\u2019univers du discours\n<ul class=\"wp-block-list\">\n<li><strong>LRM-E2  \u0152uvre<\/strong><\/li>\n\n\n\n<li><strong>LRM-E3  Expression<\/strong><\/li>\n\n\n\n<li><strong>LRM-E4  Manifestation<\/strong><\/li>\n\n\n\n<li><strong>LRM-E5  Item<\/strong><\/li>\n\n\n\n<li><strong>LRM-E6  Agent<\/strong> : Entit\u00e9 \u00e0 m\u00eame d\u2019exercer des relations de responsabilit\u00e9 sur des \u0153uvres, des expressions, des manifestations ou des items (superclasse de Personne et de Groupe)\n<ul class=\"wp-block-list\">\n<li><strong>LRM-E7  Personne<\/strong> : Individu<\/li>\n\n\n\n<li><strong>LRM-E8  Groupe<\/strong> : Ensemble ou organisation de personnes utilisant un nom particulier et agissant comme une unit\u00e9 (comporte les types Famille et Collectivit\u00e9)<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>LRM-E9  Nomen<\/strong> : Tout signe ou combinaison de signes permettant de faire r\u00e9f\u00e9rence \u00e0 une entit\u00e9 (comporte le type Identifiant)<\/li>\n\n\n\n<li><strong>LRM-E10  Lieu <\/strong>: Portion d\u2019espace d\u00e9termin\u00e9e<\/li>\n\n\n\n<li><strong>LRM-E11<\/strong>  <strong>Laps de temps<\/strong> : Plage temporelle ayant un d\u00e9but, une fin et une dur\u00e9e<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>Le mod\u00e8le structure les entit\u00e9s avec des relations hi\u00e9rarchiques (superclasses).  Toute instance d\u2019une entit\u00e9 sous-classe est \u00e9galement une instance de la superclasse. Cela permet de simplifier le mod\u00e8le et d&rsquo;\u00e9viter les r\u00e9p\u00e9titions d\u2019attributs et de relations une fois d\u00e9finis. <br><em>Par exemple :<\/em> l\u2019entit\u00e9 personne est une sous-classe de l\u2019entit\u00e9 agent (la personne est un agent), toute relation ou attribut qui s\u2019applique \u00e0 l\u2019entit\u00e9 agent s\u2019applique donc \u00e9galement \u00e0 l\u2019entit\u00e9 personne. L\u2019inverse n\u2019est pas vrai.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Les_attributs\"><\/span>Les attributs<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Des attributs, ou des propri\u00e9t\u00e9s, sont d\u00e9finis pour chaque entit\u00e9 et servent \u00e0 en d\u00e9finir plus pr\u00e9cis\u00e9ment le champ d\u2019application.<\/p>\n\n\n\n<p>Par exemple, des attributs de l&rsquo;entit\u00e9 Manifestation sont la cat\u00e9gorie de support ou le nombre de volumes ; des attributs de l&rsquo;entit\u00e9 Item sont sa localisation ou les droits d&rsquo;utilisation qui lui sont appliqu\u00e9s ; des attributs de l&rsquo;entit\u00e9 Agent sont la langue qu&rsquo;il utilise dans la cr\u00e9ation d&rsquo;une expression, ou sa profession (pour l&rsquo;entit\u00e9 Personne)&#8230;<\/p>\n\n\n\n<p>Prenons comme exemple les attributs de l&rsquo;entit\u00e9 Agent :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>LRM-E6 Agent<\/strong>\n<ul class=\"wp-block-list\">\n<li>LRM-E6-A1 Informations de contact<\/li>\n\n\n\n<li>LRM-E6-A2 Champs d&rsquo;activit\u00e9<\/li>\n\n\n\n<li>LRM-E6-A3 Langue<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Les_relations\"><\/span>Les relations<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Les relations entre Oeuvres, Expressions, Manifestations et Items sont au centre du mod\u00e8le, elles sont consid\u00e9r\u00e9es comme obligatoires. On encourage \u00e9galement d&rsquo;autres relations, par exemple entre agents, ou toute autre relation qui permette d&rsquo;augmenter les possibilit\u00e9s de d\u00e9couverte pour l&rsquo;utilisateur final.<\/p>\n\n\n\n<p>Les diff\u00e9rents types de relations sont les relations centrales, d&rsquo;appellation, de responsabilit\u00e9, de sujet, de lieu et de laps de temps. La plupart sont mod\u00e9lis\u00e9es ci-dessous.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Modelisations\"><\/span>Mod\u00e9lisations<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Relations_entre_Oeuvre_Expression_Manifestation_Item\"><\/span>Relations entre Oeuvre, Expression, Manifestation, Item<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p><em><strong>Relations centrales<\/strong><\/em><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"690\" height=\"617\" src=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2020\/12\/image-9.png\" alt=\"\" class=\"wp-image-6841\" style=\"width:430px;height:385px\" srcset=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2020\/12\/image-9.png 690w, https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2020\/12\/image-9-300x268.png 