{"id":7182,"date":"2018-11-19T09:35:05","date_gmt":"2018-11-19T08:35:05","guid":{"rendered":"http:\/\/www.sigterritoires.fr\/?page_id=7182"},"modified":"2018-11-19T09:37:39","modified_gmt":"2018-11-19T08:37:39","slug":"classification-dimages","status":"publish","type":"page","link":"https:\/\/www.sigterritoires.fr\/index.php\/tutoriels-2\/classification-dimages\/","title":{"rendered":"Classification d’images"},"content":{"rendered":"\n

Ce tutoriel aborde la classification d’images avec les outils disponibles dans ArcMap ou Qgis. Le programme du tutoriel est le suivant:<\/p>\n\n\n\n

Introduction<\/li>
Exploration des donn\u00e9es et pr\u00e9traitement
- le pr\u00e9traitement des images<\/li>
- le rehaussement de l\u2019image<\/li>
- les transformations de l\u2019image<\/li><\/ul><\/li>
- Classification de l\u2019image
  - Collecte d\u2019\u00e9chantillons d\u2019apprentissage<\/li>
  - \u00c9valuation d\u2019\u00e9chantillons d\u2019apprentissage<\/li>
  - Mise \u00e0 jour des classes<\/li>
  - Cr\u00e9ation du fichier de signatures<\/li>
  - Agr\u00e9gation (classification non assist\u00e9e)<\/li>
  - Examen du fichier de signatures<\/li>
  - Modification du fichier de signatures<\/li>
  - Application de la classification<\/li><\/ul><\/li>
  - Traitements de post-classification
    - Filtrage<\/li>
    - Lissage<\/li>
    - G\u00e9n\u00e9ralisation<\/li><\/ul><\/li><\/ul>\n\n\n\n
      
      <\/p>\n","protected":false},"excerpt":{"rendered":"
      Ce tutoriel aborde la classification d’images avec les outils disponibles dans ArcMap ou Qgis. Le programme du tutoriel est le suivant: Introduction Exploration des donn\u00e9es et pr\u00e9traitement le pr\u00e9traitement des images le rehaussement de l\u2019image les…<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1555,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_forum_subforum_count":0,"sfsi_plus_gutenberg_text_before_share":"","sfsi_plus_gutenberg_show_text_before_share":"","sfsi_plus_gutenberg_icon_type":"","sfsi_plus_gutenberg_icon_alignemt":"","sfsi_plus_gutenburg_max_per_row":"","_monsterinsights_skip_tracking":false,"footnotes":""},"class_list":["post-7182","page","type-page","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t