VoxaTrace/com.musicmuni.voxatrace.tessera.model/BreathConfig

BreathConfig

data class BreathConfig(val featureRate: Float = 30.0f, val tauRise: Float = 8.0f, val tauFall: Float = 0.4f, val sigmoidK: Float = 0.3f, val sigmoidM: Float = 10.0f, val minUnvoicedDuration: Float = 0.1f, val controlThreshold: Float = 0.55f, val lofNeighbors: Int = 25, val minAlignmentDuration: Float = 6.0f, val peakTimeTolerance: Float = 0.5f, val peakAmplitudeTolerance: Float = 0.3f, val alignmentSnippets: Int = 6, val alignmentSnippetDuration: Int = 5)

Configuration for breath analysis.

Follows ADR-001 3-tier pattern: companion presets + Builder + .copy().

Constructors

constructor(featureRate: Float = 30.0f, tauRise: Float = 8.0f, tauFall: Float = 0.4f, sigmoidK: Float = 0.3f, sigmoidM: Float = 10.0f, minUnvoicedDuration: Float = 0.1f, controlThreshold: Float = 0.55f, lofNeighbors: Int = 25, minAlignmentDuration: Float = 6.0f, peakTimeTolerance: Float = 0.5f, peakAmplitudeTolerance: Float = 0.3f, alignmentSnippets: Int = 6, alignmentSnippetDuration: Int = 5)

Types

object Companion

Properties

alignmentSnippetDuration

val alignmentSnippetDuration: Int

Duration of each snippet (seconds) for cross-correlation

alignmentSnippets

val alignmentSnippets: Int

Number of random snippets for cross-correlation estimation

controlThreshold

val controlThreshold: Float

Amplitude threshold for peak detection in breath comparison

val featureRate: Float

Resampling rate in Hz for breath analysis (Python SSOT: 30 Hz)

val lofNeighbors: Int

Number of neighbors for LOF phrase outlier detection

minAlignmentDuration

val minAlignmentDuration: Float

Minimum breath function length (seconds) for cross-correlation comparison

minUnvoicedDuration

val minUnvoicedDuration: Float

Minimum gap duration (seconds) to treat as a real pause

peakAmplitudeTolerance

val peakAmplitudeTolerance: Float

Maximum amplitude ratio difference for matching peaks (0.3 = 30%)

peakTimeTolerance

val peakTimeTolerance: Float

Maximum time offset (seconds) for matching ref/student peaks

val sigmoidK: Float

Sigmoid steepness for breath control scoring

val sigmoidM: Float

Sigmoid midpoint (seconds) for breath control scoring

val tauFall: Float

Time constant (seconds) for exponential decay during unvoiced segments

val tauRise: Float

Time constant (seconds) for exponential growth during voiced segments