Results 31 to 40 of about 12,358,950 (150)

Detecting Planting Holes Using Improved YOLO-PH Algorithm with UAV Images

Remote Sensing
The identification and detection of planting holes, combined with UAV technology, provides an effective solution to the challenges posed by manual counting, high labor costs, and low efficiency in large-scale planting operations. However, existing target
Kaiyuan Long, Shibo Li, Jiangping Long, Hui Lin, Yang Yin   +4 more
doaj   +1 more source

Collision-Free Path Planning Method for Robots Based on an Improved Rapidly-Exploring Random Tree Algorithm

Applied Sciences, 2020
Sampling-based methods are popular in the motion planning of robots, especially in high-dimensional spaces. Among the many such methods, the Rapidly-exploring Random Tree (RRT) algorithm has been widely used in multi-degree-of-freedom manipulators and ...
Xinda Wang, Xiao Luo, Baoling Han, Yuhan Chen, Guanhao Liang, Kailin Zheng   +5 more
doaj   +1 more source

Kansas Environment, 1983

, 1983
This internet resource combines newsletters issued throughout the year.
Kansas. Division of Environment
core   +1 more source

Fault Detection and Interactive Multiple Models Optimization Algorithm Based on Factor Graph Navigation System

Remote Sensing
Accurate and stable positioning is significant for vehicle navigation systems, especially in complex urban environments. However, urban canyons and dynamic interference make vehicle sensors prone to disturbance, leading to vehicle positioning errors and ...
Shouyi Wang, Qinghua Zeng, Chen Shao, Fangdong Li, Jianye Liu   +4 more
doaj   +1 more source

Active particles in periodic lattices

New Journal of Physics, 2017
Both natural and artificial small-scale swimmers may often self-propel in environments subject to complex geometrical constraints. While most past theoretical work on low-Reynolds number locomotion addressed idealised geometrical situations, not much is ...
Alexander Chamolly, Takuji Ishikawa, Eric Lauga   +2 more
doaj   +1 more source

An Enhanced A*-DWA Fusion Algorithm for Robot Navigation in Complex Environments

Biomimetics
To tackle the navigation challenge in dynamic and complex environments, this study designs a fusion planning framework that synergistically integrates enhanced A* algorithm with improved DWA, inspired by the biological dual-layer navigation mechanism of ...
Huifang Bao, Jie Fang, Mingxing Fang, Jinsi Zhang, Zhuo Zhang, Haoyu Cai   +5 more
doaj   +1 more source

Analysis of Deformation of Deep and Large Foundation Pit Support Structure and Impact on Neighbouring Buildings in Complex Environments

Buildings
The development trend of urban underground space towards deep and large three-dimensional foundation pit projects in complex environments faces the challenges of deformation and instability of supporting structures, strong sensitivity of the surrounding ...
Chao Guo, Xiaodong Yang, Chengchao Guo, Pengfei Li   +3 more
doaj   +1 more source

Basin-scale contributions of Cr, Ni and Co from Ortegal Complex to the surrounding coastal environment (SW Europe). [PDF]

, 2014
Prego, R., Caetano, M., Ospina-Alvarez, N., Raimundo, J., & Vale, C. (2014). Basin-scale contributions of Cr, Ni and Co from Ortegal Complex to the surrounding coastal environment (SW Europe). Science of the Total Environment, 468-469, 1–10.
Raimundo, J., Caetano, M., Vale, C., Ospina-Álvarez, Natalia, Vale, Carlos, Prego, R., Caetano, Miguel, Raimundo, Joana, Ospina-Alvarez, N.   +8 more
core   +1 more source

Two-Step Accuracy Improvement for Multitarget Detection in Complex Environment Using UWB Radar

Remote Sensing
Detecting multiple human targets in indoor scenarios using ultra-wideband (UWB) radar usually involves false detection results caused by the secondary reflections, which might reduce the target detection accuracy and cause a more severe deterioration ...
Zhihuan Liang, Yanghao Jin, Degui Yang, Buge Liang, Jinjun Mo   +4 more
doaj   +1 more source

Strategic Improvisation of Knowledge-Based Companies in Complex Environment [PDF]

مطالعات مدیریت راهبردی, 2016
External environment of organizations includes in uncertainty, ambiguity and transformation. Therefore, making decision is very difficult for managers and traditional approaches of strategic planning are not confirmed by them because of lake of ...
Azam Tabarraie, Vahid Khashei
doaj