music/exemplars/formula_cards/UNMATCHED__17_-_Successful_Rejuvenation.json
{
"schema": "formula-card/v1",
"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__17_-_Successful_Rejuvenation",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\Okami Original Soundtrack Vol. 1\\Okami Original Soundtrack Vol. 1 [MP3]\\17 - Successful Rejuvenation.mp3",
"sha256": "9335d7f11275e2fbfe038728e583521801a0e1e40fc3adb37a50eb5fffa96d96",
"bytes": 622111,
"source_format": "mp3",
"source_codec": "mp3",
"source_sample_rate_hz": 44100,
"source_channels": 2,
"lossless_source": false,
"analysis_sample_rate_hz": 22050,
"decoder": "ffmpeg.exe :: ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
"measured_at": "2026-08-06T22:18:45+00:00",
"format_induced_limit": "lossy source (mp3); high-band timbre figures carry codec artefacts and the card declares it",
"control": {
"controls_passed": 24,
"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."
},
"card": {
"duration_and_structure": {
"total_length_s": 13.147,
"section_boundaries_s": [
0.0,
1.927,
12.028,
13.147
],
"section_count": 3,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.8401,
"is_repeat": false
},
{
"section": 2,
"most_like_section": 0,
"similarity": 0.889,
"is_repeat": false
}
],
"novelty_peak_strength": [
0.9074,
1.0
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 172.27,
"curve_times_s": [
0.0,
0.37,
0.74,
1.11,
1.49,
1.86,
2.23,
2.6,
2.97,
3.34,
3.72,
4.09,
4.46,
4.83,
5.2,
5.57,
5.94,
6.32,
6.69,
7.06,
7.43,
7.8,
8.17,
8.54,
8.92,
9.29,
9.66,
10.03,
10.4,
10.77,
11.15,
11.52,
11.89,
12.26,
12.63,
13.0
],
"curve_bpm": [
57.42,
57.42,
57.42,
57.42,
57.42,
57.42,
234.91,
143.55,
143.55,
143.55,
143.55,
143.55,
143.55,
143.55,
152.0,
184.57,
172.27,
172.27,
172.27,
172.27,
172.27,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
184.57,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91
],
"adjustment_events": [
{
"position_s": 0.0,
"duration_s": 5.69,
"delta_bpm": -56.33,
"shape": "ramp"
},
{
"position_s": 7.76,
"duration_s": 4.88,
"delta_bpm": 26.64,
"shape": "step"
}
],
"dispersion_bpm": 55.652,
"rubato_depth_bpm": 177.486
},
"global_bpm": 129.2,
"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.",
"windowed_tempo_stability": {
"tempo_bpm_global": 129.2,
"tempo_bpm_median_local": 123.05,
"tempo_iqr_bpm": 6.15,
"tempo_stability": 0.8,
"beat_interval_cv": 0.0639
},
"dominant_onset_period_s": 1.0449,
"dominant_onset_period_bpm": 57.42,
"metre": {
"assumed": "4/4",
"measured": null,
"note": "Bar arithmetic on this card uses 4 beats per bar at the baseline tempo. The onset period beside it is MEASURED; the signature is not."
},
"groove": {
"swing_ratio": 0.632,
"onset_rate_per_s": 10.786
}
},
"tonality": {
"key": "F#",
"mode": "major",
"windowed_key_agreement": 0.3333,
"modulation_note": "Windowed key agreement below ~0.7 is the modulation signal at rung 1; a pivot-chord map needs symbolic transcription (rung 2)."
