Machine Heart

Oct 7, 2026 · Artificial Intelligence

QuantWM: Training-Free 2-bit KV Cache Quantization for Stable Video World Models

Researchers from HIT Shenzhen and NUS propose QuantWM, a training-free 2-bit KV Cache quantization framework that reduces temporal flickering in video world models by protecting attention mechanisms, achieving up to 6.20x compression while improving visual quality over existing methods.