|
|
|
|
|
Bo-Sheng Chen and Ching-Hung Lee
In this study, we introduce an adaptive model-free coupling controller while using recurrent fuzzy neural network (RFNN) for multi-axis system to minimize the contour error. The proposed method can be applied to linear or nonlinear multi-axis motion cont...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jing Zhou, Yushan Wu, Jian Chen, Mingren Cui, Yudi Gao, Keying Meng, Min Wu, Xinyu Guo and Weiliang Wen
Solving the problem of the stem contour extraction of maize is difficult under open field conditions, and the stem diameter cannot be measured quickly and nondestructively. In this paper, maize at the small and large bell stages was the object of study. ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zechen Lu, Bao Zhang, Zhenjun Li and Chunyu Zhao
The position error of two parallel surfaces is generally constrained by parallelism. However, as a range of change, it cannot represent the positional relation between two parallel surfaces. Large-scale equipment such as machine tools are complex and dif...
ver más
|
|
|
|
|
|
|
|
|
|
|
Heri Prasetyo and Hendra Kurniawan
This paper presents an efficient and simple technique on reducing the false contour problem which often occurs in the JPEG decoded image. The false contour appears on JPEG decoded image while applying small quality factor. This problem induces unpleasant...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jianlong Zhang, Wenwen Xing, Xuefeng Song, Yulong Cui, Wang Li and Decong Zheng
Buckwheat plant height is an important indicator for producers. Due to the decline in agricultural labor, the automatic and real-time acquisition of crop growth information will become a prominent issue for farms in the future. To address this problem, w...
ver más
|
|
|
|
|
|
|
|
|
|
|
Luping Li, Jian Chen, Xing Su and Ahsan Nawaz
Accurate building models are widely used in the construction industry in the digital era. UAV cameras combined with image-based reconstruction provide a low-cost technology for building modeling. Most existing reconstruction methods operate on point clou...
ver más
|
|
|
|
|
|
|
|
|
|
|
Aries Pratiarso, Prima Kristalina
Pág. 153 - 163
In wireless sensor network applications, the position of nodes is randomly distributed following the contour of the observation area. A simple solution without any measurement tools is provided by range-free method. However, this method yields the coarse...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xun Liu, Yan Xu, Jiabin Cao, Jinyu Liu and Yanzheng Zhao
NURBS curve parameter interpolation is extensively employed in precision trajectory tasks for industrial robots due to its smoother performance compared to traditional linear or circular interpolation methods. The trajectory planning systems for industri...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yi Zeng, Chaopeng Chen, Wei Quan, Shuangpeng Xie, Fanggang Shi, Zitao Ma and Mingliang Wu
Existing calibration methods for contact parameters of soil discrete elements are primarily based on a single physical property of soil (e.g., natural accumulation angle and shear characteristics). To solve this limitation, a calibration method based on ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shuwei Qiu, Xiujuan Liang, Changlai Xiao, He Huang, Zhang Fang and Fengchao Lv
In order to evaluate the groundwater resources and aquifer system of the Jilin urban area (JUA), a groundwater numerical flow model was established by using the groundwater modeling system based on data from 190 boreholes. River stages were interpolated ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhixin Li, Song Ji, Dazhao Fan, Zhen Yan, Fengyi Wang and Ren Wang
Accurate building geometry information is crucial for urban planning in constrained spaces, fueling the growing demand for large-scale, high-precision 3D city modeling. Traditional methods like oblique photogrammetry and LiDAR prove time consuming and ex...
ver más
|
|
|
|
|
|
|
|
|
|
|
Shaohui Su, Jiadong Wang and Dongyang Zhang
The current template-matching algorithm can match the target workpiece but cannot give the position and orientation of the irregular workpiece. Aiming at this problem, this paper proposes a template-matching algorithm for irregular workpieces based on th...
ver más
|
|
|
|
|
|
|
|
|
|
|
Syuan-Yi Chen, Zi-Jie Chien, Wei-Yen Wang and Hsin-Han Chiang
Linear motors (LMs) are widely used in numerous industry automation where precise and fast motions are required to convert electric energy into linear actuation without the need of any switching mechanism. This study aims to develop a control strategy of...
ver más
|
|
|
|
|
|
|
|
|
|
|
Wei-Lung Mao, Sung-Hua Chen and Chun-Yu Kao
Gantry-type dual-axis platforms can be used to move heavy loads or perform precision CNC work. Such gantry systems drive a single axis with two linear motors, and under heavy loads, a high driving force is required. This can generate a pulling force betw...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tuanpeng Tu, Lian Hu, Xiwen Luo, Jie He, Pei Wang, Li Tian, Gaolong Chen, Zhongxian Man, Dawen Feng, Weirui Cen, Mingjin Li, Yuxuan Liu, Kang Hou, Le Zi, Mengdong Yue and Yuqin Li
The hard bottom layer of a paddy field has a great influence on the driving stability and the operation quality and efficiency of intelligent farm machinery. For paddy field machinery, continuous improvements in the accuracy and operation efficiency of u...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yuanhong Li, Jiapeng Liao, Jing Wang, Yangfan Luo and Yubin Lan
The automated harvesting of clustered fruits relies on fast and accurate visual perception. However, the obscured stem diameters via leaf occlusion lack any discernible texture patterns. Nevertheless, our human visual system can often judge the position ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jingqian Wen, Yanxin Yin, Yawei Zhang, Zhenglin Pan and Yindong Fan
Wheat lodging provides important reference information for self-adaptive header control of a combine harvester. Aimed at real-time detection of wheat lodging, this paper proposed a detection method of wheat lodging location and area based on binocular vi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zihan Liu, Hongming Zhang, Liang Dong, Zhitong Sun, Shufang Wu, Biao Zhang, Linlin Yuan, Zhenfei Wang and Qimeng Jia
The positive and negative terrains (P?N terrains) of the Loess Plateau of China are important geographical topography elements for measuring the degree of surface erosion and distinguishing the types of landforms. Loess shoulder-lines are an important te...
ver más
|
|
|
|
|
|
|
|
|
|
|
Song Zhang, Anne Jahn, Lucas Jauer and Johannes Henrich Schleifenbaum
Laser powder bed fusion (LPBF) is a promising technique used to manufacture complex geometries in a layer-wised manner. Radiation during the LPBF process is influenced by the part geometry, e.g., the overhang angle and the wall thickness. Locally varying...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jaime Arriaga, Gabriela Medellin, Elena Ojeda and Paulo Salles
Video monitoring has become an indispensable tool to understand beach processes. However, the measurement accuracy derived from the images has been taken for granted despite its dependence on the calibration process and camera movements. An easy to imple...
ver más
|
|
|
|
|
|