The existing face detection methods can be classified into four categories: Knowledge-based methods, Feature invariant approaches, Template matching methods and Appearance-based methods.

现有的静止图像人脸检测算法主要有四类：基于知识的方法、基于特征不变量的方法、基于模板匹配的方法和基于表象的方法。

youdao

Now the appearance of SNP detection methods based on microarray provide a short cut for the process of samples.

基于基因芯片技术的SNP检测方法的出现为样本处理提供了一条捷径。

youdao