Unverified50% confidenceSolutionExact time
延迟解耦(Delayed Untying)的核心思想是：训练前2/3阶段将embed与lm_head绑定共享，到达某个节点后复制权重和优化器状态，然后让二者作为独立参数分别训练
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50%
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Long-term
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8/24/2026
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Unverified输入嵌入与输出投影层在训练早期共享有利于稳定性，训练后期分离有利于表达力，构成一种权衡70% similarVerifiedDQN introduced two key innovations—experience replay and target networks—where the former breaks the strong temporal correlation in sequential data to stabilize training, and the latter prevents training oscillation and divergence.68% similar
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