LOTUS uses a looped padded Transformer with parallel cross-entropy supervision on gold CoT tokens to match explicit CoT performance at 3B parameters while reducing thought-phase latency 2.5x-6.9x.
Enhancing Auto-regressive Chain-of-Thought through Loop-Aligned Reasoning , url =
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Bridging the Gap Between Latent and Explicit Reasoning with Looped Transformers
LOTUS uses a looped padded Transformer with parallel cross-entropy supervision on gold CoT tokens to match explicit CoT performance at 3B parameters while reducing thought-phase latency 2.5x-6.9x.