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Aiming at the characteristic of degree of freedom in multiple input multiple output radars, a scheme for multi-target identification and localization using a monostatic MIMO radar system with L-shape arrays is proposed, as well as the MIMO-Capon method based on Capon waveformer is presented.

针对多输入多输出(multiple input multiple output, MIMO)雷达的自由度特性,提出了一种单基地L型阵列MIMO雷达的空间多目标分辨和定位方案和基于Capon波束形成器的MIMO-Capon二维空间谱估计方法。

Aiming at the characteristic of degree of freedom in multiple input multiple output radars, a scheme for multitarget identification and localization using a monostatic MIMO radar system with L-shape arrays is proposed, as well as the MIMO-Capon method based on Capon waveformer is presented.

针对多输入多输出(multiple input multiple output, MIMO)雷达的自由度特性,提出了一种单基地L型阵列MIMO雷达的空间多目标分辨和定位方案和基于Capon波束形成器的MIMOCapon二维空间谱估计方法。

Because of the presence of the difference of the gray value and the distortion between the object image and the reference image, traditional matching method will be degraded. We need more useful characters. Eigenspace approach is a promising candidate for an appearance-based object representation.

文中提出基于奇异值分解的跟踪算法,算法首先建立模板图像训练集合,利用奇异值分解方法,张成模板图像特征空间,然后求出模板图像在特征空间里的投影值,代替传统算法中灰度对两幅待匹配图像进行的全局搜索定位。

While the idea and the prototype of the three-degree-of-freedom motor came into being, it is more convenient to realize the motion of the robot joint where the demand on workspace is low but three DOF is required. It also combines the merits of simplified system construction, minimized machine volume, improved dynamic and static performance with high position accuracy.

三自由度球形电机设计概念及样机的出现,使得机器人关节的空间三维运动可以在一个较小的工作空间中完成,简化了系统结构,减小了机构体积,有利于提高系统的动、静态性能和定位精度。

The model of the thesis s forecasting method is synthetical use of experience model method and mine-reserach information adding power model method of mineral resources assessment based on GIS. It use several kinds of analysis means for multi-sources data. Firstly the gold-research prospective domains of this area are forecasted through the spatial query and ana-lysis by means of GIS,based on geological and mineral information of thearea, synthesizing geochemistry anomaly information. Gridding inserting value transforms geochemistry data of sampling point of the south of Acixiarega from scattering data to grid data by means of the development of Delphi and Mapobjects, using distance reciprocal inserting value method. After deposit orientation analyse and spatial overlapping analysis by means of CIS, the gold-research prospective domains of the area are forecasted.

本文所建立的预测方法模型是基于GIS矿产资源评价方法的经验模型法及找矿信息加权模型法的综合使用,对多源数据采用多种分析手段,先以研究区1:5万区域地质资料和矿产资料为基础,综合地球化学异常资料,通过Mapgis的空间检索与分析,做出全区成矿有利区分布图;而阿次夏热嘎南部地区离散的采样点的地球化学数据,是采用面向对象编程语言Dephi与GIS控件Mapobjects为开发工具,运用距离倒数插值法进行插值网格化,从而将离散的数据转换为栅格型数据,矿床定位分析、GIS空间迭加分析,预测出该地区成矿有利区。

Taking Changling County, Zhenlai County and Da'an City of Jilin Province as researchareas, based on remote sensing data, graphics operation and spatial analysis are carried out indifferent points of views, including temporal, spatial, scale and landscapeetc; all aspects analysis of this dissertation are abstractively expressed by digital graphics andseries of curves which are not stick to one pattern to discussing multi-dimension andcomplicated attributes of the salinized process. Linking up temporal-spatial characteristicswith landscape indices while combining mathematics model and Geo-informatic TUPUmodel, this dissertation puts forward the fundamental frame: temporal-spatial evolvementpattern, spatial extension process analysis and landscape characteristics analysis of salinizedland. Temporal-spatial evolvement pattern analysis extracts the essential quantity features andtransformation modes of salinized land, and also analyzes patches spatial geometricalparameters scale feature; spatial extending process analysis discusses the change rate andecological modes; landscape feature analysis utilizes landscape graphics indices to describesalinized land microcosmic graphics features and changes.

