{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn09576_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Horicon, Wisconsin | 1904 | 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":"3"},{"label":"unplaced","value":"3"},{"label":"fit sources","value":"georef 3"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 6 panels"},{"label":"unplaced pages","value":"p1__1 (tier 2, 43.45193,-88.63126 +/-100m); p1__3 (tier 2, 43.45193,-88.63126 +/-100m); p2__2 (tier 1, 43.44983,-88.62818 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0001__2/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Horicon, Wisconsin | 1904 | sanborn09576_002 p1 [2]","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"12"},{"label":"confidence","value":"0.69"},{"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":"6344.0"},{"label":"split_canvas_h","value":"7564.0"}],"created":"2026-10-18T06:11:10Z","modified":"2026-10-18T06:11:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0001__2/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0001","type":"ImageService3","width":1586,"height":1891},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1474.8,17.6 554.5,35.3 371.1,83.2 273.5,266.1 273.5,273.5 260.1,291.1 205.0,394.5 176.6,401.4 172.5,406.8 153.6,407.1 65.6,428.6 26.3,588.6 46.5,1531.3 79.9,1714.5 223.8,1841.2 1071.2,1841.2 1109.6,1732.3 1384.5,1466.8 1427.2,1471.2 1425.8,1385.8 1469.2,1271.3 1474.1,1231.7 1474.8,17.6\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0001__2/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1474.0,1015.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6311564,43.4515561]}},{"type":"Feature","properties":{"resourceCoords":[1474.0,70.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.631198,43.4533012]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0002__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Horicon, Wisconsin | 1904 | sanborn09576_002 p2 [1]","metadata":[{"label":"streets","value":"7"},{"label":"intersections","value":"19"},{"label":"confidence","value":"0.89"},{"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":"6344.0"},{"label":"split_canvas_h","value":"7564.0"}],"created":"2026-10-18T06:11:10Z","modified":"2026-10-18T06:11:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0002__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0002","type":"ImageService3","width":1586,"height":1891},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"22.3,1456.0 52.8,1835.6 980.8,1851.5 1213.2,1730.6 1270.0,1632.0 1270.0,1629.0 1271.8,1629.0 1273.8,1625.4 1552.5,1620.2 1536.5,577.0 1008.6,559.8 1007.9,555.5 1004.8,555.5 1004.8,535.4 925.9,28.5 68.2,31.9 49.5,1218.5 44.1,1257.0 1.0,1365.7 1.0,1453.0 22.3,1456.0\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0002__1/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1048.0,1022.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6285653,43.4515884]}},{"type":"Feature","properties":{"resourceCoords":[1517.0,1728.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.6272852,43.4502838]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0002__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Horicon, Wisconsin | 1904 | sanborn09576_002 p2 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.56"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"5080.0"},{"label":"split_canvas_y","value":"6516.0"},{"label":"split_canvas_w","value":"1264.0"},{"label":"split_canvas_h","value":"1048.0"}],"created":"2026-10-18T06:11:10Z","modified":"2026-10-18T06:11:10Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0002__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0002","type":"ImageService3","width":1586,"height":1891},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1495.4,1842.8 1516.3,1823.6 1572.0,1817.3 1567.3,1665.5 1300.0,1661.0 1281.9,1877.3 1570.7,1889.5 1511.6,1870.4 1495.4,1842.8\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd412m:g4124m:g4124hm:g095761904:09576_1904-0002__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[1270.0,1629.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.62869272325112,43.45371849881618]}},{"type":"Feature","properties":{"resourceCoords":[1586.0,1629.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.62788010858219,43.453728546112416]}},{"type":"Feature","properties":{"resourceCoords":[1586.0,1891.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.62786864093711,43.453239118982836]}},{"type":"Feature","properties":{"resourceCoords":[1270.0,1891.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-88.62868125560604,43.4532290716866]}},{"type":"Feature","properties":{"resourceCoords":[1299.0,1838.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-88.628609,43.453329]}}]}}]}