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NonSpeech7k/info.md DELETED
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- # Nonspeech7k Dataset
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-
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- ## Overview
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-
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- A collection of manually annotated audio files for classification and analysis of human non-speech sounds, designed for academic research on human vocal expressions.
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-
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- ## Source
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-
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- - **URL**: https://zenodo.org/records/6967442
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- - **DOI**: 10.5281/zenodo.6967442
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- - **Publication Date**: 2022
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- - **Paper**: IET Signal Processing, 2023
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-
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- ## Description
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-
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- The Nonspeech7k dataset contains 7,014 manually annotated audio files featuring human non-speech sounds. Files range from 500 milliseconds to 4 seconds in duration and are strongly manually annotated with single ground-truth labels.
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-
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- ### Sound Classes
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-
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- - Breathing
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- - Coughing
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- - Crying
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- - Laughing
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- - Screaming
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- - Sneezing
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- - Yawning
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-
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- ### Original Dataset Statistics
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-
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- - **Total files**: 7,014
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- - **Training set**: 6,289 files
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- - **Test set**: 725 files
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- - **Original format**: 32kHz, mono WAV
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- - **File duration**: 0.5-4 seconds
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- - **Total size**: 2.5 GB
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-
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- ### Data Sources
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-
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- - Freesound.org
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- - YouTube
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- - Aigei
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-
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- ## Authors
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-
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- - Muhammad Mamunur Rashid
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- - Guiqing Li
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- - Chengrui Du
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-
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- **Affiliation**: South China University of Technology
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-
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- ## License
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-
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- Creative Commons Attribution-NonCommercial-ShareAlike 4.0 (CC BY-NC-SA 4.0)
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-
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- **Usage**: Non-commercial and academic research purposes only
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-
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- ## WebDataset Format
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-
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- | Property | Value |
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- |----------|-------|
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- | Total Samples | 7,014 |
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- | Train | 6,289 samples |
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- | Test | 725 samples |
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- | Audio Format | FLAC, 48kHz, 16-bit, mono |
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- | Metadata Format | JSON with "text" key |
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- | Tar Files (train) | 7 |
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- | Tar Files (test) | 1 |
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-
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- ## Research Results
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-
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- - Best model (M12): 79% test accuracy, 0.81 precision, 0.80 F1-score
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- - More recent research using CatBoost: 96.21% accuracy
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-
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- ## Citation
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-
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- If you use this dataset, please cite:
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-
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- ```
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- Rashid, M. M., Li, G., & Du, C. (2023).
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- Nonspeech7k dataset: Classification and analysis of human non-speech sound.
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- IET Signal Processing.
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- ```
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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