{"id":407,"date":"2009-08-11T19:20:00","date_gmt":"2009-08-11T19:20:00","guid":{"rendered":"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/2009\/08\/11\/how-in-the-world-3-georeferencing\/"},"modified":"2009-08-11T19:20:00","modified_gmt":"2009-08-11T19:20:00","slug":"how-in-the-world-3-georeferencing","status":"publish","type":"post","link":"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/2009\/08\/11\/how-in-the-world-3-georeferencing\/","title":{"rendered":"How in the World? #3 &#8211; Georeferencing"},"content":{"rendered":"<p>In our first &#8220;<a href=\"http:\/\/outsidetheneatline.blogspot.com\/2009\/08\/how-in-world.html\">How in the World&#8221; <\/a>we showed you how a paper map is scanned and converted into a digital image. The map has geographic information drawn on it, but once it\u2019s scanned it\u2019s still just a picture. How can we place the image so that its extent is defined in physical or geographical space? We <a href=\"http:\/\/en.wikipedia.org\/wiki\/Geographically_reference\">georeference<\/a> it, that\u2019s how!<\/p>\n<p>Remember our <a href=\"http:\/\/outsidetheneatline.blogspot.com\/2009\/08\/map-of-week-connecticut-tribes-circa.html\">Map of the Week featuring Sachemdoms, villages and trails<\/a>? It began as a paper map, now it\u2019s a digital masterpiece! All it took was:<\/p>\n<ul>\n<li>A vector file (most commonly referred to as a <a href=\"http:\/\/en.wikipedia.org\/wiki\/Shapefile\">Shapefile<\/a> or <a href=\"http:\/\/support.esri.com\/index.cfm?fa=knowledgebase.gisDictionary.search&amp;search=true&amp;searchTerm=coverage\">Coverage<\/a>)of Connecticut with latitude and longitude information stored within,<\/li>\n<\/ul>\n<ul>\n<li>Our scanned Image, <\/li>\n<\/ul>\n<p><\/p>\n<ul>\n<li>And GIS Software. <\/li>\n<\/ul>\n<p>Basically, we display both images on the computer screen and stretch them so the boundaries match and then tack them in place. When we tell the software to save the original paper map image, it also saves the latitude and longitude information with it. This information allows us to use it in other GIS programs or Google Maps! Watch this video to see how we <a href=\"http:\/\/en.wikipedia.org\/wiki\/Geographically_reference\">georeference<\/a> a paper map!<\/p>\n<p><\/p>\n<p align=\"center\">\n<p>IT&#8217;S <a href=\"http:\/\/magic.lib.uconn.edu\/\">MAGIC<\/a>!<br \/>~Jeff<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>In our first &#8220;How in the World&#8221; we showed you how a paper map is scanned and converted into a digital image. The map has geographic information drawn on it, but once it\u2019s scanned it\u2019s still just a picture. How &hellip; <a href=\"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/2009\/08\/11\/how-in-the-world-3-georeferencing\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":20,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[90,573],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/wp-json\/wp\/v2\/posts\/407"}],"collection":[{"href":"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/wp-json\/wp\/v2\/users\/20"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/wp-json\/wp\/v2\/comments?post=407"}],"version-history":[{"count":0,"href":"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/wp-json\/wp\/v2\/posts\/407\/revisions"}],"wp:attachment":[{"href":"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/wp-json\/wp\/v2\/media?parent=407"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/wp-json\/wp\/v2\/categories?post=407"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs-dev.lib.uconn.edu\/outsidetheneatline\/wp-json\/wp\/v2\/tags?post=407"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}