{"name":"LaDe (Last-mile Delivery), delivery subset, Chongqing","sources":["https://huggingface.co/datasets/Cainiao-AI/LaDe","https://github.com/wenhaomin/LaDe"],"retrieved":"2026-10-21","file":"delivery_cq.csv","bytes":145068417,"sha256":"114a35e9a31f817a3c9efb8513924688706bcedfa85ccd69df696eb5e8eddea2","rows_raw":931351,"raw_couriers":1494,"raw_areas":17451,"raw_regions":48,"raw_date_range":["2022-05-01 06:11:00","2022-12-08 12:10:00"],"rows":904679,"independent_cases":"904,679 packages (one package = one scored case)","couriers":1449,"areas":17382,"regions":48,"date_range":["2022-05-01 06:11","2022-10-29 22:49"],"fields":{"order_id":"package id (duplicate check only)","region_id, aoi_id, aoi_type":"integer codes (features)","courier_id":"source identity for Guard and history features (never a feature, never published)","lng, lat":"stop location, degrees (feature; not shown)","accept_time":"MM-DD HH:MM:SS -> hour, minute, weekday","accept_gps_*":"courier GPS at acceptance -> courier-to-stop km, GPS fix age (min)","delivery_time":"target only: duration_min = delivery_time - accept_time (minutes)","delivery_gps_*":"not used","ds":"MMDD cross-check"},"missing_values":"No missing raw fields. History features are NaN when a courier/area has no deliveries in the prior 14 days (1.8% / 5.8% of rows); LightGBM handles NaN natively.","reference_copy":"Raw files are read-only; every degradation is applied to an in-memory copy, so the file on disk (SHA-256 above) is the untouched reference.","time_format":"MM-DD HH:MM:SS, year 2022 prepended","filters":"accept date in weeks 0-25 (2022-05-01..2022-10-29); duration > 0","observed_issues":{"duration_le_0":4853,"duration_gt_12h":48584,"duration_gt_24h":31231,"same_minute_burst_ge5_rows":0,"missing_accept_gps":0,"missing_delivery_gps":0,"gps_fix_age_gt_30min":0,"gps_fix_age_negative":0,"gps_fix_age_quantiles_min":{"0.5":0.0,"0.9":0.0,"0.99":0.0,"0.999":0.0},"courier_to_stop_gt_30km":2384,"duplicate_order_id":0},"licenses":{"repository_metadata":"Apache-2.0","paper":"CC BY-NC 4.0"},"smoke_test_file":"delivery_yt.csv (Yantai), smoke tests only"}