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Korean_README.md
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---
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license: cc0-1.0
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language:
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- ko
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tags:
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- audio
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- speech
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- prosody
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- linguistics
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- acoustic-features
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- language
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pretty_name: Korean Macro-Prosody Telemetry
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---
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# Korean Macro-Prosody Telemetry
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**Language:** Korean (ko)
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**Language Family:** Language Isolate
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**Source Corpus:** Mozilla Common Voice CV24
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**Speech Type:** Scripted
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**License:** CC0-1.0 (Public Domain)
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## Description
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Macro-prosodic acoustic telemetry extracted from Korean speech in the Mozilla Common Voice CV24 corpus. Contains pitch, intensity, rhythm, spectral, and voice quality metrics per clip. Demographically balanced cream selection (~25 min target). No audio included. CC0 licensed.
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## Dataset Contents
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| Field | Value |
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|---|---|
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| Rows | 6,998 |
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| Suppressed (k=5) | 22 |
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| Format | Parquet (Snappy compressed) |
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| Acoustic metrics | 20+ per clip |
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| Audio included | No |
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## Acoustic Features
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Pitch (mean, std, range), intensity (mean, max, range), harmonics-to-noise ratio,
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cepstral peak prominence (CPPS), spectral tilt, zero-crossing rate, formants (F1/F2/F3),
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normalized pairwise variability index (nPVI), articulation rate, speaking rate,
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pause rate, jitter, shimmer, MFC delta, TEO mean/std, speech ratio, SNR, C50.
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## Anonymization
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- Sequential clip IDs replace original Mozilla filenames
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- Transcripts removed; approximate syllable count provided
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- All continuous acoustic variables truncated to 2 decimal places (float32)
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- Duration bucketed to nearest 100ms
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- K-anonymity k=5 applied on {gender, age\_bucket, duration\_bucket}
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- Anonymization standard: `orator_forge_k5_v1`
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## Provenance
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Derived from the [Mozilla Common Voice](Mozilla Common Voice CV24) CC0 corpus.
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Acoustic features extracted via Parselmouth/Praat at 16kHz.
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Quality-gated via Brouhaha (SNR/C50/VAD scoring).
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No original audio is included in this dataset.
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## Citation
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If you use this dataset, please credit:
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> Mozilla Common Voice Project (CC0) — acoustic telemetry by Orator Forge
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## Part of the Alexandria Voice Corpus
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This is a sample pack from the Alexandria Voice Corpus, a multilingual
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macro-prosodic telemetry database covering 60+ languages.
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