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42 ZHANGJING · EPISODE COLLECTION

42 Zhangjing · Episode notes

Find the mechanisms, cases and conditions in each episode. Start with a topic, follow a guest, or read chronologically to see how perspectives change.

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· 72:49 · ZH + EN

The Product Boundary of Reinforcement Learning: Acting and Asking After Answering

Guests / narrator:吴翼

Listen: 01:55–06:14. Classifying a cat or dog involves a labeled answer and one decision. Playing a game requires many choices—left, right, or jump—and several paths may win. Reinforcement learning, or RL, improves an action policy using rewards received after acting. It addresses processes with multiple possible choices whose quality becomes clear only later.

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