music/exemplars/formula_cards/UNMATCHED__21_Contract_Sfc_Version_.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__21_Contract_Sfc_Version_",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Tales of Series SOUND TEAM & Bandai Namc\\Tales of Phantasia (Original Soundtrack)\\21 Contract (Sfc Version).m4a",
"sha256": "4f26a3bcec31c9fbedf37278b483f60ec9863c4935af7955578c8ab61837ed13",
"bytes": 844788,
"source_format": "mov,mp4,m4a,3gp,3g2,mj2",
"source_codec": "aac",
"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": "2026-08-07T12:42:11+00:00",
"format_induced_limit": "lossy source (aac); high-band timbre figures carry codec artefacts and the card declares it",
"control": {
"controls_passed": 31,
"controls_total": 31,
"ran_at": "2026-08-07T12:07:20+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": 9.333,
"section_boundaries_s": [
0.0,
3.483,
9.333
],
"section_count": 2,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.9266,
"is_repeat": true
}
],
"novelty_peak_strength": [
1.0
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 123.05,
"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
],
"curve_bpm": [
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
123.05,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
234.91,
258.4,
184.57,
184.57,
184.57,
184.57
],
"adjustment_events": [
{
"position_s": 4.16,
"duration_s": 4.78,
"delta_bpm": 77.96,
"shape": "step"
}
],
"dispersion_bpm": 51.531,
"rubato_depth_bpm": 111.861
},
"global_bpm": 123.05,
"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": 123.05,
"tempo_bpm_median_local": 123.05,
"tempo_iqr_bpm": 0.0,
"tempo_stability": 1.0,
"beat_interval_cv": 0.0204
},
"dominant_onset_period_s": 0.4876,
"dominant_onset_period_bpm": 123.05,
"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": 0.799,
"onset_rate_per_s": 10.82
}
},
"tonality": {
"key": "E",
"mode": "major",
"windowed_key_agreement": 0.5,
"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": 1.358,
"onset_bars": 0.7,
"pitch_contour": "DUUUDD---U-",
"interval_vocabulary_semitones": [
0,
3,
4,
8,
14,
16
],
"intervals": [
-8.0,
3.0,
4.0,
3.0,
-3.0,
-14.0,
0.0,
0.0,
0.0,
16.0,
0.0
],
"range_semitones": 17.0,
"distinctive_deviation": {
"largest_interval_semitones": 16.0,
"at_note_index": 10,
"is_licensed_leap": true
}
},
"motif_economy": {
"self_similarity_peak": 0.8921,
"self_similarity_baseline": 0.7095,
"self_similarity_lift": 0.1826,
"recurrence_lag_s": 0.464,
"interval_3gram_repetition": 0.0,
"interval_4gram_repetition": 0.0
},
"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": 0.511,
"exit_s": 4.667,
"active_fraction": 0.3582,
"segments": [
[
0.511,
1.115
],
[
1.974,
4.667
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 2.624,
"exit_s": 6.037,
"active_fraction": 0.4378,
"segments": [
[
2.624,
3.228
],
[
3.344,
6.037
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.511,
"exit_s": 5.248,
"active_fraction": 0.51,
"segments": [
[
0.511,
5.248
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 0.534,
"exit_s": 6.409,
"active_fraction": 0.6318,
"segments": [
[
0.534,
6.409
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.511,
"exit_s": 6.455,
"active_fraction": 0.6393,
"segments": [
[
0.511,
6.455
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.511,
"exit_s": 6.385,
"active_fraction": 0.6318,
"segments": [
[
0.511,
6.385
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 0.511,
"exit_s": 5.619,
"active_fraction": 0.5498,
"segments": [
[
0.511,
5.619
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 0.511,
"exit_s": 6.385,
"active_fraction": 0.6318,
"segments": [
[
0.511,
6.385
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 0.511,
"exit_s": 5.573,
"active_fraction": 0.4751,
"segments": [
[
0.511,
3.762
],
[
4.435,
5.573
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.5764,
"sub|bass": 0.7024,
"sub|low_mid": 0.5608,
"sub|mid": 0.5603,
"sub|upper_mid": 0.5669,
"sub|presence": 0.6516,
"sub|brilliance": 0.5669,
"sub|air": 0.5297,
"low_bass|bass": 0.5941,
"low_bass|low_mid": 0.6929,
"low_bass|mid": 0.6848,
"low_bass|upper_mid": 0.6929,
"low_bass|presence": 0.6611,
"low_bass|brilliance": 0.6929,