信息图谱模型为土地盐碱化研究提供了一种谱系化、定量化与定位化相结合的研究方法,本文选取吉林省西部盐碱化典型区域长岭县、镇赉县、大安市作为研究区,以遥感影像为基础数据,在GIS技术支持下,从时空变化、尺度效应、景观特征等多个角度对盐碱化土地进行图形运算、空间分析,通过不拘一格的数字化图形、曲线系列抽象表达出不同维度上的特征与规律,探讨土地盐碱化过程的多维性与复杂性,将盐碱化土地时空特征与景观特征衔接、数学模型与图谱模型结合,以盐碱化土地时空演变基本模式、空间扩展过程和景观特征分析为框架构建盐碱化土地信息图谱模型研究体系,发挥图谱模型数据挖掘、知识发现的特长,将宏观动态变化与微观特征相联系,进一步挖掘土地盐碱化过程与人类活动影响的关系,为探索研究区盐碱化土地成因、过程,预测其未来发展变化趋势及其对环境影响提供相关科学依据。

Based on the space reconstruction projects that we actually participated and operated in 2004 to 2006 at Tugou village, this paper used the discussion of the value orientation of each case in community, and the observation plus self-examination among the operation process, as the disserted foundation to analyze the mode and value of self-reliance space in Tugou village.

本研究以笔者於土沟村2004年到2006年,实际参与操作、执行的空间改造计画,讨论各计画在社区中的价值定位,行动过程中的观察与反省,作为分析土沟农村空间自力营造的模式与价值的论述基础。

In earthquake location, the global search technique and the simplex step algorithm were used to find the source location with the minimum arrival time error completed in space domain. Thus, the results are stable, and avoid the non-linear effects in the process. The location results are better than the Geiger's method.

使用全局搜索方法和单纯形方法的定位技术在空间域直接寻找到使走时误差达到最小的震源位置,能得到稳定的结果,避免了问题的非线性的影响,定位效果通常好于常用的Geiger方法。

Based on the foundation of anatomizing the structure of robot, taking full advantage of parallel move performance of the double triangle boom of the rock-drilling robot ac-cording to the condition of the diversification of the boomend location brought by the change of each joint, integrating the knowledge of robot kinematics, an expert system is established to adopt the personate means, that is" the first toorientate the end, then to orientate the location "to realize the speediness orientation.

作者在分析凿岩机器人钻臂结构的基础上,利用钻臂的双三角支架的空间平移性能,根据各关节变化所引起的钻臂端部位姿的变化,综合机器人学中运动学知识,建立一个专家系统,采用拟人化的方案———&先定点,再定位姿&,解决凿岩臂的快速定位问题,以实现描述各关节位置的变量的快速逆运算。

In this thesis, we proposed a robust trilateration method to estimate Path Loss Exponent which stands for the signal attenuate rate for each reference node to target path by using two different frequency signals and the trilateration method. Then we used every PLE to calculate the corresponding distance and performed the trilateration positioning task using these distances. We also ran two simulations to evaluate our proposed method.

但另一方面,即使在同一空间中,却因为存在著许多变数而导致各个不同的路径都拥有自己的路径衰减指数,所以此篇论文我们提出先利用两个不同频率的讯号测得参考点到目标上的路径衰减指数后,再利用此数值做此路径的距离推导,最后再藉由三点定位法做出目标的定位。

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推荐网络例句

By using competitive adsorption of activated carbom to remove unfavorable influence of carbon in carbonaceous gold concentrate on leaching process, the leaching rate of gold concentrate can be improved to 88% as compared with 10%by direct cyanidation.

本文论述了利用活性炭竞争吸附作用,消除含炭金精矿中炭在浸出过程中的影响,使金精矿的浸出率可由直接氰化的10%提高到88%。

The only thing you're ever gonna be king of is King of the Stupids!

你只配做傻瓜的国王!

The first thing you're asked to do is to turn off the light.

你要做的第一件事是关掉灯。