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license: apache-2.0
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---
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license: apache-2.0
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---
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# Skin Cancer Image Classification Model
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## Introduction
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Esse modelo classifica imagens de pele em várias categorias, com o objetivo de detectar lesões cancerígenas
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## Model Overview
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- Arquitetura: Vision Transformer (ViT)
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- Modelo Pré-treinado: Google's ViT 16x16 treinado no dataset ImageNet21k
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- Classification Head Modificada: A classification head foi trocado para adaptar melhor o modelo à nova tarefa
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## Dataset
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- Nome do Dataset: Skin Cancer Dataset
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- Fonte: [Marmal88's Skin Cancer Dataset on Hugging Face](https://huggingface.co/datasets/marmal88/skin_cancer)
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- Classes: Benign keratosis-like lesions, Basal cell carcinoma, Actinic keratoses, Vascular lesions, Melanocytic nevi, Melanoma, Dermatofibroma
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## Training
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- Optimizer: Adam optimizer with a learning rate of 1e-4
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- Loss Function: Cross-Entropy Loss
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- Batch Size: 32
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- Number of Epochs: 5
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## Evaluation Metrics
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- Train Loss: Average loss over the training dataset
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- Train Accuracy: Accuracy over the training dataset
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- Validation Loss: Average loss over the validation dataset
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- Validation Accuracy: Accuracy over the validation dataset
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## Results
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- Train Loss: 0.1208
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- Train Accuracy: 0.9614
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- Val Loss: 0.1000
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- Val Accuracy: 0.9695
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