docs: initialize YoVision requirements and architecture

2026-08-03 17:22:22 +08:00
commit 8a99b388c4
26 changed files with 6216 additions and 0 deletions
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+{
+  "schema_version": "0.1",
+  "id": "evt_01J8XR5N9P2Q4S7T1V3W5Y7Z9A",
+  "source_event_id": "FALL-a3f9c1-000018",
+  "tenant_id": 1001,
+  "site_id": 20301,
+  "device_id": 5012,
+  "sensors": [{ "device_id": 5012, "modality": "video", "role": "primary" }],
+
+  "kind": "fall",
+  "severity": "high",
+  "confidence": null,
+
+  "occurred_at": "2026-08-03T11:04:41.120Z",
+  "detected_at": "2026-08-03T11:04:42.980Z",
+  "latency_seconds": 1.86,
+  "config_version": "sp-v1-2026.07.20",
+
+  "rule": { "id": "R-ELD-001", "version": 3, "code": "fall_confirmed" },
+
+  "subject": {
+    "class": "person",
+    "track_id": "P-0004",
+    "attributes": { "age_group": "senior" },
+    "anon_id": "pid_7f3a91",
+    "identity": null,
+    "identity_status": "not_enabled"
+  },
+
+  "observation": {
+    "zone": "living_room",
+    "dwell_sec": null,
+    "bbox_seq_uri": "s3://yov-evt/20260803/evt_01J8XR5N.../obs.jsonl",
+    "keypoint_seq_uri": "s3://yov-evt/20260803/evt_01J8XR5N.../pose.jsonl",
+    "signal_seq_uri": null
+  },
+
+  "evidence": {
+    "snapshot_uris": [
+      "s3://yov-evt/20260803/evt_01J8XR5N.../s0.jpg",
+      "s3://yov-evt/20260803/evt_01J8XR5N.../s1.jpg"
+    ],
+    "clip_uri": "s3://yov-evt/20260803/evt_01J8XR5N.../clip.mp4",
+    "clip_range": ["2026-08-03T11:04:31.000Z", "2026-08-03T11:04:56.000Z"]
+  },
+
+  "dedup_key": "20301:living_room:fall:2026-08-03T11:00",
+  "aggregated_into": null,
+
+  "outcome": "subject_recovered",
+  "outcome_source": "auto",
+  "outcome_reason": "RECOVERING 状态持续 8s 后回落 NORMAL",
+
+  "diagnostics": {
+    "fsm_state": "RECOVERING",
+    "suspected_at_monotonic": 3021.44,
+    "confirmed_at_monotonic": 3023.30,
+    "horizontal_angle_degrees": 17.9,
+    "visible_joint_count": 17
+  },
+
+  "ext": {}
+}