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# Vocabulary Trimmed [google/mt5-base](https://huggingface.co/google/mt5-base): `vocabtrimmer/mt5-base-trimmed-ja`
This model is a trimmed version of [google/mt5-base](https://huggingface.co/google/mt5-base) by [`vocabtrimmer`](https://github.com/asahi417/lm-vocab-trimmer), a tool for trimming vocabulary of language models to compress the model size.
Following table shows a summary of the trimming process.
| | google/mt5-base | vocabtrimmer/mt5-base-trimmed-ja |
|:---------------------------|:------------------|:-----------------------------------|
| parameter_size_full | 582,401,280 | 391,616,256 |
| parameter_size_embedding | 384,172,032 | 193,387,008 |
| vocab_size | 250,112 | 125,903 |
| compression_rate_full | 100.0 | 67.24 |
| compression_rate_embedding | 100.0 | 50.34 |
Following table shows the parameter used to trim vocabulary.
| language | dataset | dataset_column | dataset_name | dataset_split | target_vocab_size | min_frequency |
|:-----------|:----------------------------|:-----------------|:---------------|:----------------|:--------------------|----------------:|
| ja | vocabtrimmer/mc4_validation | text | ja | validation | | 2 | |