Quantum random-access codes let a one-qubit-per-weight quantizer retrieve context-dependent signs, strictly improving reconstruction risk over shared-sign one-bit PTQ when context-wise optimal signs disagree.
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One Qubit Can Beat One Bit: Quantum Advantage for Post-Training Quantization
Quantum random-access codes let a one-qubit-per-weight quantizer retrieve context-dependent signs, strictly improving reconstruction risk over shared-sign one-bit PTQ when context-wise optimal signs disagree.