"low_bass|air": 0.5356,
"bass|low_mid": 0.8,
"bass|mid": 0.7977,
"bass|upper_mid": 0.8071,
"bass|presence": 0.9276,
"bass|brilliance": 0.8071,
"bass|air": 0.8082,
"low_mid|mid": 0.9883,
"low_mid|upper_mid": 0.9922,
"low_mid|presence": 0.8627,
"low_mid|brilliance": 0.9922,
"low_mid|air": 0.7451,
"mid|upper_mid": 0.9883,
"mid|presence": 0.8599,
"mid|brilliance": 0.9883,
"mid|air": 0.7432,
"upper_mid|presence": 0.8701,
"upper_mid|brilliance": 1.0,
"upper_mid|air": 0.752,
"presence|brilliance": 0.8701,
"presence|air": 0.8643,
"brilliance|air": 0.752
},
"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
],
"lanes": [
0,
0,
0,
9,
9,
8,
8,
7,
7,
7,
7,
9,
9,
9,
8,
9,
9,
9,
9,
9,
9,
8,
8,
8,
9,
9,
8,
8,
8,
7,
7,
5,
5,
4,
4,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0
],
"max": 9,
"mean": 4.866
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.5548,
"at_s": 5.178,
"db_delta": -1.65,
"lanes_removed": 1.56,
"bars_held_s": 3.553,
"re_enters_at_s": 8.731
},
{
"position": 0.6842,
"at_s": 6.385,
"db_delta": -21.35,
"lanes_removed": 3.9,
"bars_held_s": 2.345,
"re_enters_at_s": 8.731
},
{
"position": 0.8135,
"at_s": 7.593,
"db_delta": -17.25,
"lanes_removed": -0.0,
"bars_held_s": 1.068,
"re_enters_at_s": 8.661
}
],
"raises": [
{
"position": 0.0647,
"start_s": 0.604,
"end_s": 0.789,
"db_delta": 60.59,
"lanes_added": 6.63,
"slope_db_per_s": 326.183
},
{
"position": 0.199,
"start_s": 1.858,
"end_s": 5.271,
"db_delta": 1.88,
"lanes_added": 1.53,
"slope_db_per_s": 0.549
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.464
},
{
"position": 0.7364,
"at_s": 6.873,
"duration_s": 2.438
}
],
"tuttis": [
{
"position": 0.2214,
"at_s": 2.067,
"duration_s": 1.695,
"lanes": 9
}
],
"silence_budget": {
"fraction": 0.3159,
"seconds": 2.949,
"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": 3,
"raises": 2,
"breaks": 2,
"tuttis": 1
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.488,
"time_to_hook_s": 1.358,
"time_to_hook_bars": 0.7,
"time_to_full_texture_s": 0.534,
"time_to_full_texture_bars": 0.27,
"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
],
"values": [
0.275,
0.58,
0.6007,
0.6807,
0.7408,
0.7247,
0.7233,
0.6128,
0.3953,
0.1014,
0.1937,
0.1899,
0.1915
],
"peak_position_normalised": 0.3441
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.9504,
"bars": 4,
"index_per_bar": [
0.7598,
1.0,
0.889,
0.2696
],
"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": 1.95,
"delta": 0.24,
"at_section_boundary": true
},
{
"bar": 3,
"at_s": 5.85,
"delta": -0.619,
"at_section_boundary": false
}
],
"steps_at_section_boundaries": 1,
"steps_total": 2,
"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": 1.286,
"melodic_salience": 0.7659,
"voiced_fraction": 0.357,
"note_count": 12,
"mean_lanes": 4.866,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 84.24,
"peak_position_normalised": 0.399,
"peak_at_s": 3.715,
"arc_curve_db": [
-35.32,
-44.49,
-19.54,
-18.92,
-16.92,
-16.62,
-16.97,
-18.78,
-26.14,
-50.06,
-83.45,
-99.43,
-76.58
],
"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
]
},
"register": {
"melody_span_semitones": 17.0,
"melody_tessitura_midi": 52.0,
"bass_floor_band": {
"sub": 0.00049,
"low_bass": 0.05173,
"bass": 0.21623,
"low_mid": 0.31692,
"mid": 0.1647,
"upper_mid": 0.11332,
"presence": 0.11474,
"brilliance": 0.01985,
"air": 0.00201,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.00049,
"low_bass": 0.05173,
"bass": 0.21623,
"low_mid": 0.31692,
"mid": 0.1647,
"upper_mid": 0.11332,
"presence": 0.11474,
"brilliance": 0.01985,
"air": 0.00201,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 0.08547,
"interior_distance_median": 0.05621,
"seam_ratio": 1.521,
"seam_clean": false,
"tail_rms_over_mid": 0.0001,
"head_rms_over_mid": 0.0001,
"tail_rms_trend": -0.476,
"head_rms_trend": 0.5638,
"baked_fade_out": true,
"baked_fade_in": true
},
"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": {
"spectral_centroid_hz_mean": 2412.6,
"spectral_centroid_curve_hz": [
5152.6,
1608.8,
1874.0,
2007.2,
2230.8,
1374.6,
1332.4,
1240.7,
1123.3,
1351.3,
5244.0,
5230.4,
5275.6
],
"spectral_rolloff85_hz_mean": 4500.5,
"spectral_flatness_mean": 0.12734,
"signature_colour": "warm"
}
}
}