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| 1 | COOPERATIVE CLUSTERING BASED ON GRID AND DENSITY显示文摘在探索(派系) 和基于密度的聚类 method-density-based 基于基于格子的聚类 clusteringmethod 的特征的分析与噪音(DBSCAN ) 的应用的空间聚类,一个新聚类算法说出基于格子和密度(CLGRID ) 的合作聚类被介绍。新算法采用地区性的询问和密度单位鉴定的一条相等的规则。一个班的中央区域被一个基于密度的方法被基于格子的方法和边缘区域计算。由在二个阶段聚类并且以代表性的单位使用仅仅种子对象的一个小数字扩展簇,区域质问的频率能被减少,并且因而,时间的费用被减少。新算法保留基于格子、基于密度的方法的积极特征并且避免参数寻找的困难。它能与高效率发现任意的形状的簇并且不对噪音敏感。测试数据集合上的 CLGRID 的申请表明它的有效性和更高的效率,它与 R 树与传统的 DBSCAN 形成对照。 | HU Ruifei YIN Guofu TAN Ying CAI Peng | 2006 | Chinese Journal of Mechanical Engineering2006,19,4: | 4 |
| 2 | APPLICATION OF INTEGER CODING ACCELERATING GENETIC ALGORITHM IN RECTANGULAR CUTTING STOCK PROBLEM显示文摘一个改进基因算法和它的应用程序被介绍解决切的股票问题。把简单基因算法(SGA ) 用于切股票问题是普通的,但是 SGA 的计算的巨大的数量是在实际申请的一个严重问题。基于整数编码和统帅加速基因算法(统帅) “详细说明的 s 走被开发减少计算,和矩形的部分的一种新类型的数量空白布局算法为矩形的切的存货被设计问题。SGA 被采用在给定的进化过程,和个人们作为下一个优化过程的起始的领域被带的这些的变化间隔以内生产个人,因此强烈地缩小寻找的范围并且加速 SGA 的评估过程。为了提高人口的差异并且避免算法,在本地优化结果停滞,个人的固定数字随机被生产并且在每个评估过程代替父母的一样的数字。根据计算实验,这改进 GA 比 SGA 很快很收敛,这被观察,并且能为矩形的切的股票问题在优化的过程得到好结果和高效率的平衡。 | FANG Hui YIN Guofu LI Haiqing PENG Biyou | 2006 | Chinese Journal of Mechanical Engineering2006,19,3: | 3 |
| 3 | Source-type solutions of heat equations with convection in several variables space显示文摘In this paper we study the source-type solution for the heat equation with convection: ut = △u + ■·▽un for (x,t) ∈ ST→ RN × (0,T] and u(x,0) = δ(x) for x ∈ RN, where δ(x) denotes Dirac measure in = RN,N 2,n 0 and b = (b1,...,bN) ∈ RN is a vector. It is shown that there exists a critical number pc = N+2 such that the source-type solution to the above problem exists and is unique if 0 N n < pc and there exists a unique similarity source-type solution in the case n = N+1 , while such a solution does not exist N if n > pc. Moreover, the asymptotic behavior of the solution near the origin is studied. It is shown that when 0 < n < N+1 the convection is too weak and the short time behavior of the source-type solution near the origin N is the same as that for the heat equation without convection. | LU GuoFu YIN HongMin | 2011 | Science China Mathematics2011,54,6: | 2 |
| 4 | Effects of Sc and Zr microalloying additions on the recrystallization texture and mechanism of Al–Zn–Mg alloys显示文摘 | Ying Deng Guofu Xu Zhimin Yin Xuefeng Lei Jiwu Huang | 2013 | Journal of Alloys and Compounds2013,,: | 2 |
| 5 | Edge detection of magnetic tile cracks,based on wavelet显示文摘In order to extract the defect edge information on the magnetic tile surface with low contrast and textured background,an edge detection algorithm based on image weighted information entropy and wavelet modulus maxima is proposed.At first,a new Butterworth high pass filter(BHPF) with adaptive cutoff frequency is produced,because the clarity and complexity of the textured background are described by the weighted information entropy of the image gradient variance quantitatively,and the filter can change its parameters through matching the non-linear relationship between the information entropy and the cutoff frequency.And then,the best decomposition scale is obtained by the level determination function to prevent edge information from missing.At last,edge points are got by double threshold after obtaining the wavelet modulus maxima,and then the edge image is linked by the edge points to ensure the edge continuity and veracity.Experiment results indicate that the proposed algorithm outperforms the conventional Canny and Sobel algorithm,and the edge detection algorithm can also detect other defects,and lays the foundation for defecting auto- recognition. | 林丽君 He Mingge Yin Ying Yin Xiangyun Yin Guofu | 2015 | High Technology Letters2015,21,3: | 2 |
| 6 | Achieving high superplasticity of a new Al–Mg–Sc–Zr alloy sheet prepared by a simple thermal–mechanical process显示文摘 | Xiaowu Cao Guofu Xu Yulu Duan Zhimin Yin Liying Lu Yingjun Wang | 2015 | Materials Science & Engineering A2015,,: | 1 |
| 7 | Effects of preloads on joints on dynamic stiffness of a whole machine tool structure显示文摘 | LIANG Mi YIN Guofu SUN Mingnan | | 0,,2: | 1 |
| 8 | Stress corrosion cracking of a high-strength friction-stir-welded joint of an Al–Zn–Mg–Zr alloy containing 0.25wt.% Sc显示文摘 | Ying Deng Bing Peng Guofu Xu Qinglin Pan Rui Ye Yingjun Wang Liying Lu Zhimin Yin | 2015 | Corrosion Science2015,,: | 1 |
