In this paper, mean generating function is applied to the forecast of monthly runoff in a creative way . the forecast result proved that the mean generating function is a feasible method in monthly runoff forecast (3)创造性地将均生函数模型应用于入库月径流预测,得到了实用性较好的预测成果,丰富了径流中长期预测的理论和方法。
Secondly we study the properties of moment generating functions of probability measures, calculate its sub-differential by the convex analysis, use it to characterize the quasi-symmetric probability 本文研究了概率测度的矩母函数的性质,用凸分析的方法算出了矩母函数的次微分,并用此完全刻画了c.j.stone提出的拟对称概率测度的性质。
Later, professor liu wen studied the sequences of discrete random variables by combining the analytic technique with the approach of generating function and moment generating function and obtained a class of deviation theorems [ 10 ] ~ [ 121 后来,刘文教授把分析方法结合母函数和矩母函数的方法研究了离散型随机变量,得到了一类强偏差定理。
Later, professor liu wen studied the sequences of discrete random variables by combining the analytic technique with the approach of generating function and moment generating function and obtained a class of deviation theorems [ 10 ] ~ [ 121 后来,刘文教授把分析方法结合母函数和矩母函数的方法研究了离散型随机变量,得到了一类强偏差定理。
Some identitiess are important in function theory, combinatorial mathematics, analytic theory of number and other regions . in this paper, some combinatorial identities are proved based on binomial generating function 摘要一些恒等式在函数论、组合数学、解析数论等学科的研究领域中极为重要。以二项式作为生成函数,给出了几个组合恒等式证明。
In the second section, the discrete model is constructed that is based on the rule given in the first section . the analytic solutions of the mean lengths of the two queues are obtained by introducing the generating function 第二节在第一节给出的规则的基础上建立起离散模型,并得到两个队队长联合分布的母函数,最后求出此两队平均队长的解析解。
The logistics is a kind of newly arisen and modern servicing business, the logistics center city is not only the whole vital point of logistics of district, but also still has the economic extensive demonstration and generating function in district 摘要物流作为一种新兴的现代服务业,物流中心城市不仅是整个区域物流的枢纽,而且还具有对区域经济广泛的示范和带动作用。
By using conditional moment generating functions and differentiation of measures on a net, some limit theorems and a class of deviation theorems of multivariate function sequences of arbitrary random variables ralated to the conditional expectations are obtained 本论文利用条件矩母函数和网微分法,得到任意随机变量多元函数序列相对于条件期望的偏差定理和极限定理。
A strong deviation theorem of multivariate function sequences of arbitrary random variables is obtained by using moment generating functions and differentiation of measures on a net . and a strong deviation theorem of discrete information sources is obtained 本论文利用母函数和网微分法得到任意随机变量多元函数序列的强偏差定理;及一个对离散信源普遍成立的强偏差定理。
Based on an analysis of the nature of wavelet analytical technique and the property of wavelet generating function, the authors took into account the characteristics of signals to be analysed and then posed a method for selecting wavelet generating function 摘要在分析小波分析技术的本质和小波母函数性质的基础上,考虑待分析信号的特性,从而给出一种小波母函数的选取方法。