ravdess in WebDataset Format

This dataset is the ravdess dataset, formatted in the WebDataset format. WebDataset files are essentially tar archives, where each example in the dataset is represented by a pair of files: a WAV audio file and a corresponding JSON metadata file. The JSON file contains the class label and other relevant information for that particular audio sample.

$ tar tvf ravdess_fold_0_0000000.tar |head
-r--r--r-- bigdata/bigdata  24 2025-01-10 15:44 03-01-08-01-01-01-11.json
-r--r--r-- bigdata/bigdata 341912 2025-01-10 15:44 03-01-08-01-01-01-11.wav
-r--r--r-- bigdata/bigdata     22 2025-01-10 15:44 03-01-07-02-01-02-05.json
-r--r--r-- bigdata/bigdata 424184 2025-01-10 15:44 03-01-07-02-01-02-05.wav
-r--r--r-- bigdata/bigdata     22 2025-01-10 15:44 03-01-06-01-01-02-10.json
-r--r--r-- bigdata/bigdata 377100 2025-01-10 15:44 03-01-06-01-01-02-10.wav
-r--r--r-- bigdata/bigdata     24 2025-01-10 15:44 03-01-08-01-02-01-16.json
-r--r--r-- bigdata/bigdata 396324 2025-01-10 15:44 03-01-08-01-02-01-16.wav
-r--r--r-- bigdata/bigdata     24 2025-01-10 15:44 03-01-08-01-02-02-22.json
-r--r--r-- bigdata/bigdata 404388 2025-01-10 15:44 03-01-08-01-02-02-22.wav

$ cat 03-01-08-01-01-01-11.json
{"emotion": "surprised"}