HOG descr iptors 是应用在计算机视觉和图像处理领域，用于目标检测的特征描述器。-HOG descr iptors are used in computer vision and image processing for target detection feature descr iptor.

HOG 方向梯度直方图（Histogram of Oriented Gradient, HOG）特征是一种在计算机视觉和图像处理中用来进行物体检测的特征描述子(The Histogram of Oriented Gradient (HOG) feature is a feature descr iptor used for object detection in computer vision and image processing.)