- Yuan-Kai Wang, Hung-Yu Chen, Jian-Ru Chen, "Unobtrusive Sleep Monitoring Using Movement Activity by Video Analysis," Electronics, vol. 8, no. 7, pp. 812, 2019.
- Tung-Ming Pan, Kuo-Chin Fan, Yuan-Kai Wang, "Object-based Approach for Adaptive Source Coding of Surveillance Video," Applied Sciences, 9(10), 2003, 2019.
- S. A. Priyanka and Yuan-Kai Wang, "Fully Symmetric Convolutional Network for Effective Image Denoising," Applied Sciences, 9(4), 778, 2019.
- S. A. Priyanka, Yuan-Kai Wang, and S. Huang, "Low-Light Image Enhancement by Principal Component Analysis," IEEE Access, vol. 7, no. 1, pp. 3082-3092, 2019.
- Chi-En Hu, Jonathan Guo, Yuan-Kai Wan, "The Development of Vision-based Pedestrian Detection and Tracking Technology", Instruments Today, no. 215, pp. 36-47, 2018.
- Yuan-Kai Wang, Chin-Fa Wang, Hong-Yu Chen, "Face-priority Auto Focusing with Color Correction," Saudi Journal of Engineering and Technology, 3(7):437-445, July, 2018.
- Yuan-Kai Wang and Hung-Yu Chen, "Intelligent Mobile Video Surveillance System with Multilevel Distillation," Journal of Electronic Science and Technology, vol. 15, no. 2, pp. 133-140, 2017.
- Shih-Yu Huang, Jen-Perng Yu, Yuan-Kai Wang, and Jia-Wei Liu, "Designing An Exergaming System Using Kinect Sensors and Google Earth for Exercise Bikes," Multimedia Tools and Applications, vol. 76, no. 10, pp. 12281-12314, 2017.
- C.T. Fan, Yuan-Kai Wang, C.R. Huang, "Heterogeneous Information Fusion and Visualization for a Large-Scale Intelligent Video Surveillance System," IEEE Transactions on Systems, Man and Cybernetics: Systems, vol. 47, no. 4, pp. 593 - 604, 2017.
- Hung-Yu Chen, Yuan-Kai Wang, "Hardware Design of Moving Object Detection on Reconfigurable System," Journal of Computer and Communications, Vol. 4, pp. 30-43, August 2016.
- Yuan-Kai Wang,"The Development and Challenge of Face Recognition Technology," Image and Recognition,vol. 12, no. 1, pp. 17-36, March 2015.
- Yuan-Kai Wang, C.T. Fan, "Single Image Defogging by Multiscale Depth Fusion," IEEE Transactions on Image Processing, vol. 23, no. 11, pp. 4826-4837, 2014.
- Yuan-Kai Wang, W.B. Huang, "A CUDA-enabled parallel algorithm for accelerating retinex," Journal of Real-Time Image Processing, vol. 9, no. 3, pp. 407-425, 2014.
- Zai-Ting Yeh, Peng-Chih Wang, Kun-Hu Chen, Zai-Ting Yeh, Peng-Chih Wang, Kun-Hu Chen, Yuan-Kai Wang, "The Impact of Sleep Quality on Memory Performance in Community Elderlies: A Preliminary Study", Research in Applied Psychology, No. 50, 13-41, 2011.
- Yuan-Kai Wang, Kuang-You Cheng, "A Two-stage Bayesian Network Method for 3D Human Pose Estimation from Monocular Image Sequences," EURASIP Journal on Advances in Signal Processing, June 2010.
- Yuan-Kai Wang et al., "Vehicle Detection by 3D Wavelet Transform," Image and Recognition, vol. 12, no. 1, pp. 17-36, March 2006.
- Yuan-Kai Wang and A. P. Chiang, "Context Aware Mobile Learning with Finite State Machines," Communications of IICM, Vol. 8, No. 2, pp. 9-18, June, 2005.
- Kuo-Chin Fan, Yuan-Kai Wang, and Tsann-Ran Lay, "Marginal noise removal of document images," Pattern Recognition, Vol. 35, No. 11, pp. 2593-2611, November, 2002.
- Yuan-Kai Wang, "Document structure analysis using backpropagation network," Fu Jen Studies: Science and Engineering, No. 34, pp. 135-148, Dec. 2000.
- Yuan-Kai Wang and Ying-Hao Lin, "Location-dependent Information Agent in Mobile Environment," Tamkang Journal of Science and Engineering, Vol. 3, No. 2, pp. 107-115, September, 2000.
- Kuo-Chin Fan, C. W. Liu, and Yuan-Kai Wang, "A randomized approach with geometric constraints to fingerprint verification," Pattern Recognition, Vol. 33, pp. 1793-1803, 2000.
- Kuo-Chin Fan, Yuan-Kai Wang, B. L. Chang, T. P. Wang, C. H. Jou, and L. F. Kao, "Fabric classification based on recognition using a neural network and dimensionality reduction," Textile Research Journal, Vol. 68, No. 3, pp. 179-185, 1998.
- Yuan-Kai Wang, Kuo-Chin Fan, and Jorng-Tzong Horng, "Genetic-based search for error-correcting graph isomorphism," IEEE Transactions on Systems, Man, and Cybernetics - Part B, Vol. 27, No.4, pp. 588-597, August, 1997.
- Kuo-Chin Fan, and Yuan-Kai Wang, "A genetic sparse distributed memory approach to the application of handwritten character recognition," Pattern Recognition, Vol. 30, No. 12, pp. 2015-2022, 1997.
- Kuo-Chin Fan, Liang-Shen Wang, and Yuan-Kai Wang, "Page segmentation and identification for intelligent signal processing," Signal Processing, Vol. 45, pp. 329-346, 1995.
- Yuan-Kai Wang, Kuo-Chin Fan, and Jorng-Tzong Horng, "Error-correcting isomorphism of directed graphs by genetic-based search," Journal of Information Science and Engineering, Vol. 11, pp. 127-151, 1995.
- Kuo-Chin Fan, Chi-Hwa Liu, and Yuan-Kai Wang, "Segmentation and classification of mixed text/graphics/image documents," Pattern Recognition Letters, Vol. 15, pp. 1201-1209, December, 1994.