Machine Learning Engineer Nanodegree Dog Breed Classifier Deep Learning (Supervised): Computer Vision, Classification Algorithm: Convolutional Neural Network (CNN) Performance Metric: Categorical Crossentropy Stack: Python, TensorFlow, Keras Creating Customer Segments Machine Learning (Unsupervised): Clustering Algorithm: PCA, Gaussian Mixture Performance Metric: Silhouette Score Stack: Python, Sklearn Finding Charity Donors Machine Learning (Supervised): Classification Algorithm: Gradient Boosting Classifier Performance Metric: fbeta_score Stack: Python, SKlearn Boston Housing Prices Machine Learning (Supervised): Regression Algorithm: Decision Tree Regressor Performance Metric: r2_score Stack: Python, Sklearn