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# convnext-base-224-22k-finetuned-Brain-Tumor-Classification

This model is a fine-tuned version of [facebook/convnext-base-224-22k](https://huggingface.co/facebook/convnext-base-224-22k) on the imagefolder dataset.
It achieves the following results on the evaluation set:
- Loss: 0.2657
- Accuracy: 0.8990

## Model description

More information needed

## 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: 5e-05
- train_batch_size: 32
- eval_batch_size: 32
- seed: 42
- gradient_accumulation_steps: 4
- total_train_batch_size: 128
- optimizer: Adam with betas=(0.9,0.999) and epsilon=1e-08
- lr_scheduler_type: linear
- lr_scheduler_warmup_ratio: 0.1
- num_epochs: 3

### Training results

| Training Loss | Epoch  | Step | Validation Loss | Accuracy |
|:-------------:|:------:|:----:|:---------------:|:--------:|
| 0.8641        | 0.9877 | 20   | 0.5798          | 0.8014   |
| 0.3857        | 1.9753 | 40   | 0.3247          | 0.8850   |
| 0.2798        | 2.9630 | 60   | 0.2657          | 0.8990   |


### Framework versions

- Transformers 4.41.2
- Pytorch 2.3.0+cu121
- Datasets 2.20.0
- Tokenizers 0.19.1

glioma_tumor meningioma_tumor no_tumor pituitary_tumor