About the Authors

Cong Yao

Affiliation Department of Electronics and Information Engineering, Huazhong University of Science and Technology, Wuhan, China

Xin Zhang

Affiliation Department of Computer Science and Technology, Tsinghua University, Beijing, China

Xiang Bai

xbai@hust.edu.cn

Affiliation Department of Electronics and Information Engineering, Huazhong University of Science and Technology, Wuhan, China

Wenyu Liu

Affiliation Department of Electronics and Information Engineering, Huazhong University of Science and Technology, Wuhan, China

Yi Ma

Affiliation Microsoft Research Asia, Beijing, China

Zhuowen Tu

Affiliations Microsoft Research Asia, Beijing, China, University of California Los Angeles, Los Angeles, California, United States of America

Competing Interests

Two of the authors (YM and ZT) are employed by Microsoft Research Asia, Beijing, China. The authors released a dataset named MSRA-TD500 in this paper. This database is publicly available online and everyone can download it from http://www.loni.ucla.edu/~ztu/publication/MSRA-TD500.zip. Moreover, to the best of the authors’ knowledge, there is currently no related patent or product. The authors confirm that this does not alter their adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: CY YM ZT. Performed the experiments: CY XZ XB. Analyzed the data: XB WL. Wrote the paper: CY YM ZT.