ML Learning Notes 📘

My private notes while learning machine learning. Math, code, and experiments.

深入理解 Softmax 函数:原理、公式与实战

Softmax 是深度学习中最经典的函数之一,几乎所有多分类模型的输出层都少不了它。本文将从原理、数学公式、代码实现到实际应用,带你彻底搞懂 Softmax。 ...

October 4, 2026 · 6 min

Linear Regression from Scratch

Deriving linear regression and implementing gradient descent in NumPy.

October 4, 2026 · 1 min