{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn01616_004.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Idaho Falls, Idaho | 1900 | mapsnap generated fit (2026-10-18)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-18"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"6"},{"label":"placed","value":"2"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p2__1 (tier 2, 43.49095,-112.04279 +/-100m); p2__2 (tier 2, 43.49095,-112.04279 +/-100m); p2__3 (tier 2, 43.49095,-112.04279 +/-100m); p2__4 (tier 2, 43.49095,-112.04279 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd427m:g4274m:g4274im:g016161900:01616_1900-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Idaho Falls, Idaho | 1900 | sanborn01616_004 p1 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.48"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"6452.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-18T23:23:23Z","modified":"2026-10-18T23:23:23Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd427m:g4274m:g4274im:g016161900:01616_1900-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd427m:g4274m:g4274im:g016161900:01616_1900-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"24.8,339.9 46.5,1850.8 509.6,1897.0 1037.0,1840.4 1576.2,1875.8 1612.0,1723.5 1543.0,1203.2 1587.4,980.0 1549.2,112.7 1452.5,44.9 1115.1,16.8 411.6,67.7 363.4,227.2 362.0,227.7 362.0,228.4 352.6,230.8 24.8,339.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd427m:g4274m:g4274im:g016161900:01616_1900-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1075.0,1425.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-112.0424494,43.489759]}},{"type":"Feature","properties":{"resourceCoords":[254.0,753.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-112.0450341,43.4890479]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd427m:g4274m:g4274im:g016161900:01616_1900-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Idaho Falls, Idaho | 1900 | sanborn01616_004 p1 [2]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.64"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"0.0"},{"label":"split_canvas_y","value":"0.0"},{"label":"split_canvas_w","value":"1448.0"},{"label":"split_canvas_h","value":"1283.2"}],"created":"2026-10-18T23:23:23Z","modified":"2026-10-18T23:23:23Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd427m:g4274m:g4274im:g016161900:01616_1900-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd427m:g4274m:g4274im:g016161900:01616_1900-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"11.9,293.5 269.1,251.9 343.3,168.6 337.6,73.1 197.6,30.2 127.2,136.6 104.9,83.6 19.1,91.9 11.9,293.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd427m:g4274m:g4274im:g016161900:01616_1900-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-112.04030537991598,43.48841596970514]}},{"type":"Feature","properties":{"resourceCoords":[362.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-112.03983451555716,43.48900908899638]}},{"type":"Feature","properties":{"resourceCoords":[362.0,320.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-112.039109884367,43.48870603935899]}},{"type":"Feature","properties":{"resourceCoords":[0.0,320.8],"type":"corner"},"geometry":{"type":"Point","coordinates":[-112.03958074872581,43.48811292006774]}},{"type":"Feature","properties":{"resourceCoords":[163.0,66.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-112.0399455,43.4886212]}}]}}]}