Search Vector Config
data class SearchVectorConfig(val sigmoidK: Float = 0.025f, val binWidth: Int = 4, val featureRate: Float = 10.0f, val pitchRangeMin: Int = 36, val pitchRangeMax: Int = 92)
Configuration for vocal range search vector creation and matching.
Follows ADR-001 3-tier pattern: companion presets + Builder + .copy().