Ben Chuanlong Du's Blog

It is never too late to learn.

The Absolutely Best App for Taking Notes

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

I have tried lots of notes taking applications in the past. The best turns out to be GitHub!

pocket

basket

tomboy

a note app written by myself

EverNote

  1. Evernote sounds like …

Tips on LibreOffice

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

  1. Export as PDF ... (no save as pdf option)

Effect of Duplicating Observations in Linear Models

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

coefficients don't change but variance become smaller. use formula to show it ...

Complete Duplication of All Data Points

Complete Duplication of Some Data Points

Duplication with Noise

common in computer vision …

Visualization for AI Concepts

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Tools for (approximately) visualizing the architures of existing neural networks or for visualizing the traing process (training/validation loss/accuracy, activation, etc.) are extremely helpful! TensorBoard is one of the best …