{ "action_id_map": { "01_patient_lying_on_bed": 1, "02_standing_up_from_bed": 2, "03_fall_from_standing": 3, "04_patient_sitting_up_from_bed": 4, "05_persistent_coughing": 5, "06_eating_food_with_tray": 6, "07_taking_medicine": 7, "08_walking_with_walker": 8, "09_removing_oxygen_equipment": 9, "10_choking_on_food": 10, "11_patient_involuntary_movements": 11, "12_tampering_iv_lines_catheter": 12, "13_walking_with_normal_gait": 13, "14_wheelchair_seated": 14, "15_nausea_vomiting": 15, "16_walking_abnormal_gait": 16, "17_patient_chest_distress": 17, "18_scratching_body": 18, "19_using_phone_tablet": 19, "20_bedside_self_directed_exercise": 20, "21_headache_distress": 21, "22_gesturing_hand_waving": 22, "23_covering_face_with_hands": 23 }, "semantic_hierarchy": { "Mobility": { "fine_grained_classes": 6, "total_videos": 654, "classes": [ "13_walking_with_normal_gait", "16_walking_abnormal_gait", "08_walking_with_walker", "02_standing_up_from_bed", "04_patient_sitting_up_from_bed", "03_fall_from_standing" ] }, "Resting": { "fine_grained_classes": 2, "total_videos": 713, "classes": [ "01_patient_lying_on_bed", "14_wheelchair_seated" ] }, "Feeding": { "fine_grained_classes": 3, "total_videos": 405, "classes": [ "06_eating_food_with_tray", "07_taking_medicine", "10_choking_on_food" ] }, "Distress_Pain": { "fine_grained_classes": 3, "total_videos": 604, "classes": [ "11_patient_involuntary_movements ", "17_patient_chest_distress", "21_headache_distress", "15_nausea_vomiting" ] }, "Hand_Upper_Body_Activity": { "fine_grained_classes": 6, "total_videos": 677, "classes": [ "18_scratching_body", "22_gesturing_hand_waving", "23_covering_face_with_hands", "19_using_phone_tablet", "20_bedside_self_directed_exercise", "05_persistent_coughing" ] }, "Equipment_Interference": { "fine_grained_classes": 2, "total_videos": 391, "classes": [ "09_removing_oxygen_equipment", "12_tampering_iv_lines_catheter" ] } }, "real_life_splits": { "note": "Non-overlapping proportional splits of real_life_test_set. Classes 09, 10, 12 excluded (no real videos).", "unseen_classes": [ "05_persistent_coughing_real", "18_scratching_body_real", "23_covering_face_with_hands_real" ], "split1000": { "total_videos": 1002, "folder": "real_life_test_set/split1000", "per_class": { "01_patient_lying_on_bed_real": 9, "02_standing_up_from_bed_real": 146, "03_fall_from_standing_real": 35, "04_patient_sitting_up_from_bed_real": 14, "05_persistent_coughing_real": 9, "06_eating_food_with_tray_real": 125, "07_taking_medicine_real": 161, "08_walking_with_walker_real": 64, "11_patient_involuntary_movements_real": 41, "13_walking_with_normal_gait_real": 146, "14_wheelchair_seated_real": 16, "15_nausea_vomiting_real": 40, "16_walking_abnormal_gait_real": 27, "17_patient_chest_distress_real": 40, "18_scratching_body_real": 7, "19_using_phone_tablet_real": 10, "20_bedside_self_directed_exercise_real": 23, "21_headache_distress_real": 40, "22_gesturing_hand_waving_real": 40, "23_covering_face_with_hands_real": 9 } }, "split200": { "total_videos": 195, "folder": "real_life_test_set/split200", "note": "Only classes with >= 10 real videos. Classes 05, 18, 23 are unseen (not present).", "per_class": { "01_patient_lying_on_bed_real": 2, "02_standing_up_from_bed_real": 29, "03_fall_from_standing_real": 7, "04_patient_sitting_up_from_bed_real": 3, "06_eating_food_with_tray_real": 25, "07_taking_medicine_real": 32, "08_walking_with_walker_real": 13, "11_patient_involuntary_movements_real": 8, "13_walking_with_normal_gait_real": 29, "14_wheelchair_seated_real": 3, "15_nausea_vomiting_real": 8, "16_walking_abnormal_gait_real": 6, "17_patient_chest_distress_real": 8, "19_using_phone_tablet_real": 2, "20_bedside_self_directed_exercise_real": 4, "21_headache_distress_real": 8, "22_gesturing_hand_waving_real": 8 } } }, "clinical_significance": { "Critical": { "fine_grained_classes": 6, "total_videos": 881, "classes": [ "10_choking_on_food", "17_patient_chest_distress", "09_removing_oxygen_equipment", "03_fall_from_standing", "12_tampering_iv_lines_catheter", "11_patient_involuntary_movements" ] }, "Moderate": { "fine_grained_classes": 4, "total_videos": 657, "classes": [ "05_persistent_coughing", "15_nausea_vomiting", "21_headache_distress", "16_walking_abnormal_gait" ] }, "Low": { "fine_grained_classes": 12, "total_videos": 1422, "classes": [ "01_patient_lying_on_bed", "02_standing_up_from_bed", "04_patient_sitting_up_from_bed", "06_eating_food_with_tray", "07_taking_medicine", "08_walking_with_walker", "13_walking_with_normal_gait", "14_wheelchair_seated", "18_scratching_body", "19_using_phone_tablet", "20_bedside_self_directed_exercise", "22_gesturing_hand_waving", "23_covering_face_with_hands" ] } } }