{"launch_date":"2023-08-10","avg_timestamp_last_100_labels":"2025-01-16T09:35:54.706Z","km_explored":113.4699130327817,"km_explored_no_overlap":18.56176554719402,"km_explored_multiple_users":12.871260051621956,"km_explored_single_user":5.690505495572065,"km_explorable":490.8284173436382,"km_by_status":{"open":490.8284173436382,"no_imagery":2.5406347652531105,"closed":0,"disabled":0},"user_counts":{"all_users":45,"labelers":29,"validators":31,"registered":19,"anonymous":21,"turker":0,"researcher":4},"labels":{"label_count":7487,"label_count_with_severity":5676,"avg_label_timestamp":"2023-11-10T06:53:23.329700-08:00","avg_age_of_image_when_labeled":"403 days","stddev_label_timestamp":"85 days","stddev_age_of_image_when_labeled":"308 days","CurbRamp":{"count":723,"count_with_severity":712,"severity_mean":1.2556179775280898,"severity_sd":0.5427926020558282},"NoCurbRamp":{"count":149,"count_with_severity":148,"severity_mean":2.243243243243243,"severity_sd":0.8216593598904185},"Obstacle":{"count":2636,"count_with_severity":2603,"severity_mean":2.4141375336150594,"severity_sd":0.8019863260460617},"SurfaceProblem":{"count":1522,"count_with_severity":1508,"severity_mean":1.6611405835543767,"severity_sd":0.7438501849667316},"Other":{"count":0,"count_with_severity":0,"severity_mean":null,"severity_sd":null},"Occlusion":{"count":14,"count_with_severity":null,"severity_mean":null,"severity_sd":null},"NoSidewalk":{"count":1430,"count_with_severity":null,"severity_mean":null,"severity_sd":null},"Crosswalk":{"count":710,"count_with_severity":705,"severity_mean":1.0808510638297872,"severity_sd":0.3421013966218197},"Signal":{"count":303,"count_with_severity":null,"severity_mean":null,"severity_sd":null}},"validations":{"combined":{"total_validations":24229,"Overall":{"validated":5309,"agreed":3738,"disagreed":1571,"accuracy":0.704087398756828,"has_a_validation":6364},"CurbRamp":{"validated":630,"agreed":294,"disagreed":336,"accuracy":0.4666666666666667,"has_a_validation":723},"NoCurbRamp":{"validated":137,"agreed":85,"disagreed":52,"accuracy":0.6204379562043796,"has_a_validation":149},"Obstacle":{"validated":1938,"agreed":1531,"disagreed":407,"accuracy":0.7899896800825593,"has_a_validation":2636},"SurfaceProblem":{"validated":1352,"agreed":754,"disagreed":598,"accuracy":0.5576923076923077,"has_a_validation":1522},"Other":{"validated":0,"agreed":0,"disagreed":0,"has_a_validation":0},"Occlusion":{"validated":0,"agreed":0,"disagreed":0,"has_a_validation":0},"NoSidewalk":{"validated":315,"agreed":168,"disagreed":147,"accuracy":0.5333333333333333,"has_a_validation":361},"Crosswalk":{"validated":676,"agreed":657,"disagreed":19,"accuracy":0.9718934911242604,"has_a_validation":710},"Signal":{"validated":261,"agreed":249,"disagreed":12,"accuracy":0.9540229885057471,"has_a_validation":263}},"human":{"total_validations":18068,"Overall":{"validated":5082,"agreed":3688,"disagreed":1394,"accuracy":0.725698543880362,"has_a_validation":5783},"CurbRamp":{"validated":582,"agreed":285,"disagreed":297,"accuracy":0.4896907216494845,"has_a_validation":669},"NoCurbRamp":{"validated":125,"agreed":78,"disagreed":47,"accuracy":0.624,"has_a_validation":130},"Obstacle":{"validated":1909,"agreed":1573,"disagreed":336