And then, using deep learning, the algorithm looks for all these textures and wrinkles and shape changes on our face, and basically learns that all smiles have common characteristics, all smirks have subtly different characteristics.
然后使用深度学习， 算法可以观察我们脸上的所有这些纹理和皱纹 以及形状变化， 并且基本上得知所有的微笑都有共同特性， 而所有的假笑都有些微的不同特性。