trend-scout-global FDE Phase 3 Evolving Log
Task: FDE Evolve for trend-scout-global
Date: 2026-04-13
Target: avg ≥ 95
Result: PASSED (avg: 97.7 / test set)
Phase Summary
| Step |
Description |
Result |
| 1 |
Create evolve directory |
/templates/trend-scout-global/train/evolve/ |
| 2 |
Build scorer.js |
6D benchmark rubric scorer |
| 3 |
Baseline scoring |
train: 99.53, test: 97.7 |
| 4 |
Check threshold |
avg 97.7 > 95 → skip iterations |
| 7 |
Generate SKILL_v1.md |
Full instructions (106 lines) |
| 8 |
Deploy to SKILL.md |
Copied to production |
| 9 |
Save evolving_log.md |
This file |
Baseline Scoring Results
Train Set (17 samples)
| Metric |
Value |
| Average |
99.53 |
| Pass Rate |
17/17 |
| Spread |
2 |
Test Set (10 samples)
| Metric |
Value |
| Average |
97.7 |
| Pass Rate |
9/10 |
| Spread |
11 |
Combined (27 samples)
| Metric |
Value |
| Average |
98.85 |
| Pass Rate |
26/27 |
| Global Pass |
YES |
Dimension Breakdown (Test Set)
| Dimension |
Avg Score |
Max |
| D1: Cross-Platform Info Source |
19.6 |
20 |
| D2: Trend Recognition |
19.8 |
20 |
| D3: Data Cleaning |
19.6 |
20 |
| D4: Trend Grading |
13.9 |
15 |
| D5: Report Output |
15.0 |
15 |
| D6: Exception Handling |
9.8 |
10 |
Per-Test-Case Results
| # |
Platform |
Total |
D1 |
D2 |
D3 |
D4 |
D5 |
D6 |
Pass |
| 1 |
TikTok |
99 |
20 |
20 |
20 |
14 |
15 |
10 |
✅ |
| 2 |
X |
97 |
20 |
20 |
20 |
12 |
15 |
10 |
✅ |
| 3 |
YouTube |
100 |
20 |
20 |
20 |
15 |
15 |
10 |
✅ |
| 4 |
YouTube |
98 |
20 |
18 |
20 |
15 |
15 |
10 |
✅ |
| 5 |
Instagram |
97 |
20 |
20 |
18 |
15 |
15 |
9 |
✅ |
| 6 |
X |
97 |
20 |
20 |
20 |
12 |
15 |
10 |
✅ |
| 7 |
YouTube |
100 |
20 |
20 |
20 |
15 |
15 |
10 |
✅ |
| 8 |
Instagram |
100 |
20 |
20 |
20 |
15 |
15 |
10 |
✅ |
| 9 |
Pinterest |
100 |
20 |
20 |
20 |
15 |
15 |
10 |
✅ |
| 10 |
UNKNOWN |
89 |
16 |
20 |
18 |
11 |
15 |
9 |
❌ |
Failing Case Analysis:
- Case 10: UNKNOWN aggregator - intrinsic difficulty with unrecognized platform sources and vague engagement metrics. Benchmark explicitly marks this as challenging edge case.
Artifacts
| File |
Path |
| SKILL.md (production) |
/templates/trend-scout-global/SKILL.md |
| SKILL_v1.md (evolve) |
/templates/trend-scout-global/train/evolve/SKILL_v1.md |
| scorer.js |
/templates/trend-scout-global/train/evolve/scorer.js |
| Scores JSON |
/templates/trend-scout-global/train/evolve/iteration_scores_v1.json |
| Report |
/templates/trend-scout-global/train/evolve/evolve_report.md |
Conclusion
FDE Phase 3 Evolve completed successfully. The baseline score (97.7 on test set) exceeds the target threshold of 95, so no improvement iterations were needed. The skill has been deployed to production at:
/Users/yibo/Documents/LemonAI/lemonboss/system/templates/trend-scout-global/SKILL.md
Generated by Evolver Agent - 2026-04-13
