1) dynamic subspace tracking
动态子空间跟踪
1.
In this paper we focus at the point that number of users is changed, which cause the change of signal subspace s rank, and propose a dynamic subspace tracking method based on the idea of basis rotation.
本文针对 CDMA系统的用户数目发生变化 ,从而导致信号子空间维数变化的情况进行分析 ,提出一种基于基旋转的动态子空间跟踪算法。
2) Subspace tracking
子空间跟踪
1.
A robust subspace tracking method in impulsive noise environment;
一种脉冲噪声中的韧性子空间跟踪方法
2.
A semi-blind multiuser projection receivers based on conjugate gradient and subspace tracking;
基于子空间跟踪和共轭梯度的半盲多用户投影接收机
3.
Blind multiuser detection over multipath channels based on subspace tracking;
多径信道下基于子空间跟踪的盲多用户检测
3) subspace tracking algorithm
子空间跟踪算法
1.
A novel recursive subspace method is presented for pseudo-modal parameter identification of time-varying structures based on projection approximation subspace tracking algorithm.
基于投影估计子空间跟踪算法提出了一种新的可用于时变结构模态参数识别的递推子空间方法。
5) dynamic tracing
动态跟踪
1.
A Unix Security Auditing System Based on Dynamic Tracing;
基于动态跟踪技术的Unix安全审计系统
2.
Research and Implementation of Active Defense System Based on Dynamic Tracing;
基于动态跟踪的主动防御系统的研究与实现
3.
In order to give a dynamic tracing and immediate monitoring to trucks,get the maximum improvement of the transportation efficiency and management level of road transport industry,utilize the dynamic tracing system better,and increase the science and technology content and competence,this paper provided some resolving plans of applying the dynamic tracing system in different transport industries.
为了实现对货运汽车的动态跟踪、实时监控,最大限度地提高货运企业的运输效率和管理水平,更好地应用动态跟踪系统,增强货运企业的科技含量和竞争力,提出了汽车货运企业应用动态跟踪系统的解决方案。
6) dynamic track
动态跟踪
1.
This paper, proceeding from the developmental actuality and the existing main problems of Computer-Aided Instruction (CAI), shows an intelligent emulation teaching model (I-ETM) that has the functions of dynamic tracking and intelligent leading, discusses the main technology of implementing the model, and points that the network remote education is the direction of information social development.
从计算机辅助教学的发展现状及存在的主要问题出发,提出了具有动态跟踪和智能引导功能的智能仿真教学软件模型。
2.
Moreover some related key technology such as dynamic track,method of distinguishing direction and distortion correction for dual galvanometer scanning has been discussed.
对应用于此系统的动态跟踪、辨向方法和双振镜系统校正等关键技术作出分析和实践研
3.
Real forecasting of slab temperature was achieved through dynamic tracking of slab position in reheating furnace at different time.
模型系统分别与一级、三级系统通信,实现了坯料在加热炉内各位置、各时间段内的动态跟踪以及温度的实时预报。
补充资料:亏子空间
亏子空间
eficiency subspace ^ defect subspace, defective subspace
亏子空间【山反妇娜田加,ce或山免以s而p暇,山丘尤tivesubspaCe;八e中eKTooe no皿n一oeTpaoeT.1,算子的 算子A,二A一又I的值域兀二{y=(A一又I)x:x任D,}的正交补D,,其中A是定义于Hilbert空间H中的线性流形D,上的线性算子,而几是A的一个正则值(正则点).这里,一个算子A的正则值(比孚血r从司ueofanoperator)理解为参数又的一个值,使方程(A一又I)x二y对任何y有唯一的解,而算子(A一又I)”是有界的,即A的预解式(~l-瓤)(A一又I)一‘有界.当又变化时,亏子空间D*也随着变化,但是对属于A的全部正则值构成的开集的一个连通分支的一切之,亏子空间D*的维数是相同的. 如果A是一个具有稠密定义域几的对称算子,它的正则值的连通分支是上半及下半平面.在这一情形下,D*一{x任D矛:A’二一Ix},其中A’是A的伴随算子,而亏量叭二djln只及。一dimD一,均称为算子A的(正的及负的)亏指数(由反记ncy indi-渭of an opemtor).此外 D,·=D,OD:①D_,,即D,·是D,,D‘,D_,的直和.因而,如果n十=作_=O,那么算子A是自共扼的;否则,一个对称算子的亏子空间便刻画了它偏离一个自共扼算子的程度. 亏子空间在构造对称算子到极大算子或自共扼算子(超极大算子)的扩张中起着重要作用.[种比,工圆粼出阴摹丁即牛脚粤LI七g切以J仙‘Ulano拌rator)的定义不十分正确而应理解如下.值又是A的一个正则值,如果存在正数介=k(劝>O,使得对一切x6几,}(A一久I)x]})kl{xj}成立.在这种情形下,A一又I的核仅由零向量组成,且A一又I的象是闭的(但不必等于整个空间).王声望译
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参考词条