My family and I went to Lake of the Woods in Mahomet, IL this weekend. Summer is pretty much done but I found this white fluffy puffy thing standing beside a sidewalk. Looks like it doesn’t want to say goodbye to summer, much like myself… That’s why I snapped a photo of it.

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Some Basic Linear Algebra

Purely out of curiosity, I’m recently reading the deep learning book (Goodfellow, Bengio, & Courville, 2016). I noticed that Chapter 2 Linear Algebra is a very quick and effective summary of linear algebra. It provides the right amount of linear algebra for deep learning, as well as machine learning and statistics needed for my research. Bel...

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