@InProceedings{Hu_2018_CVPR,      
    author = {Hu, Xiaowei and Zhu, Lei and Fu, Chi-Wing and Qin, Jing and Heng, Pheng-Ann},      
    title = {Direction-Aware Spatial Context Features for Shadow Detection},      
    booktitle = {The IEEE Conference on Computer Vision and Pattern Recognition (CVPR)},      
    pages={7454--7462},        
    year = {2018}
}

@article{hu2019direction,   
    author = {Hu, Xiaowei and Fu, Chi-Wing and Zhu, Lei and Qin, Jing and Heng, Pheng-Ann},    
    title = {Direction-Aware Spatial Context Features for Shadow Detection and Removal},    
    journal={IEEE Transactions on Pattern Analysis and Machine Intelligence},    
    year  = {2019},          
    note={to appear}                  
}

Modified DSC module is used in SPANet:

@InProceedings{Wang_2019_CVPR,
  author = {Wang, Tianyu and Yang, Xin and Xu, Ke and Chen, Shaozhe and Zhang, Qiang and Lau, Rynson W.H.},
  title = {Spatial Attentive Single-Image Deraining with a High Quality Real Rain Dataset},
  booktitle = {The IEEE Conference on Computer Vision and Pattern Recognition (CVPR)},
  month = {June},
  year = {2019}
}