music/exemplars/formula_cards/UNMATCHED__20_Mambo_Mambo.json
{
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"consumer": "docs/proposals/music/MASTERPIECE_PROGRAM.md rung 2 (the archetype synthesis -> MASTERPIECE_STANDARD.md)",
"tier": "RUNG-1 MEASURED",
"legal_posture": "ANALYSIS FOR UNDERSTANDING ONLY. Audio lawfully obtained by Josh, read from disk, measured, and never copied, redistributed, or used as model input of any kind.",
"track_id": "UNMATCHED__20_Mambo_Mambo",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Christophe Héral & Billy Martin\\Rayman Legends (Original Game Soundtrack\\20 Mambo Mambo.m4a",
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"decoder": "ffmpeg.exe :: ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"measured_at": "2026-08-07T01:11:33+00:00",
"format_induced_limit": "lossy source (aac); high-band timbre figures carry codec artefacts and the card declares it",
"control": {
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"controls_total": 24,
"ran_at": "2026-08-06T20:41:42+00:00",
"ffmpeg_version": "ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"note": "This measurement is admissible only because the positive control recovered its planted answers in the same process, immediately before it."
},
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"octave_ambiguity_note": "Beat trackers pick a metrical level, and half/double-time readings are a real and known property, not an error -- the rig's own control plants 120 bpm and this estimator returns 60. Every bar figure on this card (time-to-hook in bars, the complexity index's bar length) inherits whichever level was picked, so compare bar counts within a card, never across cards, until rung 2 pins the metrical level per class.",
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{
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"at_s": 90.558,
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},
{
"position": 0.9756,
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"db_delta": -26.7,
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},
{
"position": 0.9884,
"at_s": 92.973,
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],
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{
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"end_s": 4.969,
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"end_s": 6.548,
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"position": 0.1758,
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"end_s": 23.8,
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"end_s": 33.297,
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"lanes_added": 1.51,
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"end_s": 50.48,
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{
"position": 0.5525,
"start_s": 51.966,
"end_s": 59.373,
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"position": 0.643,
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"end_s": 67.617,
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"end_s": 70.682,
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"position": 0.8299,
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"end_s": 78.809,
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},
{
"position": 0.8427,
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"end_s": 79.923,
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},
{
"position": 0.8556,
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"end_s": 82.756,
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],
"breaks": [
{
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"at_s": 92.09,
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}
],
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{
"position": 0.2466,
"at_s": 23.197,
"duration_s": 0.813,
"lanes": 9
},
{
"position": 0.3473,
"at_s": 32.67,
"duration_s": 0.766,
"lanes": 9
},
{
"position": 0.5221,
"at_s": 49.11,
"duration_s": 1.347,
"lanes": 9
},
{
"position": 0.624,
"at_s": 58.7,
"duration_s": 0.789,
"lanes": 9
},
{
"position": 0.7127,
"at_s": 67.036,
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"lanes": 9
}
],
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"fraction": 0.0212,
"seconds": 1.996,
"threshold": "40 dB below the track's own p95 RMS",
"note": "Section 11.2 treats rest as a FIRST-CLASS parameter, not an absence."
