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计算机预测物理过程，通常要先把物理规律写成数学方程，再通过数值近似计算一段时间内各变量的变化，并为不同特征赋予相应权重。计算模拟虽然能够逼真再现某种现象，但完成全部计算所需的时间，往往长于现象本身的演化时间。若要重建人类大脑皮层表面，这种延迟尤其棘手。大脑皮层是布满褶皱的最外层神经组织，电脉冲以数十毫秒的时间尺度传递信息。在6806期《Science》中，Cai等将一种动力学学习模型集成到存内计算系统中，让数据直接在存储硬件内部接受处理，而不再在存储器与独立处理器之间往返传输。该平台能以毫秒级延迟完成高保真计算，为临床成像、机器人和具身智能中的实时计算开辟了道路。

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（图片来源：《Science》）

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