6.5 KiB
Validation Report - ejemplo.mp3 Reference
Date: 2026-03-30
Reference: ejemplo.mp3 (99.384 BPM, Am)
Target DNA: dembow, reese, pad, pluck
Dominant Pack: ss_rnbl
Validation Status: PARTIAL - Generation Infrastructure Works, Coherence Metrics Pending
Checklist Results
| Checklist Item | Status | Evidence |
|---|---|---|
| Uses fewer families than before | ⚠️ PENDING | Track budget exceeded (165 tracks vs target 12) |
| Hook harmonic appears clearly | ⚠️ PENDING | Micro-stem analysis shows bass from ss_rnbl family dominant |
| Doesn't sound like collage | ⚠️ PENDING | Requires auditory validation |
| Maintains dembow and low-end consistency | ⚠️ PENDING | Micro-stems show dembow token: 118 matches |
| Uses pluck/keys/piano if analysis requests it | ⚠️ PENDING | Micro-stems show pluck token: 12 matches |
Technical Evidence
Micro-Stem Analysis (Pre-Generation)
✅ Phrases/Segments: 33 sections detected
✅ Dominant Families:
- ss_rnbl: 48 matches (bass, drums)
- impact cell: 21 matches (FX)
- kick bigcayu: 20 matches (drums)
- midilatino_zara: 11 matches (atmos/pad)
- pluck 7: 6 matches (melodic)
✅ Token DNA Profile:
- dembow: 118 (dominant groove)
- reese: 31 (bass character)
- pluck: 12 (melodic hooks)
- pad: 11 (harmonic beds)
Generation Results
❌ Completion: Job timeout at 300s (max polls reached)
⚠️ Tracks Created: 165 total (97 MIDI + 68 audio) - exceeds 12-track budget
⚠️ Coherence Score: N/A (job did not complete)
⚠️ Same-pack ratio: N/A (manifest not generated)
⚠️ Core/optional ratio: N/A
Infrastructure Verification
✅ MCP Connection: Active on 127.0.0.1:9877
✅ Ableton Control Surface: AbletonMCP_AI loaded
✅ Sample Library: 510 samples indexed
✅ Audio Devices: Simpler loaded on audio tracks
✅ Bus Routing: DRUM BUS, BASS BUS, MUSIC BUS created
Section Variants Generated
✅ Phrase Plan Present: 4 sections configured
- Section 0 (intro): drum=skip, bass=pedal, melodic=motif
- Section 1 (build): drum=straight, bass=syncopated, melodic=lift
- Section 2 (break): drum=skip, bass=pedal, melodic=response
- Section 3 (outro): drum=straight, bass=pedal, melodic=descend
✅ Musical Theme Initialized: key=Dm, scale=minor, seed=8057
⚠️ Key Mismatch Warning: Reference is Am but generation used Dm
Coherence Metrics (From Last Successful Manifest)
Last audited manifest (session_id = fadbe771353b):
- Budget logical: 11/12 ✅
- Core/optional: 55% ✅
- Same-pack ratio: 53% ⚠️ (target >70%)
- Tonal consistency: 10/10 samples in conflict against Fm ❌
- Redundant layers: 16 ❌ (too many)
Issues Identified
-
Timeout Problem: Generation exceeds 300s timeout limit
- Impact: Cannot complete full materialization
- Evidence: smoke_test_async_report.json shows "Timeout: max polls (60) reached"
-
Track Overcrowding: 165 tracks created vs 12-track budget
- Impact: Cluttered session, hard to mix
- Evidence: Previous run created 165 tracks
-
Key Drift: Generation used Dm, reference is Am
- Impact: Harmonic mismatch with reference
- Evidence: Log shows "[THEME] Initialized musical theme: key=Dm"
-
No Manifest Generated: Cannot verify coherence scores
- Impact: Missing post-generation validation data
- Evidence: "get_generation_manifest: Skipped (job did not complete)"
What Worked
✅ Micro-stem extraction: Successfully analyzed ejemplo.mp3
✅ Sample matching: Found compatible samples from ss_rnbl family
✅ Section detection: Identified 33 segments with energy/brightness profiles
✅ Bus structure: DRUM, BASS, MUSIC, VOCAL LATIN, FX buses created
✅ Audio materialization: Simpler devices loaded, arrangement patterns placed
✅ Gain staging: Latin-style adjustments applied
What Needs Improvement
❌ Generation speed: Must complete within 300s timeout
❌ Track budget: Must respect 12-track limit
❌ Key consistency: Generation should match reference key (Am)
❌ Coherence validation: Need manifest to verify same-pack ratio >70%
Auditory Assessment
Status: PENDING USER LISTENING
Please listen to the generated track in Ableton and rate:
| Aspect | Score | Notes |
|---|---|---|
| Sounds like reference | _/10 | Does it match ejemplo.mp3 vibe? |
| Hook recognizable | YES/NO | Is there a clear melodic identity? |
| Coherent sections | YES/NO | Do sections flow logically? |
| Bass-chords-lead alignment | YES/NO | Are harmonics consistent? |
| Pack coherence | YES/NO | Do sounds feel from same "world"? |
Verdict
PARTIAL / NEEDS FIXES
The new implementation shows significant infrastructure progress:
- Micro-stem analysis working
- Section-aware generation
- Pack-family selection logic
- Bus routing operational
However, critical blockers prevent validation:
- Generation timeout prevents completion
- Track budget exceeded
- Key mismatch with reference
- No coherence metrics available
Next Steps
Priority 1 - Fix Timeout:
- Optimize generation speed or increase timeout
- Add progress checkpointing for resume capability
- Profile bottleneck in materialization phase
Priority 2 - Respect Budget:
- Enforce 12-track limit strictly
- Remove redundant layers (16 detected)
- Use MIDI/presets for harmonic material when available
Priority 3 - Fix Key Consistency:
- Force generation key to match reference (Am)
- Validate bass-music harmonic compatibility
- Reject samples with conflicting keys
Priority 4 - Complete Validation:
- Re-run smoke test after fixes
- Capture coherence metrics from manifest
- User auditory review
- Compare generated vs reference spectrograms
Files Referenced
- Reference analysis:
docs/REFERENCE_TRACK_EJEMPLO_ANALYSIS.md - Micro-stems report:
temp/ejemplo_micro_stems_report.json - Arrangement plan:
temp/ejemplo_arrangement_plan_validation.json - Smoke test report:
temp/smoke_test_async_report.json - Active handoff:
KIMI_K2_ACTIVE_HANDOFF.md
Test Commands
Run validation:
python temp\smoke_test_async.py --use-track --genre reggaeton --bpm 95
Check session:
netstat -an | findstr 9877
View logs:
Get-Content "$env:APPDATA\Ableton\Live 12.0.15\Preferences\Log.txt" -Tail 100
Report generated: 2026-03-30 by validation workflow Status: PARTIAL - Infrastructure validated, coherence metrics pending