The post-generation AI-tell audit (AI 味诊断). Run this on every generated track before accepting it. Covers the fourteen enumerable defaults that generative music models fall into, which of them are machine-measurable and which need ears, why compliance rate…
Arrangement architecture (编曲结构学) - the shape of a track over time rather than its notes. Energy curve and dramatic arc, subtractive arranging, layering as form (instrument entry/exit events), formal skeletons and section proportion, arrangement-hook…
The corpus layer (语料层) - how real recordings are made to testify for or against the textbook rules. Covers the reverse ARR-SPEC as the unit of the corpus, the corroboration table that turns rules times corpus into hit rates and tiers them as strong rule /…
Counterpoint and voice writing (对位与声部写作) - writing a second line that is genuinely independent rather than a harmony part. The four complementarity axes that make two lines combine (rhythmic density, interval colour, contrary/oblique/similar motion, staggered…
Thematic development (乐思发展层) - what the theme is and what each section does with it. Owns `material` (motif, character, stated_in) and `form[].development`, a closed set of ten operations…
Song form and section design (曲式与段落) - the terminology, the standard templates, and how to build a setsu backwards from the chorus. The Japanese section vocabulary mapped onto Anglo-American terms (and the two that are routinely mistranslated), the two broad…
Functional and colour harmony (和声：功能与色彩) - choosing chords for a melody and then upgrading them without over-cooking. The three functions and three cadence types, the measure-by-measure harmonization procedure, substitution rules, seventh chords, and the…
Melody writing (旋律法) - what a melodic line expresses and how to make it singable. Direction and interval width as expression, the hard limits on leaps and how to prepare and land them (windup, run-up, cushion, rebound), range setting against the human voice…