픽셀펭귄의 실험실

자동화 퀀트 파이썬 주식 코딩 뤼튼 cost function gradient descent 생산성 AI IT when to use decision trees sampling with replacement one-hot encoding for categorical features skewed datasets(bias and recall) error analysis model evaluation(training/cross validation/test sets) front propagation numerical roundoff error adam optimization muliticlass classification Batch Gradient Descent Ai툴 챗지피티 Activation functions 지피티 Forward Propagation impurity bias and variance Information Gain Xgboost Back Propagation Loss Function regularization Vectorization overfitting tensorflow Logistic regression 카카오톡 random forest Neural network regression 클라우드 Softmax 툴 이벤트 게임