,"accuracy":0.8239916186485071,"has_a_validation":2294},"SurfaceProblem":{"validated":1308,"agreed":773,"disagreed":535,"accuracy":0.5909785932721713,"has_a_validation":1468},"Other":{"validated":0,"agreed":0,"disagreed":0,"has_a_validation":0},"Occlusion":{"validated":0,"agreed":0,"disagreed":0,"has_a_validation":0},"NoSidewalk":{"validated":315,"agreed":168,"disagreed":147,"accuracy":0.5333333333333333,"has_a_validation":361},"Crosswalk":{"validated":582,"agreed":562,"disagreed":20,"accuracy":0.9656357388316151,"has_a_validation":598},"Signal":{"validated":261,"agreed":249,"disagreed":12,"accuracy":0.9540229885057471,"has_a_validation":263}},"ai":{"total_validations":6161,"Overall":{"validated":2393,"agreed":1290,"disagreed":1103,"accuracy":0.5390722941913916,"has_a_validation":5740},"CurbRamp":{"validated":583,"agreed":218,"disagreed":365,"accuracy":0.37392795883361923,"has_a_validation":723},"NoCurbRamp":{"validated":132,"agreed":80,"disagreed":52,"accuracy":0.6060606060606061,"has_a_validation":149},"Obstacle":{"validated":213,"agreed":0,"disagreed":213,"accuracy":0,"has_a_validation":2636},"SurfaceProblem":{"validated":930,"agreed":478,"disagreed":452,"accuracy":0.513978494623656,"has_a_validation":1522},"Other":{"validated":0,"agreed":0,"disagreed":0,"has_a_validation":0},"Occlusion":{"validated":0,"agreed":0,"disagreed":0,"has_a_validation":0},"NoSidewalk":{"validated":0,"agreed":0,"disagreed":0,"has_a_validation":0},"Crosswalk":{"validated":535,"agreed":514,"disagreed":21,"accuracy":0.9607476635514018,"has_a_validation":710},"Signal":{"validated":0,"agreed":0,"disagreed":0,"has_a_validation":0}}},"ai_stats":{"Crosswalk":{"human_majority_vote":{"ai_yes_human_concurs":408,"ai_yes_human_differs":8,"ai_no_human_differs":12,"ai_no_human_concurs":7},"admin_majority_vote":{"ai_yes_human_concurs":8,"ai_yes_human_differs":0,"ai_no_human_differs":0,"ai_no_human_concurs":1}},"Overall":{"human_majority_vote":{"ai_yes_human_concurs":1041,"ai_yes_human_differs":62,"ai_no_human_differs":219,"ai_no_human_concurs":665},"admin_majority_vote":{"ai_yes_human_concurs":32,"ai_yes_human_differs":6,"ai_no_human_differs":13,"ai_no_human_concurs":14}},"SurfaceProblem":{"human_majority_vote":{"ai_yes_human_concurs":431,"ai_yes_human_differs":20,"ai_no_human_differs":69,"ai_no_human_concurs":301},"admin_majority_vote":{"ai_yes_human_concurs":9,"ai_yes_human_differs":0,"ai_no_human_differs":4,"ai_no_human_concurs":1}},"Obstacle":{"human_majority_vote":{"ai_yes_human_concurs":0,"ai_yes_human_differs":0,"ai_no_human_differs":49,"ai_no_human_concurs":93},"admin_majority_vote":{"ai_yes_human_concurs":0,"ai_yes_human_differs":0,"ai_no_human_differs":1,"ai_no_human_concurs":0}},"NoCurbRamp":{"human_majority_vote":{"ai_yes_human_concurs":62,"ai_yes_human_differs":7,"ai_no_human_differs":8,"ai_no_human_concurs":37},"admin_majority_vote":{"ai_yes_human_concurs":9,"ai_yes_human_differs":5,"ai_no_human_differs":4,"ai_no_human_concurs":9}},"CurbRamp":{"human_majority_vote":{"ai_yes_human_concurs":140,"ai_yes_human_differs":27,"ai_no_human_differs":81,"ai_no_human_concurs":227},"admin_majority_vote":{"ai_yes_human_concurs":6,"ai_yes_human_differs":1,"ai_no_human_differs":4,"ai_no_human_concurs":3}}}}