machine-learning

How a support vector machine chooses a decision boundary by maximizing its margin

Closing my Codeit AI Engineer Sprint chapter early after accepting an AI agent engineering role

How accuracy, recall, precision, and F1 expose different kinds of classification errors

How decision trees choose splits, why they overfit, and how voting, bagging, and boosting address their weaknesses

How classification models measure probability errors and learn from them

The third weekly paper on decision trees, major boosting models, and the difference between PCA and factor analysis

Why linear regression is unsuitable for classification and how logistic regression separates classes with probabilities

A Codeit mission on reading feature context, outliers, and model behavior in Kaggle's Bike Sharing Demand data

How feature scale affects model training and why Ridge, Lasso, and Elastic Net depend on comparable inputs

The second weekly paper on how machine-learning models learn, fail to generalize, and are evaluated

The main ways machine-learning systems learn from data and how they differ

How vectors, matrices, and linear systems connect to machine-learning inputs and weight calculations

The first weekly paper on the mathematical language of machine learning and the preparation of data for analysis

A lesson note on vectors, matrices, NumPy arrays, shape, axis, and basic array operations

A first-class Codeit Sprint note on data science, MLOps, and Python basics.

A learning note on how hypothesis functions, loss functions, partial derivatives, and gradient vectors lead to gradient descent.

A learning note on linear regression, mean squared error, and why the loss function takes theta as input.

A learning note on partial derivatives and gradients from a machine learning fundamentals course

A Codeit AI Engineer Sprint note on reviewing functions, rates of change, and the basic idea behind derivatives

A summary of matrix addition, scalar multiplication, matrix multiplication, element-wise multiplication, and NumPy operations

Reviewing the fundamentals of machine learning and introductory linear algebra in the Codeit pre-course.