{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn04454_001.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Edwards, Mississippi | 1886 | 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":"3"},{"label":"placed","value":"2"},{"label":"unplaced","value":"1"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 3 panels"},{"label":"unplaced pages","value":"p1__3 (tier 4, 32.33098,-90.60404 +/-101m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984em:g3984em_g044541886:04454_1886-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Edwards, Mississippi | 1886 | sanborn04454_001 p1 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.58"},{"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":"1644.0"},{"label":"split_canvas_h","value":"1457.6"}],"created":"2026-10-18T06:10:33Z","modified":"2026-10-18T06:10:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984em:g3984em_g044541886:04454_1886-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984em:g3984em_g044541886:04454_1886-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"18.6,361.5 18.6,361.5 41.9,232.8 167.7,240.1 188.8,254.2 175.4,288.3 73.9,328.4 368.1,309.1 309.2,275.4 401.4,119.3 346.6,38.3 211.9,28.8 143.6,129.8 9.4,6.2 1.0,17.1 1.0,308.9 18.6,361.5\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984em:g3984em_g044541886:04454_1886-0001__1/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[0.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.60361875669307,32.331500392293904]}},{"type":"Feature","properties":{"resourceCoords":[411.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.60281532682782,32.331795139230486]}},{"type":"Feature","properties":{"resourceCoords":[411.0,364.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.6025065204057,32.33119364693157]}},{"type":"Feature","properties":{"resourceCoords":[0.0,364.4],"type":"corner"},"geometry":{"type":"Point","coordinates":[-90.60330995027094,32.330898899994985]}},{"type":"Feature","properties":{"resourceCoords":[136.0,275.3],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.6031196,32.3311435]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984em:g3984em_g044541886:04454_1886-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Edwards, Mississippi | 1886 | sanborn04454_001 p1 [2]","metadata":[{"label":"streets","value":"8"},{"label":"intersections","value":"8"},{"label":"confidence","value":"0.68"},{"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":"2026-10-18T06:10:33Z","modified":"2026-10-18T06:10:33Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984em:g3984em_g044541886:04454_1886-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984em:g3984em_g044541886:04454_1886-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1596.3,745.2 1556.4,730.3 1524.6,606.2 1555.1,121.4 1290.4,37.8 469.8,48.9 415.0,364.4 193.2,400.9 141.2,581.5 56.1,637.5 103.6,1807.9 1156.4,1860.2 1253.5,1432.5 1492.0,1394.3 1554.3,1313.7 1582.7,1090.1 1612.0,1068.7 1596.3,745.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd398m:g3984m:g3984em:g3984em_g044541886:04454_1886-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[494.0,89.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.6062947,32.3318764]}},{"type":"Feature","properties":{"resourceCoords":[993.0,1711.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-90.6040811,32.3294594]}}]}}]}