1)B-spline waveletB样条小波
1.The appliance of quadric B-spline wavelet in license platelo cating;二阶B样条小波在车牌定位中的应用
2.Modal analysis of IMU structure based on B-spline wavelet finite element;基于B样条小波有限元IMU结构的模态分析
3.Noise elimination of observed susceptibility data using B-spline wavelet.;应用B样条小波进行磁化率观测值的消噪
英文短句/例句
1.Real-Time Rendering of Dynamic Terrain by B-Spline Wavelet基于B样条小波的动态地形实时绘制
2.Total variation image denoising based on fractional B-spline wavelet分数阶B样条小波域的图像变分去噪
3.An Edge-collect Method for Medical Image Based on B-Spline Wavelet;基于B样条小波变换的医学影像边缘提取
4.Research of Digital Watermarking Algorithm Based on Non-Uniform B-Spline Wavelets;基于非均匀B样条小波的数字水印算法研究
5.A Study on an Image Edge Detector Nased on B-spline Wavelet;基于B样条小波变换的图像边缘检测技术研究
6.Multiresolution Editing of Curves Based on Non-Uniform B-Spline Wavelets基于非均匀B样条小波的曲线多分辨编辑
7.Image edge detection based on directional derivative and cubic B-spline wavelet基于方向导数和B样条小波的图像边缘检测
8.Semi-analytical solution of B-spline wavelet-based finite element for piezoelectric lamina压电层合板的B样条小波有限元半解析法
9.Electric well logs de-noising based on the cuBic center B spline wavelet基于三次中心B样条小波的电测井信号去噪
10.B-SPLINE WAVELET FINITE ELEMENT METHOD FOR ANALYZING NATURAL FREQUENCIES OF LAMINATED PLATES层合板固有频率分析的B样条小波元法
11.Finite element analysis for temperature field of clutches based on B-spline wavelet基于B样条小波的离合器温度场有限元分析
12.Research on Digital Watermarking Algorithm of NURBS Models Based on Non-Uniform B-Spline Wavelets;基于非均匀B样条小波的NURBS模型数字水印算法研究
13.A simple algorithm for B-spline wavelet decomposition and reconstruction based on geometrical meanings一种基于几何含义的B样条小波分解重构简易算法
14.R waveform calibration and QRS waveform detection of B-splines-based biorthbogonal wavelets基于B-样条双正交小波R波的标定和QRS波检测
15.Study on Wavelet Multi-scale Product and B-Spline Edge Detection Algorithm;小波多尺度积和B样条边缘检测算法研究
16.Estimation for a class of m order potence B-spline wavelet interpolation error;一类m阶基数B-样条小波插值的误差估计
17.Study on Wavelet Pretreatment of Linear Finite Element Based on the B-spline基于B样条的一次有限元的小波预处理研究
18.Study of Watermarking for Images Based on Wavelet Transform and B-Spline;基于小波变换和B样条方法的图像水印技术研究
相关短句/例句
B Spline WaveletB样条小波
1.A novel algorithm that can filter even number and non integer number harmonics using B spline wavelet is introduced in this paper.提出了可滤除偶次和分次谐波的B样条小波滤波算法 ,将经过滤波预处理的短窗傅氏算法和传统傅氏算法进行了比较。
2.The B spline wavelet was applied to extract the image edge and the similarity distance was defined to compare the extracting results.通过采用二次B样条小波检测焊缝图像的边缘,并定义了相似性距离定量的比较各类检测结果的优劣,通过该距离的定量计算和比较,充分显示了小波变换技术在抗噪声能力和精确定位能力方面的优越性。
3)B-spline waveletsB样条小波
4)B-spline waveletB-样条小波
1.The capability of signal feature extraction of Db wavelet,B-spline wavelet and interpolation subdivision wavelet are compared.针对小波分析在信号奇异性检测中的小波基选择存在的问题,在分析B-样条小波,插值细分小波原理的基础上,对常用的db小波,B-样条小波,插值细分小波提取信号特征的能力进行了分析比较。
5)B-Spline wavelet on the interval区间B样条小波
1.A study of the construction of wavelet-based plane elastomechanics and mindlin plate elements using B-spline wavelet on the interval;区间B样条小波平面弹性及Mindlin板单元构造研究
2.The scaling functions of B-spline wavelet on the interval(BSWI)were employed to construct the shape functions of finite element.利用区间B样条小波的尺度函数作为有限元插值函数,从轴对称壳的能量泛函出发,由变分原理导出了单元刚度矩阵和载荷列阵,构造了区间B样条小波薄壳截锥单元。
3.Based on two-dimensional tensor product B-spline wavelet on the interval (BSWI) and wavelet finite element method (WFEM), a finite element method (FEM) of BSWI is investigated to solve the static and vibration problems of thin plates.基于二维张量积区间B样条小波及小波有限元理论,研究了用于薄板静动力学分析的区间B样条小波有限元法。
6)Cubic B-spline wavelet三次B样条小波
延伸阅读
B样条曲面B样条曲面B-spline surface B yangtiao qumianB样条曲面(Bsp一ine surface)用分段B样条多项式函数及控制点网格定义的面。基于B样条曲线，可以得到B样条曲面的表示式。给定(m+1)(n十l)个空间点列凡(i=0，1，…，m，]=0，1，…，n)，则s(二，w)一艺艺尸。从，*(。)凡，，(w)，该二0少=O u，功任[0，1」定义了kXz次B样条曲面。式中从，*(u)和凡，，(w)分别是k次和l次的B样条基函数，由凡组成 的空间网格称为B样条曲面的控制点网格。上式 也可写成如下的矩阵式称(u，二)二认呱几M王w王，y任[l，。+2一划 z任[l，n+2一z〕，u，wC〔O，1」式中y，z—表示在u，w参数方向上曲面片的 个数。 Uk=[。‘一‘，uk一2，…，u，1〕， 钱二仁砂一’，砂一2，…，w，1〕， 凡，二氏，i任[y一1，y+k一2〕， ，任仁z一1，z+z一2] 凡是某一个B样条面片的控制点编号。最常用的 是二、三次均匀B样条曲面的构造。 (1)均匀双二次B样条曲面 已知曲面的控制点巧(i，]=o，1，2)，参数u、 二，且O镇u，w簇1，k=l=2，构造步骤是: ①沿w(或u)向构造均匀二次B样条曲线，即 有 ，「‘一“P0(w，一L矿“」[一::侃同哪 WMs经转置后尸。(w)=「尸oo尸。，尸。2〕磷wT;同上可得P，(二)=[尸，。尸，，尸，2」M五WT pZ(二)=[pZ。p21 p22]M百wT ②再沿u(或w)向构造均匀二次B样条曲线，即可得到均匀双二次B样条曲面。 ，L 11﹁.!一|到泊恤、、/)pp(w嘿的嘿编s(u，w)二UM日(w T W TB M翻川州护P PP=UM白 匕PZo P21简记为s(u，二)二〔侧砂呵百wl (2)均匀双三次B样条曲面 已知曲面的控制点八(￡，j=o，1，2，3)，参数u，二且“，w任【0，1]，构造双三次B样条曲面的步骤同上述，其矩阵形式是 S(u，w)=L时正声吸至百wT， 门几创川川旧洲翻叼--302 1222犯尸尸尸P尸尸尸尸尸冲尸峥 一一 P月J月j 3一6，l八、︶n”4.内J，1卜|匡IL 1一6 一一 姚双三次B样条曲面如图1所示。图1双三次B样条曲面
