sl-perception 31cfb9dcb9 feat: Add Issue #423 - Multi-person tracker with group handling + target priority
Implement multi-person tracking with:
- Track up to 10 people with persistent unique IDs
- Target priority: wake-word speaker > closest known > largest bbox
- Occlusion handoff with 3-second grace period
- Re-ID via face embedding (cosine similarity) + HSV color histogram
- Group detection and centroid calculation
- Lost target behavior: stop + rotate + SEARCHING state
- 15+ fps on Jetson Orin Nano Super
- PersonArray message publishing with active target tracking
- Configurable similarity thresholds and grace periods
- Unit tests for tracking, matching, priority, and re-ID

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>
2026-03-04 23:33:18 -05:00

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<package format="3">
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<version>0.1.0</version>
<description>Multi-person tracker with group handling and target priority (Issue #423)</description>
<maintainer email="sl-perception@saltylab.local">sl-perception</maintainer>
<license>MIT</license>
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<depend>saltybot_person_reid_msgs</depend>
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