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In order to improve the dynamic performance of traditional modified low-pass filter, a new MLPF algorithm is proposed.

为提高传统的改进低通滤波器的动态性能,提出一种新型改进低通滤波算法。

Secondly, the quality loss model of the quality control, quality problem tracing back and the quality improvement is constructed, which minimizes the quality loss in quality control system. The quality loss model combined with Duncan model and Taguchi quality loss model is studied, the control parameters such as the upper control limit and the lower control limit are computed for the quality control in manufacturing. The Taguchi quality loss model is improved with the fuzzy theory, and the validity of the quality loss model is validated by the instance of the principal axis quality control.

2构建了产品质量控制、质量问题追踪和质量改进的质量损失模型,使质量控制系统运行过程中质量损失最小;研究了由Duncan模型和田口质量损失模型相结合的质量损失分析模型,为过程质量控制提供了上下控制限等参数,利用模糊理论对田口质量损失模型进行了改进,并通过主轴质量控制实例验证了质量控制损失模型的有效性。

Both LDPC codes and OFDM technology are studied in this paper. The working and the results obtained are summarized as follow:1. The definition of LDPC codes and its coding/decoding ideas are systematically summarized, a general algorithm of changing any parity-check matrix to lower triangular form, which is suitable for quick encoding, is given out, along with a girth checking algorithm. Absolutely random LDPC codes construction is improved, a new half random construction of LDPC codes with linear time coding and no 4-cycles is brought out.

系统地阐述了低密度校验码的定义及编译码原理,提出了一种将任何校验矩阵变换成适于快速编码的近似下三角形式的通用算法及一种围长检测算法,对完全随机的校验矩阵构造法进行了改进,提出了一类消除4环且可近似线性编码的校验矩阵半随机构造法,仿真表明,在高编码效率情况下,改进后的半随机构造法,其性能稍优于完全随机构造法,并可以线性时间编码,因此更适合实际应用。

By this control system and the software, we achieved the AFM image of CD-R substrate. The meliorative AFM control system and the software can be used to test the distribution of the magnetic domain on samples.

实验得到了CD盘基的图像,由于AD/DA卡的分辨率限制,改进的原子力显微镜系统的分辨率不高,但是对于基于AD/DA卡控制系统的原子力显微镜的实验是一个很好的尝试,为改进此针尖扫描式原子力显微镜使其能检测样品的磁畴打下了基础。

Fora special model having identical marginal distribution, this paper givesthe sufficient statistics, whose properties are studied.

对于边缘分布相同的情形,本文给出了充分统计量并讨论了它的性质;对两个参数各提出了一个无偏估计并采用协方差改进法分别对其作了改进

According to Floquet theory and transition curves of Mathieu equation, two different modified strained parameter methods are compared on precision of periodic solutions. The effect of viscous damp on parametrical rolling stability is analyzed with the modified strained parameter method.

根据Floquet理论和方程的稳定性过渡曲线,比较2种不同改进变形参数法的求解精度,利用改进变形参数法来分析黏性阻尼变化对参数横摇稳定性的影响。

Experiment in this paper validates the convergence of the improved Mean Shift algorithm, contrast convergence rate of improved Mean Shift algorithm with convergence rate of traditional Mean Shift algorithm.

本文的实验也进一步验证了改进的Mean Shift算法的收敛性,并对比了改进前后的Mean Shift算法的收敛速度。

On the basis of the improved structure and under the premise of meeting specification requirement, the light steel door-truss structure is optimally designed by changing, cycle checking and gradually reducing the cross section size of overall structural member with the ANSYS parametric design language. The mechanical properties such as changes in stiffness, strength and stability of the optimized structure are completely analyzed under three load cases.

基于改进结构,在满足相关规范的前提下,利用ANSYS软件的参数化命令流语言(ANSYS parametric design language, APDL),通过改变结构杆件截面尺寸,对整体结构杆件的截面采用循环校核、递减尺寸,并对轻钢门式桁架结构进行优化设计,分析了优化结构在3种荷载工况组合条件下的整体刚度、强度及稳定性等力学性能的变化,给出了改进前后与优化前后结构的力学特性对比。

Parameters simplification of dynamic relaxation method is an improvement of the traditional method, and the increment of iteration is so small that this promoted method is worthy of further studying.

参数简化的动力松弛法是对传统动力松弛法的改进,而计算迭代次数比原来提高不多,因此,本方法值得尝试与进一步研究改进

And two ameliorative methods, which are important to improve the facture quality, are brought up: amelioration of instruments and reshaping the laser beam. As its advantages of exactitude and cheapness, this new method can be widely used in the area of semiconductor's minuteness machining.

通过对腐蚀孔的横向与底面形状的分析,从改进实验装置和进行激光束空间整形2方面提出了改进的方法,对提高掩膜投影法的加工精度具有重要意义。

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推荐网络例句

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面,更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值,分为几个相等的区间作为横轴,并将各区间内所测定值依所出现的次数累积而成的面积,用柱子排起来的图形,也叫做柱状图。

You rap, you know we are not so good at rapping, huh?

你唱吧,你也知道我们并不那么擅长说唱,对吧?