Whisper Large-v2 Czech CV11 audio concatenation test

This model is a fine-tuned version of openai/whisper-large-v2 on the mozilla-foundation/common_voice_11_0 cs dataset. It achieves the following results on the evaluation set:

  • Loss: 0.2563
  • Wer: 8.3774

Model description

First test of audio concatenation few short samples to one training sample together.

Intended uses & limitations

More information needed

Training and evaluation data

More information needed

Training procedure

Training hyperparameters

The following hyperparameters were used during training:

  • learning_rate: 1e-05
  • train_batch_size: 32
  • eval_batch_size: 8
  • seed: 42
  • distributed_type: multi-GPU
  • gradient_accumulation_steps: 2
  • total_train_batch_size: 64
  • optimizer: Adam with betas=(0.9,0.999) and epsilon=1e-08
  • lr_scheduler_type: linear
  • lr_scheduler_warmup_steps: 500
  • training_steps: 5000

Training results

Training Loss Epoch Step Validation Loss Wer
0.0022 24.39 1000 0.2181 8.7807
0.0002 48.77 2000 0.2563 8.3774
0.0001 73.17 3000 0.2756 8.4510
0.0001 97.55 4000 0.2871 8.4823
0.0001 121.94 5000 0.2913 8.4731

Framework versions

  • Transformers 4.26.0.dev0
  • Pytorch 1.13.0+cu117
  • Datasets 2.7.1.dev0
  • Tokenizers 0.13.2
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Dataset used to train mikr/whisper-audio-concat-test

Evaluation results