music/exemplars/formula_cards/UNMATCHED__02_Jingle_Sonic_Team_1996.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__02_Jingle_Sonic_Team_1996",
"title": null,
"game": null,
"composer": null,
"purpose_class": null,
"source_path": "D:\\audio\\exemplars\\iTunes_Sweep\\SEGA\\NiGHTS into dreams... Perfect Album, Vol\\02 (Jingle) Sonic Team 1996.m4a",
"sha256": "be0645ad2c36182bf8d426c374fa30687fe380ba12e7018fce8eee1211208ed8",
"bytes": 727384,
"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": "2026-08-07T05:38:58+00:00",
"format_induced_limit": "lossy source (aac); 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": 6.72,
"section_boundaries_s": [
0.0,
5.457,
6.72
],
"section_count": 2,
"repeat_map": [
{
"section": 0,
"most_like_section": null,
"similarity": 0.0,
"is_repeat": false
},
{
"section": 1,
"most_like_section": 0,
"similarity": 0.8816,
"is_repeat": false
}
],
"novelty_peak_strength": [
1.0
],
"method": "checkerboard-kernel novelty over a chroma+MFCC self-similarity matrix"
},
"tempo_and_time_grammar": {
"tempo_function": {
"baseline_bpm": 198.77,
"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
],
"curve_bpm": [
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77,
198.77
],
"adjustment_events": [],
"dispersion_bpm": 0.0,
"rubato_depth_bpm": 0.0
},
"global_bpm": 143.55,
"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": 143.55,
"tempo_bpm_median_local": 123.05,
"tempo_iqr_bpm": 12.95,
"tempo_stability": 0.5789,
"beat_interval_cv": 0.0286
},
"dominant_onset_period_s": 0.1393,
"dominant_onset_period_bpm": 430.66,
"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": 0.633,
"onset_rate_per_s": 10.841
}
},
"tonality": {
"key": "D",
"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": false,
"reason": "only 2 melodic notes extracted"
},
"motif_economy": {
"self_similarity_peak": 0.8796,
"self_similarity_baseline": 0.8289,
"self_similarity_lift": 0.0507,
"recurrence_lag_s": 0.604,
"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": 0.488,
"exit_s": 3.506,
"active_fraction": 0.4517,
"segments": [
[
0.488,
3.506
]
]
},
{
"lane": "low_bass",
"band_hz": [
45,
90
],
"entry_s": 0.488,
"exit_s": 3.344,
"active_fraction": 0.4276,
"segments": [
[
0.488,
3.344
]
]
},
{
"lane": "bass",
"band_hz": [
90,
180
],
"entry_s": 0.488,
"exit_s": 3.413,
"active_fraction": 0.4379,
"segments": [
[
0.488,
3.413
]
]
},
{
"lane": "low_mid",
"band_hz": [
180,
355
],
"entry_s": 1.091,
"exit_s": 2.206,
"active_fraction": 0.2724,
"segments": [
[
1.091,
2.206
]
]
},
{
"lane": "mid",
"band_hz": [
355,
710
],
"entry_s": 0.813,
"exit_s": 3.553,
"active_fraction": 0.4103,
"segments": [
[
0.813,
3.553
]
]
},
{
"lane": "upper_mid",
"band_hz": [
710,
1400
],
"entry_s": 0.929,
"exit_s": 3.924,
"active_fraction": 0.4483,
"segments": [
[
0.929,
3.924
]
]
},
{
"lane": "presence",
"band_hz": [
1400,
2800
],
"entry_s": 1.324,
"exit_s": 3.901,
"active_fraction": 0.3862,
"segments": [
[
1.324,
3.901
]
]
},
{
"lane": "brilliance",
"band_hz": [
2800,
5600
],
"entry_s": 1.416,
"exit_s": 3.924,
"active_fraction": 0.3759,
"segments": [
[
1.416,
3.924
]
]
},
{
"lane": "air",
"band_hz": [
5600,
11200
],
"entry_s": 1.765,
"exit_s": 3.715,
"active_fraction": 0.2931,
"segments": [
[
1.765,
3.715
]
]
}
],
"interlap_matrix": {
"sub|low_bass": 0.9466,
"sub|bass": 0.9695,
"sub|low_mid": 0.6031,
"sub|mid": 0.8797,
"sub|upper_mid": 0.7517,
"sub|presence": 0.6419,
"sub|brilliance": 0.6107,
"sub|air": 0.5429,
"low_bass|bass": 0.9764,
"low_bass|low_mid": 0.5736,
"low_bass|mid": 0.8271,
"low_bass|upper_mid": 0.7047,
"low_bass|presence": 0.5946,
"low_bass|brilliance": 0.5638,
"low_bass|air": 0.4929,
"bass|low_mid": 0.5969,
"bass|mid": 0.8496,
"bass|upper_mid": 0.7248,
"bass|presence": 0.6149,
"bass|brilliance": 0.5839,
"bass|air": 0.5143,
