加权
- 与 加权 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The definition of phase congruency does not provide good localization as this function only varies with the cosine of phase deviation.
在新的定义式中,引入了噪声补偿因子,频率扩展加权函数,对相位偏差引入了修正部分。
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With the modified method, the focal field of WSRT telescope was computed. Based on the result, the dense focal plane array was designed for the telescope. The weights of focal plane array were given by the conjugate field method and the far fields of WSRT were computed.
采用改进的算法计算了WSRT望远镜的焦面场,并根据计算结果设计了WSRT望远镜的致密焦面阵结构;用共轭匹配法对阵列单元加权、计算相应的远场方向图,并与采用单个馈源时的远场方向图作比较。
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It takesthe weighted average of the L2 norm of the difference of the observation and thesolution of the system and the L2 norm of the difference of conormal derivativeat the different sides of the interface for every subdomain as cost functional andthe smooth coefficients of the subproblem and the value of solution of the originalproblem at interface as identification parameters;Using the property of continu-ous functional defined on compact set,the existence of the optimal solution of theidentification problem is proved;The necessary conditions of optimality charac-terized by the system equation,the adjoit equation and the variational inequalitysimultaneously are given by introducing the conception ofdifferential andadjoit variable;An algorithm is devised and its flow graph is given.
其次,针对分片光滑动力系统的特征,结合正演过程的区域分解算法,建立了分片光滑系统的分解区域参数辨识模型,该模型以子区域上解的实测值与计算值之差的L2范数和界面两侧的通量差的L2范数的加权平均作目标泛函,各子问题的光滑系数及界面上真解的值为待辨识参量;利用紧致集上连续泛函的性质,证明了子区域上参数辨识问题最优辨识参量的存在性;引入微分的概念,借助伴随变量,给出了由系统方程,伴随方程和变分不等式共同表征的最优性必要条件;根据此必要条件设计了算法,给出了算法的程序框图。
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By the doubly-robust property, the estimator is consistent if either the selection probability model or the joint distribution of covariates is correctly specified.
此双稳健性质保证只要选择机率模型或是共变数的联合分配是正确的情形下,扩大逆机率加权估计量是具一致性。
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Based on spatial contiguity and pixel comparability, a method was proposed which combined microscanning with weighted interpolation technique.
从空间邻近度和像素相似性角度出发,提出了微扫描和基于梯度特征加权插值技术相结合的方法。
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A continuous interval argument OWG operator is introduced and applied, together with C-OWA operator, to transforming the incomplete uncertain judgment matrices into the expected value complementary judgment matrices. Then, a method for group decision making with various types of incomplete judgment matrices is developed.
利用连续区间数据有序加权平均子和C-OWG算子等转化途径把不同类型的残缺不确定判断矩阵均一致化为残缺期望值互补判断矩阵,进而提出一种基于不同类型残缺判断矩阵的群决策方法。
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The pressure oscillation which can t be tested by continuity equation is prevented by means of a special averaging procedure of contravariant velocity components on control volume faces.
提出了在贴体坐标系中非交错网格的SIMPLE 算法,通过对控制界面上的逆变速度分量作特殊加权平均处理,可避免在非交错网格中产生压力波动而连续性方程又无法检测出来的问题
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Methods According to the weekly influenzalike illness consultation rate of fourteen sentinel hospitals in Guangdong province from 2004 to 2006,the surveillance data of 2007 were fitted into models for early warning of inflecenza with three methods including control chart method,historical limit method and exponentially weighted moving average method.
采用2004~2006年14所哨点医院门诊每周就诊的流感样病例占门诊病例总数百分比数据,使用控制图法、历史限法和指数加权移动平均法,对2007年的流感样病例就诊百分比数据进行拟合,分析早期预警的效果。
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In the third chapter, we study the approximation and weighted approximation for a kind of generalized Baskakov operators of two-variable. Using different weight functions, we discuss the convergence on weighted space of polynomials and rate of convergence with Jacobi weight for this kind of two-dimensional product-type operators, which extends the results of one-dimensional operators.
第三章研究一类二元广义Baskakov算子的逼近及其加权逼近,主要针对于不同的权函数讨论了这类乘积型的二元算子及其导数在多项式权空间上的收敛性和加Jacobi权的收敛阶,把一元的结果推广到多元的情形。
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But in our method, the reference function value of the iteration point is defined by a special weighted average, i.e., a convex combination of all previous function values.
而在此算法中,迭代点的参考函数值为一特殊的加权平均值,即前面所有点函数值的凸组合。
- 推荐网络例句
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It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发,分析对称连杆曲线上鲍尔点的产生条件,提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
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The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品,年生产总值3000万美元,产品价廉物美、选料上乘、质量保证,深受国内外客户的青睐
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The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很,以良性病变为主。