• Adaptive Critic Design for Energy Minimization of Portable Video Communication Devices 

    Sun, Zhao; Chen, Xi; He, Zhihai, 1973- (IEEE, 2008-08)
    Portable video communication devices operate on batteries with limited energy supply. However, video compression is computationally intensive and energy-demanding. Therefore, one of the central challenging issues in ...
  • Automated video processing and scene understanding for intelligent video surveillance 

    Chung, Yu-Chia, 1979- (University of Missouri--Columbia, 2010)
    Recent advances in key technologies have enabled the deployment of surveillance video cameras on various platforms. There is an urgent need to develop advanced computational methods and tools for automated video processing ...
  • Embedded system design and power-rate-distortion optimization for video encoding under energy constraints 

    Cheng, Wenye (University of Missouri--Columbia, 2007)
    The portable devices used in video communication application are powered by batteries. Video encoding schemes, however, are often computationally intensive and energy-demanding, even after being fully optimized with existing ...
  • Reliability Analysis for Global Motion Estimation 

    Chung, Yu-Chia, 1979-; He, Zhihai, 1973- (IEEE, 2009-11)
    Global motion estimation (GME) is the enabling step for many important video exploitation tasks. In this work, we focus on indirect GME methods which have low computational complexity. Typically, an indirect GME method ...
  • Resource Allocation and Performance Analysis of Wireless Video Sensors 

    He, Zhihai, 1973-; Wu, Dapeng (IEEE, 2006-05)
    Wireless video sensor networks (WVSNs) have been envisioned for a wide range of important applications, including battlefield intelligence, security monitoring, emergency response, and environmental tracking. Compared to ...
  • Robust motion estimation techniques 

    Jaganathan, Venkata Krishnan (University of Missouri--Columbia, 2007)
    Motion estimation is a very important step in many video processing tasks, including video compression, object tracking, and etc. A video may experience both global motion and local object motion. Global motion includes ...