# Vocabulary Trimmed [google/mt5-small](https://huggingface.co/google/mt5-small): `vocabtrimmer/mt5-small-trimmed-ja-90000` 
This model is a trimmed version of [google/mt5-small](https://huggingface.co/google/mt5-small) 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-small   | vocabtrimmer/mt5-small-trimmed-ja-90000   |
|:---------------------------|:-------------------|:------------------------------------------|
| parameter_size_full        | 300,176,768        | 136,223,104                               |
| parameter_size_embedding   | 256,114,688        | 92,161,024                                |
| vocab_size                 | 250,112            | 90,001                                    |
| compression_rate_full      | 100.0              | 45.38                                     |
| compression_rate_embedding | 100.0              | 35.98                                     |


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      |               90000 |               2 |