| 9 | Internet - based manufacturing: A review and a new infrastructure for distributed intel- ligent manufacturing 显示文摘 | GUIYUN TIAN GUOFU YIN DAVID TAYLOR | 2002 | Journal of Intelligent Manufacturing2002,13,: | 1 |
| 10 | Ferroelectricity in dopant-free HfO_(2) thin films prepared by pulsed laser deposition显示文摘As a high-k material,hafnium oxide(HfO_(2))has been used in gate dielectrics for decades.Since the discovery of polar phase in Si-doped HfO_(2) films,chemical doping has been widely demonstrated as an effective approach to stabilize the ferroelectric phase in HfO_(2) based thin films.However,the extra capping layer deposition,post-growth annealing and wake-up effect are usually required to arouse the ferroelectricity in HfO_(2) based thin films,resulting in the increase of complexity for sample synthesis and the impediment of device application.In this study,the ferroelectricity is observed in non-capped dopant-free HfO_(2) thin films prepared by pulsed laser deposition(PLD)without post-growth annealing.By adjusting the deposited temperature,oxygen pressure and thickness,the maximum polarization up to 14.7 m C/cm^(2) was obtained in 7.4 nm-thick film.The fraction of orthorhombic phase,concentrations of defects and size effects are considered as possible mechanisms for the influences of ferroelectric prop-erties.This study indicates that PLD is an effective technique to fabricate high-quality ferroelectric HfO_(2) thin films in the absence of chemical doping,capping layer deposition and post-growth annealing,which may boost the process of nonvolatile memory device application. | Yongjian Luo Zhenxun Tang Xiaozhe Yin Chao Chen Zhen Fan Minghui Qin Min Zeng Guofu Zhou Xingsen Gao Xubing Lu Jiyan Dai Deyang Chen Jun-Ming Liu | 2022 | Journal of Materiomics2022,8,2: | 1 |
| 11 | Research on an active knowledge push service based on collaborative intent capture显示文摘 | Xu Yuanhao Yin Guofu Nie Yong | 2013 | Journal of Network and Computer Applications2013,36,6: | 1 |
| 12 | Elastic visco-plastic consolida- tion modeling of clay foundation at Berthirrville test embankment 显示文摘 | Zhu Guofu Yin Jianhua | 2000 | International Journal for Numerical and Analytical Methods in Geomechanics2000,24,: | 1 |
| 13 | A web-based remote cooperative design for spatial cam mechanisms显示文摘 | YIN Guofu TIAN Guiyun TAYLOR D | 2002 | International Journal of Advanced Manufacturing Technology2002,20,8: | 1 |
| 14 | Study on flaw identification of ultrasonic signal for large shafts based on optimal support vector machine显示文摘Automatic identification of flaws is very important for ultrasonic nondestructive testing and evaluation of large shaft.A novel automatic defect identification system is presented.Wavelet packet analysis(WPA)was applied to feature extraction of ultrasonic signal,and optimal Support vector machine(SVM)was used to perform the identification task.Meanwhile,comparative study on convergent velocity and classified effect was done among SVM and several improved BP network models.To validate the method,some experiments were performed and the results show that the proposed system has very high identification performance for large shafts and the optimal SVM processes better classification performance and spreading potential than BP manual neural network under small study sample condition. | Zhao Xiufen Yin Guofu Tian Guiyun Yin Ying | 2008 | 仪器仪表学报2008,29,5: | 1 |
| 15 | Detection of surface crack defects on ferrite magnetic tile显示文摘 | Li Xueqin Jiang Honghai Yin Guofu | | 62 : 6-130,62,: | 1 |
| 16 | Effects of preloads on joints on dynamic stiffness of a whole machine tool structure 显示文摘 | MI Liang YIN Guofu SUN Mingnan | 2012 | Journal of Mechanical Science and Technology2012,26,2: | 1 |
| 17 | ((Diseussion On A Calculation Method Of The Magnetic Torque Of Radial Multi-Polar Electromagnetic Gears ) )显示文摘 | Chen Haihong Yin Guofu Chen Lunjun HuangJianna | 2006 | TCMT2006,,: | 1 |
| 18 | Internet-Based Manufacturing:A Review and a New Infrastructure for Distributed Intelligent Manufacturing显示文摘 | Tian GuiYun Yin Guofu | 2002 | Journal of Intelligent Manufacturing2002,13,5: | 1 |
| 19 | Detection of surface crack defects on ferrite magnetic tile显示文摘 | Xueqin Li Honghai Jiang Guofu Yin | 2014 | NDT and E International2014,,: | 1 |
| 20 | Effects of preloads on joints on dynamic stiffness of a whole machine tool structure显示文摘 | MI Liang YIN Guofu SUN Mingnan | 2012 | Springer Journal of Mechanical Science and Technology2012,26,2: | 1 |