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vit-xray-pneumonia-classification

This model is a fine-tuned version of google/vit-base-patch16-224-in21k on the chest-xray-classification dataset. It achieves the following results on the evaluation set:

• Loss: 0.0868
• Accuracy: 0.9742

Inference example

from transformers import pipeline

classifier = pipeline(model="lxyuan/vit-xray-pneumonia-classification")

# image taken from https://www.news-medical.net/health/What-is-Viral-Pneumonia.aspx
classifier("https://d2jx2rerrg6sh3.cloudfront.net/image-handler/ts/20200618040600/ri/650/picture/2020/6/shutterstock_786937069.jpg")

>>>
[{'score': 0.990334689617157, 'label': 'PNEUMONIA'},
 {'score': 0.009665317833423615, 'label': 'NORMAL'}]

Training procedure

Notebook link: here

Training hyperparameters

The following hyperparameters were used during training:

• learning_rate: 5e-05
• train_batch_size: 16
• eval_batch_size: 16
• seed: 42
• gradient_accumulation_steps: 4
• total_train_batch_size: 64
• optimizer: Adam with betas=(0.9,0.999) and epsilon=1e-08
• lr_scheduler_type: linear
• lr_scheduler_warmup_ratio: 0.1
• num_epochs: 15

from transformers import EarlyStoppingCallback

training_args = TrainingArguments(
    output_dir="vit-xray-pneumonia-classification",
    remove_unused_columns=False,
    evaluation_strategy="epoch",
    save_strategy="epoch",
    logging_strategy="epoch",
    learning_rate=5e-5,
    per_device_train_batch_size=16,
    gradient_accumulation_steps=4,
    per_device_eval_batch_size=16,
    num_train_epochs=15,
    save_total_limit=2,
    warmup_ratio=0.1,
    load_best_model_at_end=True,
    metric_for_best_model="eval_loss",
    greater_is_better=False,
    fp16=True,
    push_to_hub=True,
    report_to="tensorboard"
)

early_stopping = EarlyStoppingCallback(early_stopping_patience=3)

trainer = Trainer(
    model=model,
    args=training_args,
    data_collator=data_collator,
    train_dataset=train_ds,
    eval_dataset=val_ds,
    tokenizer=processor,
    compute_metrics=compute_metrics,
    callbacks=[early_stopping],
)

Training results

Framework versions

• Transformers 4.30.2
• Pytorch 1.9.0+cu102
• Datasets 2.12.0
• Tokenizers 0.13.3