查询词典 partial correlation coefficient

In this paper, a traditional boundary following is improved by using a new algorithm with a criterion to control search. A describes symbols method is proposed by use Fourier coefficient. The way how to calculate these coefficients from chain code is given. Then the calculation formula is further ameliorated. And how to extract shape feature invariant from Fourier coefficient is introduced also.

为此，本文利用带搜索控制准则的新边界跟踪算法改进了传统的边界跟踪算法，提出了用傅立叶系数描述符号，给出了如何由链码计算傅立叶系数，并对计算公式作了进一步改进，以及由傅立叶系数提取形状特征不变量。

At last, the envelop of geometry coefficient is drawn, and the Fourier formula coefficient is given.5. Study of wind-induced interference effects on three adjacent cooling-towers.

绘制了不同风向角下体型系数沿环向分布的包络线，并给出了包络线的傅立叶展开式系数。5、冷却塔三塔干扰的研究。

The wedge feature maximum of Fourier coefficient gives the direction of every texture layer of X-ray tyre image; the algorithm will map the ring feature maximum of Fourier coefficient to the scale parameter of gabor filter, and then automatically search the refined scale and accurately direction parameters in the guide line of energy convergence.

根据这些特点，提出了一种方向Gabor滤波器参数的自动选取方法。根据楔特征人工指定纹理的大致方向，算法将环特征映射到Gabor滤波器的尺度参数，并按能量收敛原则搜索最好的尺度和纹理的准确方向。

According to actual condition, a model of wall thickness of rotary kiln is established. The constant coefficients in the model, including thermal conductivity, heat transfer coefficient, Fourier coefficient and contact resistance, are closely calculated. A formula of contact resistance is draw from a great deal of data of surface and inner temperature of rotary kiln. The wall thickness of rotary kiln is simulated by MATLAB. The simulation result is transmitted from MATLAB to DELPHI through a group of interface functions compiled by VC++. The basic graphs-circle and line are analyzed by the means of the technique of Visualization in Scientific Computing and the Bresenham arithmetic, and are realized the visualization of the wall thickness. The contents of communication between master computer and slaver computer are designed and the error control technique, the idea of multi-thread and the embedded assembly language are applied to realize the temperature data transmission and graph transmission, which largely improved the speed of transmission and the reliability and stability of system.

建立了符合现场实际的回转窑壁厚数学模型；结合现场采用红外测温仪测量所得的温度数据和回转窑的实际结构数据，确定出适合该模型的定常系数(包括导热系数、换热系数、傅立叶系数、接触热阻等)，并得出与回转窑工况的相近的接触热阻公式ln=T~(0.5154)-36.7868；利用MATLAB软件仿真出回转窑壁厚，并将运算结果通过在VC++的编译环境下编译出MATLAB和DELPHI的接口函数传输到该监测系统中，实现了温度数据的转换和交换；运用科学计算可视化技术和Bresenham扫描转换算法对基本图形——圆和直线进行分析，从而实现了仿真后的壁厚数据可视化；在研究异步串行通信方式的基础上，设计了该系统上下位机功能和通信内容，并运用差错控制技术、多线程思想以及嵌入式汇编语言实现了温度数据和图形数据在上下位机之间的远程传输，提高了数据传输的速率和系统的可靠性、稳定性。

Indicated according to the near two year gauge block anti-curved experiment, when the design intensity takes 435 N/mm2, under the normal running condition the reinforcement stress probably is 343 N/mm2, the corresponding average crack opening approximately in the 0.14~0.15mm scope, if takes 1.66 to multiply the big coefficient, the short-term maximum crack opening reaches 0.24mm, considered the long-term function rides 1.5 to multiply the big coefficient again, final crack opening approximately in 0.36mm.

根据近两年对板的抗弯试验表明，当设计强度取 435 N / mm2，正常使用状态下钢筋应力大约为 343 N / mm2，对应的平均裂缝宽度大约在0.14～0.15mm 范围，如取1.66倍增大系数，短期最大裂缝宽度达 0.24mm ，考虑长期作用再乘1.5倍增大系数，最终裂缝宽度大约在0.36mm 。

The Genii coefficient is established to evaluate the allocation scheme. The results show that the Genii coefficient of all indices are below 0, 2 and the allocation is equitable for every district.

应用经济学中衡量收入公平的基尼系数概念，对分配结果的公平性进行评估，给出综合体现社会性、经济性和历史性的水环境容量分配方案。

If average values before or after catastrophe point when the pressure at both ends reduces exceed the threshold value, judging that there is leak and positioning: calculating approximate wavelet transformation coefficient of pressure data at both ends, initializing searching interval, calculating a signal time delay value corresponding to approximate wavelet transformation coefficient in the searching interval from maximal scale N; converting the time delay value under scale N to that under N-1 by geometric proportion relation; updating the searching interval, repeating above processes until the scale is 0 and positioning based on the time delay value.

若两端压力下降突变点前后的均值变化均超过阈值，判定有泄漏并进行定位：计算两端压力数据的近似小波变换系数，初始化搜索区间，从最大尺度N开始在搜索区间内计算对应近似小波变换系数的信号时延值，利用等比关系将尺度N下的时延估计值转换为N-1下时延估计值，以该值更新搜索区间，重复以上过程至尺度为0，以此时延估计值进行定位。

Then the ductility demand spectrum, which comprises a group of ductility coefficients or yield strength coefficient versus natural period curves for different yield strength coefficient or ductility coefficients are obtained.

在分析总结几种常见的非线性静力分析侧向力分布形式的基础上，提出两个基于多自由度体系振型的侧向力分布计算方法：30％方法和部分SRSS方法。

The friction coefficient and wear coefficient of resin depended on the content of hardener and independent the content of active dilution.

实验中发现，线性酚醛环氧树脂固化物的摩擦磨损性能与固化剂的结构和用量紧密相关，低于理论计算用量的固化剂与线性酚醛环氧树脂生成的固化物具有更低的摩擦系数和更强的抵抗磨损的能力。

The flow field of the PCCP pipeline is simulated, so the head loss and resistance coefficient are calculated which are consistent with the test data. Additionally, other pipelines of different diameter are also simulated, and the resistance coefficient's law along with the diameter is carried out.

对PCCP管道中的水流流场进行数值模拟，计算并求解出管道的水头损失和阻力系数，与模型试验取得了较为一致的结果；另外，还对不同管径的管道进行了模拟，得到了阻力系数随管径的变化规律。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。