300w\" sizes=\"auto, (max-width: 690px) 100vw, 690px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Relations_entre_Agents_et_Oeuvre_Expressions_Manifestations_et_Items\"><\/span>Relations entre Agents et Oeuvre, Expressions, Manifestations et Items<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p><em><strong>Relations de responsabilit\u00e9<\/strong><\/em><\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"796\" height=\"560\" src=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2020\/12\/image-10.png\" alt=\"\" class=\"wp-image-6842\" style=\"width:495px;height:348px\" srcset=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2020\/12\/image-10.png 796w, https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2020\/12\/image-10-300x211.png 300w, https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2020\/12\/image-10-768x540.png 768w\" sizes=\"auto, (max-width: 796px) 100vw, 796px\" \/><\/figure>\n\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Relations_de_sujet_et_dappellation\"><\/span>Relations de sujet et d&rsquo;appellation<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"667\" height=\"322\" src=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2020\/12\/image-11.png\" alt=\"\" class=\"wp-image-6843\" style=\"width:477px;height:230px\" srcset=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2020\/12\/image-11.png 667w, https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2020\/12\/image-11-300x145.png 300w\" sizes=\"auto, (max-width: 667px) 100vw, 667px\" \/><\/figure><\/div>\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Relations_entre_agents\"><\/span>Relations entre agents<span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"623\" height=\"426\" src=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image.png\" alt=\"\" class=\"wp-image-7075\" style=\"width:433px;height:296px\" srcset=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image.png 623w, https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-300x205.png 300w\" sizes=\"auto, (max-width: 623px) 100vw, 623px\" \/><\/figure><\/div>\n\n\n<h4 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Entites2\"><\/span>Entit\u00e9s<sup>[<a href=\"#2a\">2<\/a>]<\/sup> <span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p><em>L&rsquo;entit\u00e9 <strong>Res<\/strong><\/em><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"556\" height=\"378\" src=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-2.png\" alt=\"\" class=\"wp-image-7079\" srcset=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-2.png 556w, https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-2-300x204.png 300w\" sizes=\"auto, (max-width: 556px) 100vw, 556px\" \/><\/figure><\/div>\n\n\n<p><em>L&rsquo;entit\u00e9 <strong>Lieu<\/strong><\/em><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"502\" height=\"361\" src=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-3.png\" alt=\"\" class=\"wp-image-7081\" srcset=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-3.png 502w, https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-3-300x216.png 300w\" sizes=\"auto, (max-width: 502px) 100vw, 502px\" \/><\/figure><\/div>\n\n\n<p><em>L&rsquo;entit\u00e9 <strong>Laps de temps<\/strong><\/em><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"636\" height=\"426\" src=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-4.png\" alt=\"\" class=\"wp-image-7082\" style=\"width:552px;height:370px\" srcset=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-4.png 636w, https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-4-300x201.png 300w\" sizes=\"auto, (max-width: 636px) 100vw, 636px\" \/><\/figure><\/div>\n\n\n<p><em>L&rsquo;entit\u00e9 <strong>Nomen<\/strong><\/em><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"638\" height=\"432\" src=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-5.png\" alt=\"\" class=\"wp-image-7083\" style=\"width:574px;height:389px\" srcset=\"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-5.png 638w, https:\/\/services.lib.uliege.be\/guide_catalo\/wp-content\/uploads\/2021\/01\/image-5-300x203.png 300w\" sizes=\"auto, (max-width: 638px) 100vw, 638px\" \/><\/figure><\/div>\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Exemples_de_cas_dutilisation\"><\/span>Exemples de cas d&rsquo;utilisation<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Toute une s\u00e9rie de cas d&rsquo;usage du mod\u00e8le sont d\u00e9velopp\u00e9s dans le chapitre 6 du mod\u00e8le <a rel=\"noreferrer noopener\" href=\"https:\/\/repository.ifla.org\/bitstream\/123456789\/1703\/1\/IFLA-LRM-traduction-francaise.pdf\" target=\"_blank\">IFLA-LRM<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"LRM_et_RDA\"><\/span>LRM et RDA<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Le code de catalogage RDA \u00e9tant fond\u00e9 au d\u00e9part sur la mod\u00e9lisation FRBR, il va de soi que l&rsquo;apparition du mod\u00e8le FRBR-LRM implique des changements au niveau de RDA . Le <a href=\"https:\/\/www.rdatoolkit.