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distribution in the inhibition region. Thus, the lateral inhibition- intersecting cortical model was built up. With this modified model, gray level-average gray level histogram was used to turn the 1-D cross... inhibition model; cross entropy; gray level-average gray level histogram 图像分割技术[1-2]是图像理解,目标识别和计算机视觉研究中最重要,最基本的处理步骤,分割效果直接影响其后续处理.随着神经网络理论分支的不断发展,研究者将图像分割与各种不同的神经网络相结合,形成许多新的算法.近年来,最受关注的交叉视觉皮质模型......
A Lyapunov-based three-axis attitude intelligent control approach for unmanned aerial vehicleA.H. Mazinan(Department of Control Engineering, Faculty of Electrical Engineering, South Tehran Branch,Islamic Azad University (IAU), No. 209, North Iranshahr St., P.O. Box 11365/4435, Tehran, Iran)Abstract:A novel Lyapunov-based three-axis attitude intelligent control approach via allocation scheme......
NUMERICAL SIMULATION OF HEATING AND QUENCHING PROCESSES FOR A 280 CONNECTING ROD OF 16V280ZJ DIESEL LOCOMOTIVE J.S.Ye1,A.Yang2,Y.Luo2,Z.R.Ye1 (1.School of Materials Science and Engineering... processes of 280 connecting rod of 16V280ZJ diesel locomotive.The simulation results are basically in agreement with the experiments, which testifythat the mathematical model and method are feasible......
Investigations of high-frequency induction hardening process for piston rod of shock absorberXianhua Cheng and Qianqian ShangguanSchool of Mechanical & Power Engineering, Shanghai Jiaotong... results reveal that the depth of the hardened zone is proportional to the ratio of the moving speed of the piston rod to the output power of the induction generator. This result is proved correct......
Numerical Simulation and Experimental Research on Penetration of Composite Ceramic Armor by Rod Projectile付克勤1,张金咏21. The Ningbo Branch of Ordnance Science Institute of China2. State Key Laboratory of Advanced Technology for Materials Synthesis and Processing,Wuhan University of Technology摘 要:The performance of composite ceramic armor penetrated by rod......
Intelligent optimal control for lead-zinc sintering process state WU Min(吴 敏), XU Chen-hua(徐辰华), DU Yu-xiao(杜玉晓) School of Information Science and Engineering, Central South University, Changsha... proposed. The optimal control of permeability and heat states was implemented by using the fuzzy expert controller with self-studying mechanism. The application of the intelligent control technique......
Comprehensive predictive control of neutral-point voltage balancing for back-to-back three-level NPC convertersFAN Bi-shuang(范必双)1, 2, TAN Guan-zheng(谭冠政)1, FAN Shao-sheng(樊绍胜)2, YE Ji-xiang(叶吉祥)1, 2...,Changsha 410076, China)Abstract:A comprehensive predictive strategy was proposed for the neutral-point balancing control of back-to-back three-level converters. The phase currents at both sides......
that consisted of three elementary primitives. Histogram was used for the transformed image to extract and describe the features. Furthermore, comparisons were made among the novel histogram descriptor, the gray... and description; histogram descriptor; gray histogram; edge histogram ......
Analysis of the cracks formation on surface of extruded magnesium rod based on numerical modeling and experimental verification Mingbo YANG1,Hongjun HU1,Fusheng PAN1,Dingfei ZHANG1 (1.College... Engineering Research Center for Magnesium Alloys, Chongqing 400044, China) Abstract:To reduce the surface cracks of extrusion rod for AZ31 magnesium caused by nonho-mogeneous metal flow in extrusion......
Modeling and finite element analysis of rod and wire steel rolling processShulun Liao1,2), Liwen Zhang1,2), Siyu Yuan1,2), Yu Zhen3), and Shuqi Guo3) 1) School of Materials Science and Engineering... the 12-pass continuous rolling process of GCr15 rod and wire steel. The distances between stands in the proposed models were set according to the actual values, and the billets were shortened in the models......
