If you're using lp or LPQ commands, you're likely going through CUPS.

使用lp或lpq命令就可以连通CUPS。

To print a file, one only needs to call LPR with the filename as argument, and to get the content of the spool queue, just call LPQ.

要打印文件，一个只需要调用的文件名作为参数车牌，并获得了后台打印队列的内容，只需调用大部分受。

Experiment on face image recognition shows that the method has attractive features than LBP and LPQ which is the state-of-art local feature descriptors.

通过人脸图片识别实验表明特征描述算子具有比lbp、LPQ等著名的特征描述算子具有更好的性能。