理学 图像变换 释 Hotelling transform 霍特林变换 建立在统计特性基础上的一种变换，常用于特征提取、维度压缩，因霍特林在1933年最先给出将离散信号变换成一串不相关系数的方法而得名。又称K-L变换（KLT，Karhunen-Loeve Transform）。
人工智能 模式识别 释文 Karhunent-Loeve transform 卡-洛变换
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