Search Results - "Xiong, YouLun"

Impulse Noise Removal Using Directional Difference Based Noise Detector and Adaptive Weighted Mean Filter by Zhang, Xuming, Xiong, Youlun

“…A two-stage algorithm, called switching-based adaptive weighted mean filter, is proposed to remove salt-and-pepper noise from the corrupted images. First, the…”
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The Fast Multilevel Fuzzy Edge Detection of Blurry Images by Wu, Jinbo, Yin, Zhouping, Xiong, Youlun

“…To realize the fast and accurate detection of the edges from the blurry images, the fast multilevel fuzzy edge detection (FMFED) algorithm is proposed. The…”
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A novel approach to fixture design on suppressing machining vibration of flexible workpiece by Zeng, Shasha, Wan, Xiaojin, Li, Wenlong, Yin, Zhouping, Xiong, Youlun

“…The machining vibration of the flexible workpiece is a major factor that greatly affects the machining accuracy of the final part. Improper fixture layout is…”
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Numerical robust optimization of spindle speed for milling process with uncertainties by Zhang, Xiaoming, Zhu, Limin, Zhang, Dong, Ding, Han, Xiong, Youlun

“…This work is motivated by the fact that the conventional cutting parameters optimization in milling process has been widely investigated based on the…”
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Variable-step integration method for milling chatter stability prediction with multiple delays by Zhang, XiaoJian, Xiong, CaiHua, Ding, Ye, Xiong, YouLun

“…This paper analyzes the stability of milling with variable pitch cutter and tool runout cases characterized by multiple delays, and proposes a new…”
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Algebraic test of relative form closure grasps with its implementation by Xiong, YouLun, Xiong, Tao, Wang, YuHui

“…This paper presents an approach to algebraic detection of relative form closure for a multi-fingered grasp G and gives an attention to the classification of…”
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Optimization-based model of tunneling-induced distributed loads acting on the shield periphery by Hu, Xiangtao, Huang, Yong'an, Yin, Zhouping, Xiong, Youlun

“…This paper presents a new approach to predict the loads acting on the shield periphery during excavation. This approach not only represents the dynamic…”
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Roll-to-Roll Processing of Flexible Heterogeneous Electronics With Low Interfacial Residual Stress by Huang, Yongan, Chen, Jiankui, Yin, Zhouping, Xiong, Youlun

“…The roll-to-roll (R2R) processing plays an increasingly important role in the high-throughput fabrication of flexible electronics. This paper highlights the…”
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Thermomechanical analysis of thin films on temperature-dependent elastomeric substrates in flexible heterogeneous electronics by Huang, Yongan, Yin, Zhouping, Xiong, Youlun

“…Thermomechanical analysis is presented to study the basic temperature effects on elastomeric substrate of flexible electronics. Strains of a films-on-substrate…”
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An alternative time-domain index for condition monitoring of rolling element bearings—A comparison study by Tao, Bo, Zhu, Limin, Ding, Han, Xiong, Youlun

“…Statistical moments have been widely used for detection and diagnosis of rolling element bearing damage. Among them, Kurtosis and Honarvar third moment S r are…”
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Competing Fracture Modeling of Thin Chip Pick-Up Process by Peng, Bo, Huang, Yongan, Yin, Zhouping, Xiong, Youlun

“…The IC chip ejecting and pick-up process in electronic assembly plays a critical role in advanced packaging since the success ratio and productivity are…”
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Third-order point contact approach for five-axis sculptured surface machining using non-ball-end tools (I): Third-order approximation of tool envelope surface by Zhu, LiMin, Ding, Han, Xiong, YouLun

“…In this paper, the geometric properties of a pair of line contact surfaces are investigated. Then, based on the observation that the cutter envelope surface…”
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Third-order point contact approach for five-axis sculptured surface machining using non-ball-end tools (II): Tool positioning strategy by Zhu, LiMin, Ding, Han, Xiong, YouLun

“…Based on the mathematical model describing the third-order approximation of the cutter envelope surface according to one given cutter location (CL), a tool…”
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Driving force planning in shield tunneling based on Markov decision processes by Hu, XiangTao, Huang, YongAn, Yin, ZhouPing, Xiong, YouLun

“…In shield tunneling, the control system needs very reliable capability of deviation rectifying in order to ensure that the tunnel trajectory meets the…”
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Kinematics constrained five-axis tool path planning for high material removal rate by Ye, Tao, Xiong, CaiHua, Xiong, YouLun, Zhao, Can

“…Traditional five-axis tool path planning methods mostly focus on differential geometric characteristics between the cutter and the workpiece surface to…”
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Tool path generation for triangular meshes using least-squares conformal map by Li, Wenlong, Yin, Zhouping, Huang, Yongan, Wu, Tong, Xiong, Youlun

“…Tool path generation is an interesting and challenging task in free-form surface machining. Iso-planar tool path generation is one of the common approaches to…”
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Defective point data reconstruction based on improved process of morphological operations by Yin, ZhouPing, Mo, Kun, Xiong, YouLun

“…In industry, the defective point data often make most surface reconstruction methods suffer from inherent problems that some specific aided information is…”
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Kinematic generation of ruled surface based on rational motion of point-line by Zhang, XiaoMing, Zhu, LiMin, Ding, Han, Xiong, YouLun

“…This paper studies representation of rigid combination of a directed line and a reference point on it （here referred to as a ＂point-line＂） using dual…”
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Numerical Robust Stability Estimation in Milling Process by Zhang, Xiaoming, Zhu, Limin, Ding, Han, Xiong, Youlun

“…The conventional prediction of milling stability has been extensively studied based on the assumptions that the milling process dynamics is time invariant…”
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A manifold approach to generating iso-scallop trajectories in three-axis machining by Chen, XuBing, Li, WenLong, Xiong, YouLun

“…A novel approach of iso-scallop trajectory generation for smooth manifold surfaces has been developed. Firstly, by defining homeomorphism mapping relations and…”
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