},
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"raises": 12,
"breaks": 1,
"tuttis": 5
}
},
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60.19,
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64.64,
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66.13,
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68.36,
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73.56,
74.3,
75.05,
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87.68,
88.42,
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92.14,
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}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.0217,
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"bar": 3,
"at_s": 3.07,
"delta": -0.176,
"at_section_boundary": false
},
{
"bar": 4,
"at_s": 4.09,
"delta": 0.299,
"at_section_boundary": false
},
{
"bar": 5,
"at_s": 5.11,
"delta": -0.327,
"at_section_boundary": false
},
{
"bar": 6,
"at_s": 6.13,
"delta": 0.312,
"at_section_boundary": true
},
{
"bar": 15,
"at_s": 15.33,
"delta": -0.165,
"at_section_boundary": false
},
{
"bar": 16,
"at_s": 16.35,
"delta": 0.159,
"at_section_boundary": false
},
{
"bar": 24,
"at_s": 24.52,
"delta": -0.167,
"at_section_boundary": true
},
{
"bar": 25,
"at_s": 25.54,
"delta": 0.281,
"at_section_boundary": false
},
{
"bar": 33,
"at_s": 33.72,
"delta": -0.481,
"at_section_boundary": false
},
{
"bar": 34,
"at_s": 34.74,
"delta": 0.226,
"at_section_boundary": true
},
{
"bar": 35,
"at_s": 35.76,
"delta": 0.244,
"at_section_boundary": true
},
{
"bar": 50,
"at_s": 51.08,
"delta": -0.163,
"at_section_boundary": true
},
{
"bar": 51,
"at_s": 52.11,
"delta": 0.217,
"at_section_boundary": false
},
{
"bar": 58,
"at_s": 59.26,
"delta": -0.247,
"at_section_boundary": true
},
{
"bar": 59,
"at_s": 60.28,
"delta": 0.174,
"at_section_boundary": true
},
{
"bar": 67,
"at_s": 68.45,
"delta": -0.38,
"at_section_boundary": true
},
{
"bar": 68,
"at_s": 69.47,
"delta": 0.25,
"at_section_boundary": false
},
{
"bar": 70,
"at_s": 71.52,
"delta": -0.214,
"at_section_boundary": false
},
{
"bar": 76,
"at_s": 77.65,
"delta": 0.174,
"at_section_boundary": true
},
{
"bar": 77,
"at_s": 78.67,
"delta": 0.165,
"at_section_boundary": true
},
{
"bar": 89,
"at_s": 90.93,
"delta": -0.278,
"at_section_boundary": true
},
{
"bar": 90,
"at_s": 91.95,
"delta": -0.657,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 11,
"steps_total": 22,
"boundary_step_share": 0.5,
"hypothesis_note": "Section 11.6 expects masterpieces to step complexity AT structural boundaries and hold it flat inside sections. This share is the measurement of that claim on this track; the corpus decides, not us."
},
"texture_and_density": {
"note_rate_per_s": 2.062,
"melodic_salience": 0.779,
"voiced_fraction": 0.3942,
"note_count": 194,
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"max_lanes": 9
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"dynamics": {
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28.98,
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31.21,
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38.64,
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54.24,
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59.44,
60.19,
60.93,
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63.16,
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73.56,
74.3,
75.05,
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80.25,
80.99,
81.73,
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84.71,
85.45,
86.19,
86.94,
87.68,
88.42,
89.16,
89.91,
90.65,
91.39,
92.14,
92.88,
93.62
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},
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"melody_tessitura_midi": 43.0,
"bass_floor_band": {
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"low_bass": 0.13152,
"bass": 0.12852,
"low_mid": 0.06284,
"mid": 0.28853,
"upper_mid": 0.32743,
"presence": 0.03893,
"brilliance": 0.01466,
"air": 0.00593,
"ultra": 0.0
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"octave_band_profile": {
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"low_bass": 0.13152,
"bass": 0.12852,
"low_mid": 0.06284,
"mid": 0.28853,
"upper_mid": 0.32743,
"presence": 0.03893,
"brilliance": 0.01466,
"air": 0.00593,
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},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.09299,
"seam_ratio": 10.754,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.7003,
"tail_rms_trend": -0.6277,
"head_rms_trend": -0.3804,
"baked_fade_out": true,
"baked_fade_in": false
},
"ending": "baked_fade_out",
"cadence_census_note": "A cadence census needs harmonic transcription and is a rung-2 dimension; the seam measurement is what rung 1 can honestly report about how it ends."
},
"timbre": {
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1073.5,
992.9,
3812.4,
2055.4,
2044.3,
2721.7,
1440.0,
843.5,
816.8,
1919.2,
648.5,
1520.2,
2301.4,
1349.5,
1482.5,
3761.2,
1877.3,
2029.9,
4669.0,
2552.6,
2028.5,
1740.3,
2056.8,
1473.7,
1919.3,
2409.7,
1411.2,
2613.0,
2176.5,
1943.5,
2076.1,
2396.2,
1138.8,
1057.9,
828.9,
2238.3,
1532.7,
2385.3,
2277.9,
1460.6,
1068.9,
2797.5,
4453.7,
1983.9,
1986.6,
5657.1,
4269.5,
1998.5,
2572.1,
1893.3,
1799.3,
2341.0,
2018.5,
1922.6,
1731.1,
2404.0,
1612.3,
1878.9,
2385.7,
2078.6,
2079.8,
2132.9,
2186.2,
1642.5,
2462.7,
2815.2,
2480.2,
1599.6,
2101.7,
2154.6,
2238.7,
2367.0,
2494.6,
2638.2,
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}
}
}