Curvature相关论文
提出了一种基于多芯光纤的马赫-曾德尔干涉仪，其由单模-多芯-多模-单模光纤拼接而成，其中多模光纤充当耦合器，单模光纤与多芯光纤错位......
针对常规的点云滤波方法在去除接近模型噪声的过程中会对模型造成较大破坏的问题,提出一种结合双张量投票和多尺度法向量估计的点......
点云配准是三维建模的关键步骤,而配准速率又是其中的一个瓶颈。实际中点云数据规模大并且对配准速率有一定要求。针对配准点云规......
本文首次提出一种散斑剪切相机.该相机能把曲率、扭率和斜率的二维信息同时记录在一张双曝光散斑图上.对散斑图进行滤波分析时在频......
A novel curvature-compensated CMOS bandgap voltage reference is presented. The reference utilizes two first order temper......
The dispersion characteristics and transverse field distribution of the fundamental and higher order modes are analyzed ......
A low temperature drift curvature-compensated complementary metal oxide semiconductor (CMOS) bandgap ref-erence is propo......
With the aim to enhance the energy conversion efficiency of the rainbow shape piezoelectric transducer, an analysis mode......
A third-order,sub-1 V bandgap voltage reference design for low-power supply,high-precision applications is presented.Thi......
A new bandgap reference(BGR) curvature compensation technology is proposed,which is a kind of multiple transistor combin......
A novel high-order curvature compensation negative voltage bandgap reference(NBGR) based on a novel multilevel compensat......
CHANGES IN CHANNEL PATTERN OF RIVER GANGA BETWEEN MUSTAFABAD AND RAJMAHAL, GANGETIC PLAINS SINCE 18T
Morphological analyses require quantitative description of river course by providing its equation. Such an equation is n......
Curvature is one of the most important features of lipid membranes in living cells, which significantly influences the s......
Ultraprecision grinding is an important approach to efficiently fabricate large complex optical mirrors, and five-axis g......
随着光信息技术的发展,长周期光纤光栅(LPFG)凭借其插入损耗小、传感灵敏度高,体积小等优点,广泛应用于光纤传感和光纤通信等领域,......
C1q is an important recognition protein in the complement system,which is a major protein cascade in the innate immune s......
网格显著性是三维网格模型的一个重要几何属性,已应用于许多方向.受现有算法的启发,提出了一种基于局部区块曲率熵的多尺度显著性......
Leveling process plays an important role in delivering the desired material properties and product standards.An analytic......
道路网络背景下的距离度量（如道路网络距离、旅行时间）是在空间分析或空间统计过程中常用的距离度量,但在科研过程中由于道路数据的......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Nonlinearity for a parallel kinematic machine tool and its application to interpolation accuracy ana
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
In this paper, we have considered a class curves with some geometric properties in a higher dimensional space and obtain......
A new approach for NURBS (Non-uniform rational B-spline) curve and surface fitting for measured points was presented whi......
提出了一种特征保持的三维点云迭代简化算法。首先对点云模型构造KD树结构，计算采样点的◢k◣邻域，然后利用点云模型的局部几何信息......
Curvature tells much about details of surfaces and is studied widely by researchers in the computer graphics community. ......
介绍了数字化测量方法在肤色测量中的应用。以面部皮肤和手臂皮肤为例，研究了光强变化对肤色测量的影响。通过实验重点研究了曲率变......
Nonlinearity for a parallel kinematic machine tool and its application to interpolation accuracy ana
This paper is concerned with the kinematic nonlinearity measure of parallel kinematic machine tool (PKM),which depends u......
It is proved that the curvature of nonlinear model can be reduced to zero by increasing measured data for a class of non......
The vortex is a common phenomenon in fluid field. In this paper, vortex can be represented by curvature c, which varies ......
目的为提高曲线3维重建的精度,提出一种基于曲率无穷范数约束根据2幅图像重建3维非参数空间曲线的方法。方法分析以重建曲线的反投......
为提高车身A级曲面光顺的质量和效率，研究了曲面曲率对曲面控制顶点排列的影响。对于基本曲面，可根据曲面曲率的大小调整曲面控制顶......
在微分几何中,计算曲线曲率的解析解时需要计算曲线的弧积分,而实际问题中平面、空间物体并不都能表示成一个或多个连续函数的形式......
渗透率是影响煤层气产量的重要参数之一,地应力与渗透率存在幂指数关系,但基于地震资料曲率属性的地应力预测结果不能准确表征煤系......
建立滑轮上原钢丝绳二次螺旋钢丝数学模型,得出钢丝上任意一点曲率。证明滑轮与钢丝绳直径之比在理论上不小于8.55。给出滑轮与钢......
确定塑性铰塑性转动能力大小是超静定结构弹塑性分析的关键内容。混凝土开裂应力释放、钢筋屈服、轴力和弯矩等许多因素影响了截面......
以连续梁为例，通过曲率模态及改进后的模态置信准则联合确定损伤位置，并使用神经网络判定各损伤处的损伤程度。数值模拟考虑了梁不同......
针对平面矩形微带天线及其阵列共形于载体上的实际需求，分析了共形弯曲度对天线性能的影响．通过HFSS软件仿真，将2．4GHz频段天线及由其......
目的通过对Spee's曲线与作为下颌骨始基的齿槽神经骨管(下颌管)走行弧线曲度的研究找出两者之间有何关系.方法采用恒牙合初期,......
曲率属性可以较好地描述岩层的弯曲、褶皱、断层和裂缝等信息,但是由于曲率属性提取过程中需要计算地震数据的二阶微分,因此对噪声......
从光顺准则入手,推导出三次Beta样条构造出的曲线的曲率计算公式,并将其运用于实际的交互设计系统中,与三次B样条曲线光顺性进行了......
采用接近部分预应力混凝土拉弯构件受力性能的假定,分析了部分预应力混凝土拉弯构件的弯距—曲率关系,利用matlab编制了弯距—曲率......
曲线c在点P（x0，y0）曲率圆是与该曲线C相切于点P（x0，y0）（凹侧）的最大圆，曲率圆的圆心D的轨迹曲线G称为曲线C的渐屈线。抛物线y^2=2px（p〉0）、椭......
在Hyper Works中,对四边简支的矩形薄板进行模态分析,通过对薄板进行纵向、横向冲筋,加筋板以及改变板的曲率等优化方法,对不同方......
利用理想金属的矫直曲率与弯矩之间的关系, 以及钢板机械性能的连续性,推导出了辊式矫直机压下量与矫直曲率之间的关系式.......
给出并证明了AP测度的几个等价性定理,展示了AP测度与二阶导数在度量函数弯曲程度上的细致差别.......