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">Toolkit RDA<\/a> et <a href=\"https:\/\/code.rdafr.fr\/\" target=\"_blank\" rel=\"noreferrer noopener\">RDA-FR<\/a> sont conformes au mod\u00e8le <a href=\"https:\/\/repository.ifla.org\/bitstream\/123456789\/1703\/1\/IFLA-LRM-traduction-francaise.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">IFLA-LRM<\/a>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<b id=\"1a\">[1]<\/b> Mod\u00e8le conceptuel : repr\u00e9sentation abstraite et sch\u00e9matique d\u2019une activit\u00e9 <a href=\"#1r\">\u2191<\/a>\n\n\n\n<p><strong>[2]<\/strong> Sch\u00e9mas repris du support de formation Transition bibliographique : \u00ab\u00a0<a href=\"https:\/\/www.transition-bibliographique.fr\/wp-content\/uploads\/2020\/03\/Evolution-des-catalogues_3_LRM_d%C3%A9c-2019.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Mod\u00e9liser l&rsquo;information bibliographique. Les mod\u00e8les conceptuels de l&rsquo;IFLA : FRBR et LRM<\/a>\u00a0\u00bb <a href=\"#2r\">\u2191<\/a><\/p>\n\n\n\n<h6 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Pour_aller_plus_loin%E2%80%A6\"><\/span>Pour aller plus loin&#8230;<span class=\"ez-toc-section-end\"><\/span><\/h6>\n\n\n\n<p><a href=\"https:\/\/repository.ifla.org\/bitstream\/123456789\/1703\/1\/IFLA-LRM-traduction-francaise.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">IFLA LRM Un mod\u00e8le conceptuel pour l&rsquo;information bibliographique<\/a> (en fran\u00e7ais)<\/p>\n\n\n\n<p><a rel=\"noreferrer noopener\" href=\"https:\/\/www.ifla.org\/files\/assets\/cataloguing\/frbr-lrm\/ifla-lrm-august-2017_rev201712.pdf\" target=\"_blank\">IFLA Library Reference Model<\/a> (en anglais)<\/p>\n\n\n\n<p><a rel=\"noreferrer noopener\" href=\"http:\/\/library.ifla.org\/1084\/7\/207-riva-fr.pdf\" target=\"_blank\">Pr\u00e9sentation du Mod\u00e8le de R\u00e9f\u00e9rence pour les Biblioth\u00e8ques FRBR<\/a> (IFLA, 2015)<\/p>\n\n\n\n<p>Voir les supports de formation de la Library of Congress : <a href=\"https:\/\/www.loc.gov\/catworkshop\/RDA2020\/index.html\" target=\"_blank\" rel=\"noreferrer noopener\">Preparing for the New RDA: RDA Toolkit Restructure and Redesign Project (3R Project) &#8211; What is IFLA\/LRM?<\/a><\/p>\n\n\n\n<p>Voir aussi le support de formation Transition bibliographique : <a rel=\"noreferrer noopener\" href=\"https:\/\/www.transition-bibliographique.fr\/wp-content\/uploads\/2020\/03\/Evolution-des-catalogues_3_LRM_d%C3%A9c-2019.pdf\" target=\"_blank\">Mod\u00e9liser l&rsquo;information bibliographique. Les mod\u00e8les conceptuels de l&rsquo;IFLA : FRBR et LRM<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Introduction LRM (Library reference model) est un mod\u00e8le de r\u00e9f\u00e9rence conceptuel [1] \u00e9labor\u00e9 par l&rsquo;IFLA. Ce mod\u00e8le entit\u00e9 &#8211; relation d\u00e9crit et structure les m\u00e9tadonn\u00e9es&hellip;<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[41,67,52,4],"class_list":["post-5667","post","type-post","status-publish","format-standard","hentry","category-evolutions-des-catalogues","tag-frbr","tag-lrm","tag-modeles","tag-rda"],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-json\/wp\/v2\/posts\/5667","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-json\/wp\/v2\/comments?post=5667"}],"version-history":[{"count":48,"href":"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-json\/wp\/v2\/posts\/5667\/revisions"}],"predecessor-version":[{"id":10490,"href":"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-json\/wp\/v2\/posts\/5667\/revisions\/10490"}],"wp:attachment":[{"href":"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-json\/wp\/v2\/media?parent=5667"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-json\/wp\/v2\/categories?post=5667"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/services.lib.uliege.be\/guide_catalo\/wp-json\/wp\/v2\/tags?post=5667"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}