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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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-
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- # Korean Macro-Prosody Telemetry
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-
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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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-
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- ## Description
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-
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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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-
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- ## Dataset Contents
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-
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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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-
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- ## Acoustic Features
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-
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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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-
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- ## Anonymization
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-
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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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-
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- ## Provenance
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-
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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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-
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- ## Citation
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-
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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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-
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- ## Part of the Alexandria Voice Corpus
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-
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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.