{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03448_003.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Caribou, Maine | 1904 | mapsnap generated fit (2026-10-22)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-22"},{"label":"run","value":"corpus-v2.1"},{"label":"pages","value":"9"},{"label":"placed","value":"3"},{"label":"unplaced","value":"6"},{"label":"fit sources","value":"georef 2, georef-snap 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"2 sheet(s) cut into 7 panels"},{"label":"unplaced pages","value":"p1__1 (tier 1, 46.85856,-68.00280 +/-224m); p1__2 (tier 4, 46.85924,-68.01402 +/-354m); p1__4 (tier 4, 46.85924,-68.01402 +/-354m); p4__1 (tier 1, 46.85674,-68.00571 +/-229m); p4__2 (tier 1, 46.85825,-68.00518 +/-207m); p4__3 (tier 1, 46.85918,-68.00073 +/-100m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0001__3/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Caribou, Maine | 1904 | sanborn03448_003 p1 [3]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.54"},{"label":"confidence_provisional","value":"true"},{"label":"confidence_model","value":"corpus-v2"},{"label":"split_canvas_x","value":"3318.0"},{"label":"split_canvas_y","value":"3404.0"},{"label":"split_canvas_w","value":"3134.0"},{"label":"split_canvas_h","value":"1426.0"}],"created":"2026-10-22T13:48:07Z","modified":"2026-10-22T13:48:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0001__3/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"874.7,1189.7 1589.1,1203.3 1595.3,895.4 922.0,888.2 873.4,929.7 937.6,967.9 926.6,1127.6 874.7,1189.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0001__3/gcps","type":"FeatureCollection","transformation":{"type":"polynomial","options":{"order":1}},"features":[{"type":"Feature","properties":{"resourceCoords":[829.5,851.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-68.01981156942408,46.859841775726416]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,851.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-68.01761138187628,46.86007762595635]}},{"type":"Feature","properties":{"resourceCoords":[1613.0,1207.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-68.01745430908902,46.859392612089785]}},{"type":"Feature","properties":{"resourceCoords":[829.5,1207.5],"type":"corner"},"geometry":{"type":"Point","coordinates":[-68.01965449663682,46.85915676185985]}},{"type":"Feature","properties":{"resourceCoords":[1450.1,908.9],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-68.0180433,46.8599173]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Caribou, Maine | 1904 | sanborn03448_003 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.41"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:48:07Z","modified":"2026-10-22T13:48:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"661.8,1867.9 413.2,1712.9 345.7,1785.0 10.1,1316.0 86.2,1356.2 46.3,499.8 129.4,112.4 271.1,39.4 704.1,149.1 899.0,152.4 1028.7,63.9 1243.5,76.7 1285.6,130.8 1471.1,153.9 1441.1,226.9 1366.3,210.7 1389.7,527.6 1534.0,545.5 1528.0,705.3 1389.8,695.1 1360.7,984.5 1435.5,1224.2 1535.2,1264.5 1549.2,1824.5 661.2,1887.2 661.8,1867.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1113.0,1613.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-68.0118912987555,46.860684747569245]}},{"type":"Feature","properties":{"resourceCoords":[790.0,1613.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-68.0117775678955,46.860060376152006]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Caribou, Maine | 1904 | sanborn03448_003 p3","metadata":[{"label":"streets","value":"6"},{"label":"intersections","value":"4"},{"label":"confidence","value":"0.03"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-22T13:48:07Z","modified":"2026-10-22T13:48:07Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"1152.5,259.2 1176.5,155.7 1491.8,166.2 1501.7,184.4 1496.1,188.2 1541.9,678.8 1458.8,1094.5 1527.8,1429.6 1514.2,1856.4 692.4,1750.9 233.9,1815.5 143.1,1773.0 46.1,1352.5 37.0,69.1 90.1,22.4 587.0,3.1 1152.5,259.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd373m:g3734m:g3734cm:g3734cm_g034481904:03448_1904-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[1000.0,568.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-68.01054,46.858771]}},{"type":"Feature","properties":{"resourceCoords":[-221.0,206.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-68.0126817,46.8569918]}}]}}]}