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Exercícios do Curso da DIO voltada para Machine Learning Specialist

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machinelearning_dio's Introduction

MachineLearning_DIO

Exercícios do Curso da DIO de Machine Learning Specialist

Primeiro é um exemplo rede neural:

  • Importando bibliotecas necessárias;
  • Verificar as dimensões da img;
  • Definir as camadas;
  • Treinar a máquina;
  • Validar o treino;

Redução de dimensão no espaço de cor:

  • Reduzir para tons de cinza preservando o máximo possível o contraste da img original

Transfer Learning

  • Utilizando a biblioteca TensorFlow.Keras para fazer Transfer Learning, facilitando o aprendizado da máquina com conhecimentos passados.

Detecção Facial

  • Uso da biblioteca csv para abrir e salvar imagens;
  • Depois o uso da biblioteca cv2 que lê a imagem e a converte para escala de cinza
  • Arquivos xml HaarCascade que são classificadores de face;
  • Com o uso da biblioteca cv2 foi colocado os retângulos delimitadores no rosto das pessoas identificadas

Processameto de imagens

  • Biblioteca csv para processar imagens em hsv e filtro de sobel

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