{"id":"https://data.mapsnap.org/runs/v2.0/iiif/chronoscope/sanborn03283_002.main.iiif.json","type":"AnnotationPage","@context":["http://www.w3.org/ns/anno.jsonld"],"label":"Boyce, Louisiana | 1912 | mapsnap generated fit (2026-10-19)","creator":{"type":"Software","name":"mapsnap","homepage":"https://mapsnap.org"},"rights":"https://opendatacommons.org/licenses/odbl/1-0/","metadata":[{"label":"generated","value":"2026-10-19"},{"label":"run","value":"corpus-v2"},{"label":"pages","value":"7"},{"label":"placed","value":"3"},{"label":"unplaced","value":"4"},{"label":"fit sources","value":"georef-snap 2, georef 1"},{"label":"key map","value":"none"},{"label":"split sheets","value":"1 sheet(s) cut into 5 panels"},{"label":"unplaced pages","value":"p1__2 (tier 4, 31.38932,-92.67026 +/-289m); p1__3 (tier 4, 31.38932,-92.67026 +/-289m); p1__4 (tier 4, 31.38932,-92.67026 +/-289m); p1__5 (tier 4, 31.38932,-92.67026 +/-289m)"}],"items":[{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0001__1/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boyce, Louisiana | 1912 | sanborn03283_002 p1 [1]","metadata":[{"label":"streets","value":"2"},{"label":"intersections","value":"1"},{"label":"confidence","value":"0.62"},{"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":"3356.0"},{"label":"split_canvas_h","value":"7652.0"}],"created":"2026-10-19T21:27:27Z","modified":"2026-10-19T21:27:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0001__1/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0001","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"699.4,1818.2 639.6,917.1 668.6,916.2 698.1,40.5 217.8,51.0 128.5,114.0 33.5,1187.2 141.0,1764.5 623.5,1847.2 699.4,1818.2\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0001__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":[-92.6704840914784,31.392769508171785]}},{"type":"Feature","properties":{"resourceCoords":[839.0,0.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.66878906957226,31.392126759828244]}},{"type":"Feature","properties":{"resourceCoords":[839.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.67050349064321,31.388823027872995]}},{"type":"Feature","properties":{"resourceCoords":[0.0,1913.0],"type":"corner"},"geometry":{"type":"Point","coordinates":[-92.67219851254936,31.389465776216536]}},{"type":"Feature","properties":{"resourceCoords":[388.0,925.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.6705292,31.3908748]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0002/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boyce, Louisiana | 1912 | sanborn03283_002 p2","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.57"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:27:27Z","modified":"2026-10-19T21:27:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0002/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0002","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"533.6,20.9 1556.9,96.2 1546.4,1725.0 1472.7,1779.3 765.4,1830.0 383.0,1795.2 196.6,1860.7 159.8,925.5 189.8,925.4 244.8,19.1 533.6,20.9\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0002/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[454.0,926.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.66943326947722,31.390490809237367]}},{"type":"Feature","properties":{"resourceCoords":[1530.0,1776.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.66799855282767,31.38831205378399]}}]}},{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0003/georef","type":"Annotation","@context":["http://iiif.io/api/extension/georef/1/context.json","http://iiif.io/api/presentation/3/context.json"],"label":"Boyce, Louisiana | 1912 | sanborn03283_002 p3","metadata":[{"label":"streets","value":"0"},{"label":"intersections","value":"0"},{"label":"confidence","value":"0.92"},{"label":"confidence_model","value":"corpus-v2"}],"created":"2026-10-19T21:27:27Z","modified":"2026-10-19T21:27:27Z","motivation":"georeferencing","target":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0003/selector","type":"SpecificResource","source":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0003","type":"ImageService3","width":1613,"height":1913},"selector":{"type":"SvgSelector","value":"<svg><polygon points=\"81.1,1167.7 35.5,896.5 114.0,328.4 75.0,54.3 640.2,16.1 1046.2,101.3 1193.1,22.6 1471.0,84.1 1581.4,1184.2 1528.5,1537.0 1558.9,1846.2 246.4,1882.7 65.2,1826.8 34.7,1407.7 81.1,1167.7\" /></svg>"}},"body":{"id":"https://cdn.chronoscope.io/mapsnap/service:gmd:gmd401m:g4014m:g4014bm:g032831912:03283_1912-0003/gcps","type":"FeatureCollection","transformation":{"type":"helmert"},"features":[{"type":"Feature","properties":{"resourceCoords":[175.0,757.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.6724621185618,31.386017462925594]}},{"type":"Feature","properties":{"resourceCoords":[993.0,1860.0],"type":"gcp"},"geometry":{"type":"Point","coordinates":[-92.66953878990579,31.386609296275342]}}]}}]}