查询词典 descent method

Considering that our algorithm also released the restrictions added on the input matrix in CHTB method and it is of lower computational complexity comparing with CHACM method, our algorithm is one of the good candidates for the computation of the minimal polynomial of a polynomial matrix.

本文提出的算法具有这样的优点：既去掉了CHTB方法的限制条件，又具有比CHACM方法更低的计算复杂性。

When the result, calculated by the method of compensation for the removal cost, is different from that of the method of minimizing the unit cost, we should choose the larger one.

如果用通过转移成本补偿的方法计算得出的结果，不同于最小化运输成本方法得出的结果，我们应当选择结果较大的那个。

A new static image reconstruction method for EIT based on genetic algorithm is proposed in this dissertation. It is quite different from the traditional modified Newton-Raphson iterative method based on minimizing the object function.

本文提出一种基于遗传算法的静态EIT图像重建方法，它完全不同于传统的基于目标函数梯度或高阶导数信息的Modified Newton-Raphson优化迭代算法。

By analyzing the characteristics of products and the production in mass customization,we discussed the modular group scheduling problem,and presented a heuristic method for minimizing the weighted tardiness.The method involved the identification of bottleneck operation,and the optimization of both of the production cost and the delivery performance.

基于对大规模定制生产模式的产品与生产特征的分析，描述了面向大规模定制的模块工件成组调度问题，提出了以识别瓶颈工序为基础的最小化加权拖期成组调度启发式方法，实现了生产成本与交货期的优化。

Firstly,an edge detection method based on Facet model is used to extract the sub-pixel edges.Secondly,the method of minimizing distance search is studied to separate and sort the edge of the measured object.

首先采用基于Facet模型的边缘检测算法提取亚像素边缘，然后通过最小距离搜索法分离出待测目标的边缘点并排序，最后利用离散化的格林公式计算面积。

Study and Application on The Index Weighting Method of Minimizing Deviations;2. This paper puts forward an index weighting method of minimizing deviations in multi-attribute decision-making.

提出了一种用于多属性决策中的最小偏差指标赋权方法，该方法将主观和客观两类权重信息相结合，既充分利用了客观信息，又尽可能地满足了决策者的主观意愿。

This article studies the conception of safe oxygen content by theoretical and experimental researches, and discusses the simple method to decide minimum oxygen density and critical value of oxygen density by chemical calculation and graphing method, and elementarily analyses the connection between minimum oxygen density and critical value of oxygen density.

理论上分别通过化学计算法和作图法探讨了最小氧浓度和临界氧浓度的简单确定，并初步分析了最小氧浓度与临界氧浓度的关系。

For the problems of fuzzy comprehensive evaluation,an improved method is proposed which is base on the deviation method of minimum membership degree with weighted proportional means.

并且针对已有模糊综合评判方法存在的问题，提出了一种基于最小隶属度加权平均偏差法的改进方法。

This invention relates to MIMO test method in a multi-user MIMO radio communication system including: estimating the channel matrixes of all users at the base station, computing an orthogonal projecting matrix M of the interference matrix of each user and transmitting M to each user periodically, receiving data sent by the base station at the user end and getting the orthogonal projecting matrix M from the received data, transforming the MIMO test of a desired user to the minimum value of a K-element secondary convex function, in which, K expresses the number of sending antennas and getting estimation of the test data by a ball test method.

一种多用户多输入多输出无线通信系统中的MIMO检测方法，包括步骤：在基站估计所有用户的信道矩阵；计算每个用户的干扰用户矩阵的正交投影矩阵M，并将每个用户的正交投影矩阵M定期发送给每个用户；在用户端接收基站发送的数据，并从接收的数据中得到正交投影矩阵M；利用正交投影矩阵M将期望用户的MIMO检测转化为K元二次凸函数的极小值，其中K表示对期望用户而言，发送天线的个数；利用球检测的方法，得到检测数据的估计。

The reagents for a standard skin test should include penicilloyl determinant, penicillin G, other minor determinant mixture, positive control agent, and negative control agent. Skin test should be done by prick method first and then by intradermal injection method if the results of prick test are negative.

标准盘尼西林皮肤试验需准备五种试剂［penicilloyl determinant、盘尼西林、及其他的minor determinant mixture、阳性对照试剂、及阴性对照试剂］，依次以针刺及皮肤内之方式进行试验。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。