Category Archives: Story

The Complexity Zoo and Reductions in Optimization

— The following dilemma is encountered by many of my friends when teaching basic optimization: which variant/proof of gradient descent should one start with? Of course, one needs to decide on which depth of convex analysis one should dive into, … Continue reading

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Course Study Group with Xiaorui Sun

Most people agree that there’s a huge difference between learning by oneself, and learning inside the classroom. The knowledge might be automatically erased from one’s mind if she refuses to do the homework. A month ago, some professor said to … Continue reading

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