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RECOMMENDATION ENGINE VALIDATION REPORT (Issue #46)
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Generated: 2026-03-10T11:15:50.148588

SUMMARY: 8/8 tests passed

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[PASS] Freshness Scoring
  Metrics:
    - fresh_video_score: 1.0000
    - 24h_video_score: 0.5000
    - 7d_video_score: 0.0078
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[PASS] Engagement Scoring
  Metrics:
    - 100_views_score: 100.0000
    - 100_likes_score: 300.0000
    - 100_comments_score: 400.0000
    - recent_bonus: 180.0000
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[PASS] Diversity Penalty
  Metrics:
    - over_threshold_penalty: 0.4116
    - category_penalty_different_agent: 0.8400
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[PASS] Category Affinity
  Metrics:
    - strong_affinity: 1.0000
    - recent_affinity_advantage: 0.1522
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[PASS] Recommendation Engine
  Metrics:
    - unique_agents: 3
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[PASS] Fallback Latest Mode
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[PASS] Database Integration
  Metrics:
    - db_videos_returned: 0
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[PASS] Performance
  Metrics:
    - recommendation_time_ms: 3.4161
    - videos_processed: 100
    - recommendations_returned: 20

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VALIDATION PASSED - All tests successful
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