"low_mid|mid": 0.6639,
"low_mid|upper_mid": 0.6077,
"low_mid|presence": 0.5656,
"low_mid|brilliance": 0.5285,
"low_mid|air": 0.4386,
"mid|upper_mid": 0.8444,
"mid|presence": 0.7239,
"mid|brilliance": 0.6889,
"mid|air": 0.619,
"upper_mid|presence": 0.8615,
"upper_mid|brilliance": 0.8385,
"upper_mid|air": 0.6538,
"presence|brilliance": 0.9558,
"presence|air": 0.7589,
"brilliance|air": 0.7798
},
"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
],
"lanes": [
0,
0,
0,
3,
3,
5,
6,
6,
8,
8,
9,
9,
8,
8,
9,
9,
8,
9,
9,
5,
4,
3,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0,
0
],
"max": 9,
"mean": 3.503
},
"register_spacing_octaves": [
1.085,
1.0,
0.99,
0.99,
0.99,
0.99,
1.0,
1.0
]
},
"event_grammar": {
"drops": [
{
"position": 0.463,
"at_s": 3.111,
"db_delta": 0.18,
"lanes_removed": 1.57,
"bars_held_s": 3.019,
"re_enters_at_s": 6.13
},
{
"position": 0.6427,
"at_s": 4.319,
"db_delta": -15.55,
"lanes_removed": 1.2,
"bars_held_s": 1.811,
"re_enters_at_s": 6.13
},
{
"position": 0.8224,
"at_s": 5.526,
"db_delta": -35.81,
"lanes_removed": -0.0,
"bars_held_s": 0.511,
"re_enters_at_s": 6.037
}
],
"raises": [
{
"position": 0.0898,
"start_s": 0.604,
"end_s": 3.413,
"db_delta": 97.62,
"lanes_added": 3.72,
"slope_db_per_s": 34.747
}
],
"breaks": [
{
"position": 0.0,
"at_s": 0.0,
"duration_s": 0.441
},
{
"position": 0.7083,
"at_s": 4.76,
"duration_s": 1.95
}
],
"tuttis": [],
"silence_budget": {
"fraction": 0.3621,
"seconds": 2.433,
"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": 1,
"breaks": 2,
"tuttis": 0
}
},
"opening_and_flow_law": {
"onset_type": "fade_in",
"first_sound_at_s": 0.464,
"time_to_hook_s": null,
"time_to_hook_bars": null,
"time_to_full_texture_s": 1.765,
"time_to_full_texture_bars": 1.46,
"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
],
"values": [
0.0152,
0.1773,
0.4788,
0.6263,
0.6009,
0.3871,
0.1374,
0.0022,
0.0,
0.0
],
"peak_position_normalised": 0.4567
}
},
"complexity_law": {
"available": true,
"bar_length_s": 1.2074,
"bars": 5,
"index_per_bar": [
0.4143,
0.9915,
1.0,
0.2703,
0.0221
],
"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": 1.21,
"delta": 0.577,
"at_section_boundary": true
},
{
"bar": 3,
"at_s": 3.62,
"delta": -0.73,
"at_section_boundary": false
},
{
"bar": 4,
"at_s": 4.83,
"delta": -0.248,
"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": 0.298,
"melodic_salience": 0.2607,
"voiced_fraction": 0.038,
"note_count": 2,
"mean_lanes": 3.503,
"max_lanes": 9
},
"dynamics": {
"dynamic_range_db_p95_minus_p10": 187.57,
"peak_position_normalised": 0.3945,
"peak_at_s": 2.647,
"arc_curve_db": [
-55.84,
-66.49,
-18.37,
-15.59,
-15.56,
-24.7,
-58.08,
-139.88,
-200.0,
-104.62
],
"arc_times_s": [
0.0,
0.74,
1.49,
2.23,
2.97,
3.72,
4.46,
5.2,
5.94,
6.69
]
},
"register": {
"melody_span_semitones": 2.33,
"melody_tessitura_midi": 60.5,
"bass_floor_band": {
"sub": 0.0123,
"low_bass": 0.03103,
"bass": 0.03471,
"low_mid": 0.38451,
"mid": 0.05633,
"upper_mid": 0.04602,
"presence": 0.16896,
"brilliance": 0.18324,
"air": 0.07937,
"ultra": 0.0
},
"octave_band_profile": {
"sub": 0.0123,
"low_bass": 0.03103,
"bass": 0.03471,
"low_mid": 0.38451,
"mid": 0.05633,
"upper_mid": 0.04602,
"presence": 0.16896,
"brilliance": 0.18324,
"air": 0.07937,
"ultra": 0.0
}
},
"cadence_and_ending": {
"loop_seam": {
"measurable": true,
"seam_distance": 1.0,
"interior_distance_median": 0.17684,
"seam_ratio": 5.655,
"seam_clean": false,
"tail_rms_over_mid": 0.0,
"head_rms_over_mid": 0.0,
"tail_rms_trend": 0.0,
"head_rms_trend": 0.9359,
"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": 1877.3,
"spectral_centroid_curve_hz": [
0.0,
293.3,
1287.4,
3668.9,
3177.8,
3388.9,
2858.8,
0.0,
0.0,
0.0
],
"spectral_rolloff85_hz_mean": 3393.5,
"spectral_flatness_mean": 0.3291,
"signature_colour": "warm"
}
}
}