},
"the_hook": {
"available": true,
"onset_s": 0.569,
"onset_bars": 0.41,
"pitch_contour": "-DU-DD-U-D----U",
"interval_vocabulary_semitones": [
0,
2,
4,
10
],
"intervals": [
0.0,
-9.67,
9.67,
0.0,
-2.0,
-2.0,
0.0,
4.0,
0.0,
-4.0,
0.0,
0.0,
0.0,
0.0,
4.0
],
"range_semitones": 9.67,
"distinctive_deviation": {
"largest_interval_semitones": -9.67,
"at_note_index": 2,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.8775,
"self_similarity_baseline": 0.7593,
"self_similarity_lift": 0.1182,
"recurrence_lag_s": 0.464,
"interval_3gram_repetition": 0.1765,
"interval_4gram_repetition": 0.0625
},
"lane_analysis": {
"method": "spectral_band_proxy",
"confidence": "LOW-FOR-ROSTER, USABLE-FOR-ARRANGEMENT",
"method_note": "Section 11.1 requires the lane method be declared. Bands are not instruments: two instruments in one octave read as one lane, and one instrument spanning two octaves reads as two. Entry/exit and simultaneity shapes are trustworthy; a roster is not claimed.",
"lane_roster_bands": [
"sub",
"low_bass",
"bass",
"low_mid",
"mid",
"upper_mid",
"presence",
"brilliance",
"air",
"ultra"
],
"entry_exit_map": [
{
"lane": "sub",
"band_hz": [
20,
45
],
"entry_s": 0.441,
"exit_s": 7.895,
"active_fraction": 0.5679,
"segments": [
[
0.441,
7.895
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 1.091,
"exit_s": 5.991,
"active_fraction": 0.4339,
"segments": [
[
1.091,
1.718
],
[
1.788,
5.991
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.441,
"exit_s": 8.406,
"active_fraction": 0.5767,
"segments": [
[
0.441,
0.998
],
[
1.416,
8.406
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 2.577,
"exit_s": 6.107,
"active_fraction": 0.2963,
"segments": [
[
2.577,
6.107
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 1.022,
"exit_s": 7.663,
"active_fraction": 0.5203,
"segments": [
[
1.022,
7.663
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.952,
"exit_s": 8.336,
"active_fraction": 0.5626,
"segments": [
[
0.952,
8.336
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 1.115,
"exit_s": 8.313,
"active_fraction": 0.5485,
"segments": [
[
1.115,
8.313
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.418,
"exit_s": 7.988,
"active_fraction": 0.5767,
"segments": [
[
0.418,
7.988
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 0.418,
"exit_s": 7.895,
"active_fraction": 0.5697,
"segments": [
[
0.418,
7.895
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.7531,
"sub|bass": 0.8866,
"sub|low_mid": 0.5217,
"sub|mid": 0.9161,
"sub|upper_mid": 0.8798,
"sub|presence": 0.8618,
"sub|brilliance": 0.9847,
"sub|air": 0.9969,
"low_bass|bass": 0.6609,
"low_bass|low_mid": 0.6494,
"low_bass|mid": 0.7284,
"low_bass|upper_mid": 0.6618,
"low_bass|presence": 0.6479,
"low_bass|brilliance": 0.747,
"low_bass|air": 0.7562,
"bass|low_mid": 0.5138,
"bass|mid": 0.8081,
"bass|upper_mid": 0.8779,
"bass|presence": 0.8765,
"bass|brilliance": 0.8957,
"bass|air": 0.8841,
"low_mid|mid": 0.5695,
"low_mid|upper_mid": 0.5266,
"low_mid|presence": 0.5402,
"low_mid|brilliance": 0.5138,
"low_mid|air": 0.5201,
"mid|upper_mid": 0.8777,
"mid|presence": 0.8762,
"mid|brilliance": 0.9021,
"mid|air": 0.9133,
"upper_mid|presence": 0.9749,
"upper_mid|brilliance": 0.8889,
"upper_mid|air": 0.8772,
"presence|brilliance": 0.871,
"presence|air": 0.8592,
"brilliance|air": 0.9878
},
"simultaneity_curve": {
"times_s": [
0.0,
0.186,
0.372,
0.557,
0.743,
0.929,
1.115,
1.3,
1.486,
1.672,
1.858,
2.043,
2.229,
2.415,
2.601,
2.786,
2.972,
3.158,
3.344,
3.529,
3.715,
3.901,
4.087,
4.272,
4.458,
4.644,
4.83,
5.016,
5.201,
5.387,
5.573,
5.759,
5.944,
6.13,
6.316,
6.502,
6.687,
6.873,
7.059,
7.245,
7.43,
7.616,
7.802,
7.988,
8.173,
8.359,
8.545,
8.731,
8.916,
9.102,
9.288,
9.474,
9.66,
9.845,
10.031,
10.217,
10.403,
10.588,
10.774,
10.96,
11.146,
11.331,
11.517,
11.703,
11.889,
12.074,
12.26,
12.446,
12.632,
12.817,
13.003
],
"lanes": [
0,
0,
0,
5,
6,
4,
7,
7,
8,
8,
8,
9,
9,
8,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
9,
8,
9,
7,
7,
7,
7,
7,
7,
7,
6,
4,
3,
1,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0
],
"max": 9,
"mean": 4.653
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.5723,
"at_s": 7.523,
"db_delta": -4.68,
"lanes_removed": 1.62,
"bars_held_s": 5.039,
"re_enters_at_s": 12.562
},
{
"position": 0.6641,
"at_s": 8.731,
"db_delta": -9.0,
"lanes_removed": 1.23,
"bars_held_s": 3.831,
"re_enters_at_s": 12.562
},
{
"position": 0.7559,
"at_s": 9.938,
"db_delta": -8.38,
"lanes_removed": -0.0,
"bars_held_s": 2.624,
"re_enters_at_s": 12.562
},
{
"position": 0.8478,
"at_s": 11.146,
"db_delta": -52.18,
"lanes_removed": -0.0,
"bars_held_s": 1.416,
"re_enters_at_s": 12.562
}
],
"raises": [
{
"position": 0.0459,
"start_s": 0.604,
"end_s": 7.105,
"db_delta": 86.59,
"lanes_added": 4.24,
"slope_db_per_s": 13.318
},
{
"position": 0.9538,
"start_s": 12.539,
"end_s": 12.562,
"db_delta": 8.88,
"lanes_added": 0.0,
"slope_db_per_s": 382.246
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.348
},
{
"position": 0.7436,
"at_s": 9.776,
"duration_s": 3.367
}
],
"tuttis": [
{
"position": 0.1961,
"at_s": 2.577,
"duration_s": 3.437,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.2857,
"seconds": 3.756,
"threshold": "40 dB below the track's own p95 RMS",
"note": "Section 11.2 treats rest as a FIRST-CLASS parameter, not an absence."
