# jasonyang > come from HKPolyU, majoring in CS&AI. A novice at machine learning and blockchain:) ## Recent Posts - [ML-Andrew NG 学习笔记(4) Overfitting & Regularization](https://paragraph.com/@jasonyang/ml-andrew-ng-4-overfitting-regularization) - [ML-Andrew NG 学习笔记(3) Classification & Logistic Regression](https://paragraph.com/@jasonyang/ml-andrew-ng-3-classification-logistic-regression) - [ML-Andrew Ng 学习笔记(2) Cost Function & Gradient Descent](https://paragraph.com/@jasonyang/ml-andrew-ng-2-cost-function-gradient-descent) - [ML-Andrew Ng 学习笔记(1) Supervised Learning & Unsupervised Learning](https://paragraph.com/@jasonyang/ml-andrew-ng-1-supervised-learning-unsupervised-learning) ## Blog Information - [Homepage](https://paragraph.com/@jasonyang/): Main blog page - [RSS Feed](https://api.paragraph.com/blogs/rss/@jasonyang): Subscribe to updates ## Optional - [All Posts](https://paragraph.com/@jasonyang/): Complete post archive - [Sitemap](https://paragraph.com/@jasonyang/sitemap-index.xml): XML sitemap for crawlers