music/exemplars/formula_cards/UNMATCHED__3-04_Rest_In_Peace.json
{
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"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.",
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"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\Nobuo Uematsu\\FINAL FANTASY VI (Original Soundtrack)\\3-04 Rest In Peace.m4a",
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"decoder": "ffmpeg.exe :: ffmpeg version 9.0-full_build-www.gyan.dev Copyright (c) 2000-2026 the FFmpeg developers",
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"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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}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.7647,
"bars": 17,
"index_per_bar": [
0.358,
0.5057,
0.8136,
0.8905,
0.9302,
0.9992,
0.9984,
1.0,
0.9975,
0.9724,
0.9527,
0.889,
0.8866,
0.8637,
0.8319,
0.5736,
0.0139
],
"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": 2,
"at_s": 3.53,
"delta": 0.308,
"at_section_boundary": true
},
{
"bar": 15,
"at_s": 26.47,
"delta": -0.258,
"at_section_boundary": false
},
{
"bar": 16,
"at_s": 28.24,
"delta": -0.56,
"at_section_boundary": true
}
],
"steps_at_section_boundaries": 2,
"steps_total": 3,
"boundary_step_share": 0.667,
"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": 1.694,
"melodic_salience": 0.7767,
"voiced_fraction": 0.3698,
"note_count": 53,
"mean_lanes": 6.655,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 46.93,
"peak_position_normalised": 0.5078,
"peak_at_s": 15.882,
"arc_curve_db": [
-62.15,
-66.9,
-12.86,
-16.29,
-15.68,
-14.64,
-14.1,
-13.99,
-14.72,
-14.66,
-14.53,
-14.76,
-14.87,
-15.3,
-16.08,
-15.52,
-14.71,
-14.95,
-14.77,
-14.94,
-14.01,
-11.69,
-11.44,
-13.1,
-13.51,
-13.77,
-15.17,
-14.53,
-13.04,
-11.32,
-11.53,
-13.03,
-13.66,
-13.94,
-13.64,
-13.94,
-15.68,
-26.64,
-46.52,
-78.03,
-148.61,
-200.0,
-110.77
],
"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,
13.37,
14.12,
14.86,
15.6,
16.35,
17.09,
17.83,
18.58,
19.32,
20.06,
20.81,
21.55,
22.29,
23.03,
23.78,
24.52,
25.26,
26.01,
26.75,
27.49,
28.24,
28.98,
29.72,
30.46,
31.21
]
},
"register": {
"melody_span_semitones": 48.0,
"melody_tessitura_midi": 74.33,
"bass_floor_band": {
"sub": 9e-05,
"low_bass": 0.00405,
"bass": 0.04591,
"low_mid": 0.05552,
"mid": 0.31292,
"upper_mid": 0.34987,
"presence": 0.19265,
"brilliance": 0.03542,
"air": 0.00355,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 9e-05,
"low_bass": 0.00405,
"bass": 0.04591,
"low_mid": 0.05552,
"mid": 0.31292,
"upper_mid": 0.34987,
"presence": 0.19265,
"brilliance": 0.03542,
"air": 0.00355,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.04835,
"seam_ratio": 20.684,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": 0.0,
"head_rms_trend": 0.89,
"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": 1519.4,
"spectral_centroid_curve_hz": [
0.0,
1228.4,
1253.6,
1621.4,
1416.9,
1457.4,
1476.1,
1668.9,
1512.9,
1233.6,
1361.8,
1748.6,
2060.8,
2156.3,
2206.6,
2691.3,
2239.4,
2259.8,
2344.7,
2405.5,
2109.0,
2203.2,
2015.6,
1945.4,
1705.2,
1721.0,
1478.2,
1305.9,
1295.8,
1228.6,
1000.8,
959.8,
1051.0,
1055.2,
1056.7,
1128.0,
1096.9,
1050.8,
1430.3,
2722.6,
0.0,
0.0,
0.0
],
"spectral_rolloff85_hz_mean": 2828.5,
"spectral_flatness_mean": 0.0698,
"signature_colour": "warm"
}
}
}