{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03923_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Bellaire, Michigan | 1898 | 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":"4"},{"label":"placed","value":"2"},{"label":"unplaced","value":"2"},{"label":"fit sources","value":"georef 2"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 4 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 44.97672,-85.20905 +/-353m); p2__2 (tier 4, 44.97672,-85.20905 +/-353m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039231898:03923_1898-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellaire, Michigan | 1898 | sanborn03923_002 p1 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.26"},{"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":"1818.8"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-18T16:09:38Z","modified":"2026-10-18T16:09:38Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039231898:03923_1898-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039231898:03923_1898-0001","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"99.8,1353.6 42.5,1798.9 109.5,1890.3 374.2,1847.6 448.5,1213.5 450.8,230.9 384.1,101.7 263.8,55.2 120.2,61.3 66.6,136.3 35.2,1012.8 99.8,1353.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039231898:03923_1898-0001__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":[-85.21070732769547,44.97535434520719]}},{"type":"Feature","properties":{"resourceCoords":[454.7,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.2095590605343,44.97536247409343]}},{"type":"Feature","properties":{"resourceCoords":[454.7,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.20951038002094,44.97192325789657]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1927.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-85.21065864718211,44.97191512901033]}},{"type":"Feature","properties":{"resourceCoords":[261.8,1199.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.2100171,44.9732191]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039231898:03923_1898-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Bellaire, Michigan | 1898 | sanborn03923_002 p2 [1]","metadata":[{"label":"streets","value":"5"},{"label":"intersections","value":"6"},{"label":"confidence","value":"0.14"},{"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":"6512.0"},{"label":"split_canvas_h","value":"7708.0"}],"created":"2026-10-18T16:09:38Z","modified":"2026-10-18T16:09:38Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039231898:03923_1898-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039231898:03923_1898-0002","type":"ImageService3","width":1628,"height":1927},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1561.5,1873.4 1593.9,211.2 1506.1,110.4 1259.2,20.2 858.5,23.9 652.1,101.1 540.6,37.5 268.6,29.7 99.0,145.8 50.9,507.2 72.4,1868.6 1485.1,1901.4 1561.5,1873.4\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd411m:g4114m:g4114bm:g039231898:03923_1898-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[616.0,1275.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.208799,44.980133]}},{"type":"Feature","properties":{"resourceCoords":[616.0,1855.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-85.2102622,44.9801034]}}]}}]}