作为特征签名在重复图像检测方面的应用，基于多特征签名的重复图像检测方法改进了矢量量化过程中的编码映射方式。

As another application of feature signature, multi-signature based duplicate image detecting method improved the mapping and encoding during vector quantization.

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研究人员目前正在检测与改进新方法。

The researchers are currently working on a pilot operation to test and refine their new method.

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痴呆病专家说，这项检测使早期用药成为可能，对于改进阿尔茨海默病治疗方法具有巨大的推动作用。

Dementia experts said it had the power to revolutionise the treatment of Alzheimer's by making it possible for drugs to be given in the earliest stages.

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