Vocal Analyzer
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Speaker references

    History

    Previously analyzed recordings will appear here.

      Live Microphone

      Ready

      Input
      -inf dBFS
      Pitch -- Hz unvoiced
      Rolling F0 warming up 2.0 s window
      Status queue 0 no clipping
      Exercise -- live preview
      Experimental resonance preview
      F1
      -- Hz
      F2
      -- Hz
      Dispersion
      -- Hz
      Current recording
      analyzed locally
      00:00 / 00:00

      Timeline

      Pitch & resonance (formant dispersion) over the recording · shaded bands = your targets

      Pitch Formant dispersion Target

      Vowel space · F1 × F2

      Each cluster is a vowel category · larger spread = more articulation

      Per-vowel resonance · F2

      Higher = brighter / more fronted

      Studio

      Pick a recording from the library to see its pitch, resonance, and quality mapped on an interactive timeline — or analyze a new one.

      or drop a file anywhere · WAV / MP3 / AIFF

      Benchmark Dashboard

      Regression Test Results Over Time

      Each bar shows how many audio files passed, warned, or failed their metric tolerance checks for a benchmark run. Click a bar to see the full results.

      Recent Runs

      Click a run to see its full results and baseline comparison.

      Date Branch Suite Pass Warn Fail

      Run Detail

      Audio File Corpus Pitch Class Formant Class Pitch Median (Hz) F1 (Hz) Formant Disp. (Hz) HNR (dB)

      No benchmark runs recorded yet. Run uv run python -m benchmarks.run to generate data.

      Analysis Speed Over Time

      How long it takes to analyze the benchmark audio corpus. "Both modes" runs whole-recording and per-vowel analysis; "Whole only" runs whole-recording alone.

      Peak Memory Usage

      Maximum resident memory (RSS) during analysis.

      No performance benchmarks recorded yet.

      Track how a specific metric changes across benchmark runs for a single audio file. Useful for detecting regressions or verifying fixes.

      Metric Over Time

      Select a metric and audio file above to view trends across runs.

      Vocal Analyzer