{"launch_date":"2026-07-17","km_explored":6.4022866884477185,"km_explored_no_overlap":5.958109202609357,"km_explored_multiple_users":0.09333262689671513,"km_explored_single_user":5.864776575712642,"km_needs_reaudit":0,"km_explorable":208.83409486632016,"km_by_status":{"open":208.83409486632016,"no_imagery":617.2015957101262,"closed":11478.42543923327,"disabled":0},"user_counts":{"all_users":18,"labelers":11,"validators":12,"registered":10,"anonymous":4,"turker":0,"researcher":3},"labels":{"count":537,"count_with_severity":370,"avg_label_timestamp":"2026-08-14T03:10:52.456335-07:00","avg_timestamp_last_100_labels":"2026-10-04T17:46:39.323Z","avg_age_of_image_when_labeled":"822 days","stddev_label_timestamp":"34 days","stddev_age_of_image_when_labeled":"902 days","CurbRamp":{"count":161,"count_with_severity":157,"severity_mean":1.5732484076433122,"severity_stddev":0.5905649365720468},"NoCurbRamp":{"count":36,"count_with_severity":30,"severity_mean":2.6333333333333333,"severity_stddev":0.6149478998583782},"Obstacle":{"count":45,"count_with_severity":43,"severity_mean":2.255813953488372,"severity_stddev":0.7896057863870443},"SurfaceProblem":{"count":122,"count_with_severity":109,"severity_mean":1.7706422018348624,"severity_stddev":0.7531787885102539},"Crosswalk":{"count":35,"count_with_severity":30,"severity_mean":1.4333333333333333,"severity_stddev":0.5683207771559354},"Signal":{"count":13,"count_with_severity":null,"severity_mean":null,"severity_stddev":null},"NoSidewalk":{"count":119,"count_with_severity":null,"severity_mean":null,"severity_stddev":null},"Occlusion":{"count":4,"count_with_severity":null,"severity_mean":null,"severity_stddev":null},"Other":{"count":2,"count_with_severity":1,"severity_mean":3,"severity_stddev":null}},"validations":{"combined":{"total_validations":660,"Overall":{"validated":314,"agreed":269,"disagreed":45,"accuracy":0.856687898089172,"has_a_validation":421},"CurbRamp":{"validated":139,"agreed":128,"disagreed":11,"accuracy":0.920863309352518,"has_a_validation":158},"NoCurbRamp":{"validated":31,"agreed":22,"disagreed":9,"accuracy":0.7096774193548387,"has_a_validation":36},"Obstacle":{"validated":25,"agreed":18,"disagreed":7,"accuracy":0.72,"has_a_validation":45},"SurfaceProblem":{"validated":63,"agreed":52,"disagreed":11,"accuracy":0.8253968253968254,"has_a_validation":122},"Crosswalk":{"validated":31,"agreed":24,"disagreed":7,"accuracy":0.7741935483870968,"has_a_validation":35},"Signal":{"validated":6,"agreed":6,"disagreed":0,"accuracy":1,"has_a_validation":6},"NoSidewalk":{"validated":18,"agreed":18,"disagreed":0,"accuracy":1,"has_a_validation":18},"Occlusion":{"validated":0,"agreed":0,"disagreed":0,"accuracy":null,"has_a_validation":0},"Other":{"validated":1,"agreed":1,"disagreed":0,"accuracy":1,"has_a_validation":1}},"human":{"total_validations":244,"Overall":{"validated":166,"agreed":156,"disagreed":10,"accuracy":0.9397590361445783,"has_a_validation":189},"CurbRamp":{"validated":62,"agreed":61,"disagreed":1,"accuracy":0.9838709677419355,"has_a_validation":73},"NoCurbRamp":{"validated":11,"agreed":11,"disagreed":0,"accuracy":1,"has_a_validation":11},"Obstacle":{"validated":23,"agreed":18,"disagreed":5,"accuracy":0.782608695652174,"has_a_validation":29},"SurfaceProblem":{"validated":34,"agreed":30,"disagreed":4,"accuracy":0.8823529411764706,"has_a_validation":40},"Crosswalk":{"validated":11,"agreed":11,"disagreed":0,"accuracy":1,"has_a_validation":11},"Signal":{"validated":6,"agreed":6,"disagreed":0,"accuracy":1,"has_a_validation":6},"NoSidewalk":{"validated":18,"agreed":18,"disagreed":0,"accuracy":1,"has_a_validation":18},"Occlusion":{"validated":0,"agreed":0,"disagreed":0,"accuracy":null,"has_a_validation":0},"Other":{"validated":1,"agreed":1,"disagreed":0,"accuracy":1,"has_a_validation":1}},"ai":{"total_validations":416,"Overall":{"validated":226,"agreed":179,"disagreed":47,"accuracy":0.7920353982300885,"has_a_validation":396},"CurbRamp":{"validated":121,"agreed":104,"disagreed":17,"accuracy":0.859504132231405,"has_a_validation":158},"NoCurbRamp":{"validated":27,"agreed":17,"disagreed":10,"accuracy":0.6296296296296297,"has_a_validation":36},"Obstacle":{"validated":2,"agreed":0,"disagreed":2,"accuracy":0,"has_a_validation":45},"SurfaceProblem":{"validated":45,"agreed":34,"disagreed":11,"accuracy":0.7555555555555555,"has_a_validation":122},"Crosswalk":{"validated":31,"agreed":24,"disagreed":7,"accuracy":0.7741935483870968,"has_a_validation":35},"Signal":{"validated":0,"agreed":0,"disagreed":0,"accuracy":null,"has_a_validation":0},"NoSidewalk":{"validated":0,"agreed":0,"disagreed":0,"accuracy":null,"has_a_validation":0},"Occlusion":{"validated":0,"agreed":0,"disagreed":0,"accuracy":null,"has_a_validation":0},"Other":{"validated":0,"agreed":0,"disagreed":0,"accuracy":null,"has_a_validation":0}}},"ai_stats":{"Overall":{"human_majority_vote":{"ai_yes_maj_vote_concurs":57,"ai_yes_maj_vote_differs":1,"ai_no_maj_vote_differs":10,"ai_no_maj_vote_concurs":1},"admin_majority_vote":{"ai_yes_maj_vote_concurs":33,"ai_yes_maj_vote_differs":0,"ai_no_maj_vote_differs":9,"ai_no_maj_vote_concurs":0}},"CurbRamp":{"human_majority_vote":{"ai_yes_maj_vote_concurs":32,"ai_yes_maj_vote_differs":0,"ai_no_maj_vote_differs":6,"ai_no_maj_vote_concurs":1},"admin_majority_vote":{"ai_yes_maj_vote_concurs":24,"ai_yes_maj_vote_differs":0,"ai_no_maj_vote_differs":7,"ai_no_maj_vote_concurs":0}},"NoCurbRamp":{"human_majority_vote":{"ai_yes_maj_vote_concurs":5,"ai_yes_maj_vote_differs":0,"ai_no_maj_vote_differs":1,"ai_no_maj_vote_concurs":0},"admin_majority_vote":{"ai_yes_maj_vote_concurs":0,"ai_yes_maj_vote_differs":0,"ai_no_maj_vote_differs":1,"ai_no_maj_vote_concurs":0}},"Obstacle":{"human_majority_vote":{"ai_yes_maj_vote_concurs":0,"ai_yes_maj_vote_differs":0,"ai_no_maj_vote_differs":0,"ai_no_maj_vote_concurs":0},"admin_majority_vote":{"ai_yes_maj_vote_concurs":0,"ai_yes_maj_vote_differs":0,"ai_no_maj_vote_differs":0,"ai_no_maj_vote_concurs":0}},"SurfaceProblem":{"human_majority_vote":{"ai_yes_maj_vote_concurs":9,"ai_yes_maj_vote_differs":1,"ai_no_maj_vote_differs":3,"ai_no_maj_vote_concurs":0},"admin_majority_vote":{"ai_yes_maj_vote_concurs":7,"ai_yes_maj_vote_differs":0,"ai_no_maj_vote_differs":1,"ai_no_maj_vote_concurs":0}},"Crosswalk":{"human_majority_vote":{"ai_yes_maj_vote_concurs":11,"ai_yes_maj_vote_differs":0,"ai_no_maj_vote_differs":0,"ai_no_maj_vote_concurs":0},"admin_majority_vote":{"ai_yes_maj_vote_concurs":2,"ai_yes_maj_vote_differs":0,"ai_no_maj_vote_differs":0,"ai_no_maj_vote_concurs":0}}}}