Please cite the following paper if you use this dataset. Shuai Yi, Hongsheng Li, and Xiaogang Wang. Understanding Pedestrian Behaviors from Stationary Crowd Groups. In Proceedings of IEEE Conference on Computer Vision and Pattern Recognition (CVPR 2015).
https://www.dropbox.com/s/7y90xsxq0l0yv8d/cvpr2015_pedestrianWalkingPathDataset.rar?dl=0
The Main Concourse, is located on the upper platform level of Grand Central, in the geographical center of the station building. The cavernous concourse measures 275 ft (84 m) long by 120 ft (37 m) wide by 125 ft (38 m) high.
ref: [Schlichting, Kurt C. (2001). Grand Central Terminal: Railroads, Architecture and Engineering in New York. Baltimore: Johns Hopkins University Press. ISBN 978-0-8018-6510-7]