},
"counts": {
"drops": 4,
"raises": 2,
"breaks": 2,
"tuttis": 1
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.395,
"time_to_hook_s": 0.569,
"time_to_hook_bars": 0.41,
"time_to_full_texture_s": 2.043,
"time_to_full_texture_bars": 1.47,
"flow_curve": {
"definition": "energy = 0.45*density + 0.35*lane-simultaneity + 0.20*register, each normalised to the track's own maximum (section 11.4)",
"times_s": [
0.0,
0.74,
1.49,
2.23,
2.97,
3.72,
4.46,
5.2,
5.94,
6.69,
7.43,
8.17,
8.92,
9.66,
10.4,
11.15,
11.89,
12.63
],
"values": [
0.0336,
0.4761,
0.5328,
0.6433,
0.7303,
0.7577,
0.7724,
0.7599,
0.7177,
0.5749,
0.4858,
0.2355,
0.0916,
0.0717,
0.0716,
0.0858,
0.0,
0.0
],
"peak_position_normalised": 0.3481
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.3932,
"bars": 9,
"index_per_bar": [
0.5928,
0.9526,
1.0,
0.9834,
0.8896,
0.6673,
0.0818,
0.0482,
0.0229
],
"definition": "lane count + 4*harmonic change rate + 0.6*onset strength + 0.4*register span, per bar, normalised to the track's own maximum (section 11.6)",
"step_map": [
{
"bar": 1,
"at_s": 1.39,
"delta": 0.36,
"at_section_boundary": true
},
{
"bar": 5,
"at_s": 6.97,
"delta": -0.222,
"at_section_boundary": false
},
{
"bar": 6,
"at_s": 8.36,
"delta": -0.586,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 1,
"steps_total": 3,
"boundary_step_share": 0.333,
"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": 1.521,
"melodic_salience": 0.7303,
"voiced_fraction": 0.3257,
"note_count": 20,
"mean_lanes": 4.653,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 184.51,
"peak_position_normalised": 0.2915,
"peak_at_s": 3.831,
"arc_curve_db": [
-52.82,
-66.05,
-25.23,
-21.82,
-18.52,
-16.14,
-16.63,
-17.51,
-17.98,
-21.94,
-27.6,
-34.84,
-44.55,
-54.82,
-66.48,
-108.07,
-170.73,
-169.23
],
"arc_times_s": [
0.0,
0.74,
1.49,
2.23,
2.97,
3.72,
4.46,
5.2,
5.94,
6.69,
7.43,
8.17,
8.92,
9.66,
10.4,
11.15,
11.89,
12.63
]
},
"register": {
"melody_span_semitones": 9.67,
"melody_tessitura_midi": 78.0,
"bass_floor_band": {
"sub": 2e-05,
"low_bass": 0.00012,
"bass": 7e-05,
"low_mid": 0.00081,
"mid": 0.07571,
"upper_mid": 0.40222,
"presence": 0.3377,
"brilliance": 0.10865,
"air": 0.0747,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 2e-05,
"low_bass": 0.00012,
"bass": 7e-05,
"low_mid": 0.00081,
"mid": 0.07571,
"upper_mid": 0.40222,
"presence": 0.3377,
"brilliance": 0.10865,
"air": 0.0747,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.04889,
"seam_ratio": 20.454,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": 0.0,
"head_rms_trend": 0.5883,
"baked_fade_out": false,
"baked_fade_in": true
},
"ending": "through_or_loop",
"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": {
"spectral_centroid_hz_mean": 3001.4,
"spectral_centroid_curve_hz": [
0.0,
5683.8,
3100.4,
3884.8,
4035.9,
3150.4,
3305.3,
3946.6,
3668.9,
4037.9,
3661.7,
2387.3,
2386.8,
2203.4,
2340.4,
2856.4,
0.0,
0.0
],
"spectral_rolloff85_hz_mean": 5346.0,
"spectral_flatness_mean": 0.1724,
"signature_colour": "bright"
}
}
}