VIPeR数据集包括632个行人的1264张图像，每个行人有两张图像，采集自摄像头a和摄像头b. 每张图像都调整为了128x48的大小。
该数据集的特点为视角和光照的多样性。
参考论文：
D. Gray, and H. Tao, "Viewpoint Invariant Pedestrian Recognition with an Ensemble of Localized Features," in Proc. European Conference on Computer Vision (ECCV), 2008.
D. Gray, S. Brennan, and H. Tao, "Evaluating Appearance Models for Recognition, Reacquisition, and Tracking," Performance Evaluation of Tracking and Surveillance (PETS). IEEE International Workshop on, 2007.
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