Vijay V. on X: "Continuous reward models can measure partial progress on a task, unlike binary rewards (e.g. RLVR). But we find they inevitably assign wildly different scores to equally-good responses, which can lead to bad policies. Surprisingly, dense rewards are often better if discretized!🧵 https://t.co/rx4eCpKgwR" / X<br>Post

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Vijay V.

@vijaytarian

Continuous reward models can measure partial progress on a task, unlike binary rewards (e.g. RLVR). But we find they inevitably assign wildly different scores to equally-good responses, which can lead to bad policies. Surprisingly, dense rewards are often better if discretized!🧵

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