1. 1. Hsu, R. L., Abdel-Mottaleb, M., & Jain, A. K. (2002). Face detection in color images. IEEE Transactions on Pattern Analysis and Machine Intelligence. 
   2. De-La-Torre, M., Granger, E., Radtke, P. V. W., Sabourin, R., & Gorodnichy, D. O. (2015). Partially -supervised learning from facial trajectories for face recognition in video surveillance. Information Fusion. 
   3. Argyros, A. A., & Lourakis, M. I. A. (2004). Real-time tracking of multiple skin-colored objects with a possibly moving camera. Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 
   4. Roy, K., Mohanty, A., & Sahay, R. R. (2017). Deep Learning Based Hand Detection in Cluttered Environment Using Skin Segmentation. 2017 IEEE International Conference on Computer Vision Workshops (ICCVW), 640–649. 
   5. Han, J., Award, G. M., Sutherland, A., & Wu, H. (2006). Automatic skin segmentation for gesture recognition combining region and support vector machine active learning. Proceedings of the 7th International Conference on Automatic Face and Gesture Recognition, 237–242. 
   6. Sang, H., Ma, Y., & Huang, J. (2013). Robust Palmprint Recognition Base on Touch-Less Color Palmprint Images Acquired. Journal of Signal and Information Processing, 04(02), 134–139. 
   7. Lee, J.-S., Kuo, Y.-M., Chung, P.-C., & Chen, E.-L. (2007). Naked image detection based on adaptive and extensible skin color model. Pattern Recognition, 40, 2261–2270. 
   8. C. Prema, & Manimegalai, M. (2012). Survey on Skin Tone Detection using Color Spaces. International Journal of Applied Information Systems (IJAIS), 2(2), 18–26
   9. Kakumanu, P., Makrogiannis, S., & Bourbakis, N. (2007). A survey of skin-color modeling and detection methods. Pattern Recognition, 40(3), 1106–1122. 
   10. Chen, W., Wang, K., Jiang, H., & Li, M. (2016). Skin color modeling for face detection and segmentation: a review and a new approach. Multimedia Tools and Applications, 75(2), 839–862
   11. Mahmoodi, M. R., & Sayedi, S. M. (2016). A Comprehensive Survey on Human Skin Detection. International Journal of Image, Graphics and Signal Processing (IJIGSP), 8(5), 1–35. 
   12. Naji, S., Jalab, H. A., & Kareem, S. A. (2018). A survey on skin detection in colored images. Artificial Intelligence Review. 
   13. Xu, T., Zhang, Z., & Wang, Y. (2015). Patch-wise skin segmentation of human body parts via deep neural networks. Journal of Electronic Imaging, 24(4), 043009.
   14. Zuo, H., Fan, H., Blasch, E., & Ling, H. (2017). Combining Convolutional and Recurrent Neural Networks for Human Skin Detection. IEEE Signal Processing Letters, 24(3), 289–293.
   15. Kim, Y., Hwang, I., & Cho, N. I. (2017b). Convolutional neural networks and training strategies for skin detection. IEEE International Conference on Image Processing (ICIP), 3919–3923. 
   16. Ma, C., & Shih, H. (2018). Human Skin Segmentation Using Fully Convolutional Neural Networks. IEEE 7th Global Conference on Consumer Electronics (GCCE), 168–170.
   
   
2. 1. Hsu, R. L., Abdel-Mottaleb, M., & Jain, A. K. (2002). Face detection in color images. IEEE Transactions on Pattern Analysis and Machine Intelligence. 
   2. De-La-Torre, M., Granger, E., Radtke, P. V. W., Sabourin, R., & Gorodnichy, D. O. (2015). Partially -supervised learning from facial trajectories for face recognition in video surveillance. Information Fusion. 
   3. Argyros, A. A., & Lourakis, M. I. A. (2004). Real-time tracking of multiple skin-colored objects with a possibly moving camera. Lecture Notes in Computer Science (Including Subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 
   4. Roy, K., Mohanty, A., & Sahay, R. R. (2017). Deep Learning Based Hand Detection in Cluttered Environment Using Skin Segmentation. 2017 IEEE International Conference on Computer Vision Workshops (ICCVW), 640–649. 
   5. Han, J., Award, G. M., Sutherland, A., & Wu, H. (2006). Automatic skin segmentation for gesture recognition combining region and support vector machine active learning. Proceedings of the 7th International Conference on Automatic Face and Gesture Recognition, 237–242.
   6. Sang, H., Ma, Y., & Huang, J. (2013). Robust Palmprint Recognition Base on Touch-Less Color Palmprint Images Acquired. Journal of Signal and Information Processing, 04(02), 134–139. 
   7. Lee, J.-S., Kuo, Y.-M., Chung, P.-C., & Chen, E.-L. (2007). Naked image detection based on adaptive and extensible skin color model. Pattern Recognition, 40, 2261–2270. 
   8. C. Prema, & Manimegalai, M. (2012). Survey on Skin Tone Detection using Color Spaces. International Journal of Applied Information Systems (IJAIS), 2(2), 18–26.
   9. Kakumanu, P., Makrogiannis, S., & Bourbakis, N. (2007). A survey of skin-color modeling and detection methods. Pattern Recognition, 40(3), 1106–1122.
   10. Chen, W., Wang, K., Jiang, H., & Li, M. (2016). Skin color modeling for face detection and segmentation: a review and a new approach. Multimedia Tools and Applications, 75(2), 839–862
   11. Mahmoodi, M. R., & Sayedi, S. M. (2016). A Comprehensive Survey on Human Skin Detection. International Journal of Image, Graphics and Signal Processing (IJIGSP), 8(5), 1–35. 
   12. Naji, S., Jalab, H. A., & Kareem, S. A. (2018). A survey on skin detection in colored images. Artificial Intelligence Review. 
   13. Xu, T., Zhang, Z., & Wang, Y. (2015). Patch-wise skin segmentation of human body parts via deep neural networks. Journal of Electronic Imaging, 24(4), 043009. 
   14. Zuo, H., Fan, H., Blasch, E., & Ling, H. (2017). Combining Convolutional and Recurrent Neural Networks for Human Skin Detection. IEEE Signal Processing Letters, 24(3), 289–293.
   15. Kim, Y., Hwang, I., & Cho, N. I. (2017b). Convolutional neural networks and training strategies for skin detection. IEEE International Conference on Image Processing (ICIP), 3919–3923. 
   16. Ma, C., & Shih, H. (2018). Human Skin Segmentation Using Fully Convolutional Neural Networks. IEEE 7th Global Conference on Consumer Electronics (GCCE), 168–170.