Search Results - subject:"Motion estimation"

A dynamic target tracking framework of UGV for UAV recovery under random disturbances

Li, Bin; Wang, Shoukun; Si, Jinge; Xu, Yongkang; Wang, Liang - In: Industrial Robot: the international journal of robotics … 51 (2024) 5, pp. 729-746

Purpose Dynamically tracking the target by unmanned ground vehicles (UGVs) plays a critical role in mobile drone recovery. This study aims to solve this challenge under diverse random disturbances, proposing a dynamic target tracking framework for UGVs based on target state estimation,...

Persistent link: https://www.econbiz.de/10015348350

Laser 3D tightly coupled mapping method based on visual information

Liu, Sixing; Chai, Yan; Yuan, Rui; Miao, Hong - In: Industrial Robot: the international journal of robotics … 50 (2023) 6, pp. 917-929

Purpose Simultaneous localization and map building (SLAM), as a state estimation problem, is a prerequisite for solving the problem of autonomous vehicle motion in unknown environments. Existing algorithms are based on laser or visual odometry; however, the lidar sensing range is small, the...

Persistent link: https://www.econbiz.de/10014835436

An Improved Approach of Block Matching Algorithm for Motion Vector Estimation

Kamble, Shailesh D.; Khawase, Sonam T.; Thakur, … - In: International Journal of Information Retrieval Research … 8 (2018) 1, pp. 38-56

Motion estimation has traditionally been used in video encoding only, however, it can also be used to solve various … real-life problems. Nowadays, researchers from different fields are turning towards motion estimation. Motion estimation … provides improved bit rate reduction and coding efficiency. The process of motion estimation is used to improve compression …

Persistent link: https://www.econbiz.de/10012045567

Residual Reconstruction Algorithm Based on Half-Pixel Multi-Hypothesis Prediction for Distributed Compressive Video Sensing

Wu, Minghu; Tong, Ying; Chen, Rui; Yang, Jie - In: International Journal of Mobile Computing and … 9 (2018) 4, pp. 16-33

-directional motion estimation helps refine the side information for joint decoding of the non-key-frames. We apply a multi …

Persistent link: https://www.econbiz.de/10012046496

GME of MPEG-4 on Multicore Processors

Alsarayreh, Mahmoud; Alzoubi, Hussein - In: International Journal of Computer Vision and Image … 7 (2017) 4, pp. 16-27

concentrate on one aspect of the MPEG-4 video codec, the global motion estimation and compensation. They present a parallel … implementation for MPEG-4 global motion estimation and compensation on multicore processors and provide a detailed performance …

Persistent link: https://www.econbiz.de/10012043839

FPGA Implementation of Fast and Efficient CODEC for H.264/AVC Real Time Video Applications

Ismail, Yasser - In: International Journal of Technology Diffusion (IJTD) 7 (2016) 1, pp. 32-52

capability limitations. In this paper, a smart Skipping Motion Estimation threshold (TSME) is implemented and elaborated to match … computations of the Motion Estimation (ME) process with acceptable bit-rate and high speed that are suitable for real time video … applications. Simulation results show that there is great reductions in the computations represented by the Motion Estimation Time …

Persistent link: https://www.econbiz.de/10012048348

Monocular odometry in country roads based on phase‐derived optical flow and 4‐DOF ego‐motion model

Wang, Cailing; Zhao, Chunxia; Yang, Jingyu - In: Industrial Robot: An International Journal 38 (2011) 5, pp. 509-520

single camera mounted on the roof of the vehicle and the framework is composed of three main parts: image motion estimation …

Persistent link: https://www.econbiz.de/10014832110