他的工作也从数学上更严格地解决了另一个统计物理学问题,即高度组织的系统,比如压缩气体是如何快速发散并达到其平衡态?
It brings rigor to another question of statistical physics: How quickly does a highly organized system, such as compressed gas about to be released, reach its disordered equilibrium state?
系统在“状态深阱”内将发散。
外分泌汗腺由交感神经系统控制,当身体温度升高时分泌水分至皮肤表面,蒸发散热。
Eccrine sweat glands, controlled by the sympathetic nervous system, use evaporation to cool the skin by secreting water when body temperature rises.
本文提出了一种选主元迭代法。对一类发散的线性系统讨论了其收敛性,并举例说明之。
In this paper, We developed a select main element iterative method. For a class linear system of divergence discussed convergence, and illustrate by examples.
对于一维电子系统来说费米液体理论也不是一个好的模型,因为当应用多体微扰讨论时有红外发散,使这种最常用的方法失效了。
But it's not a much appropriate model on one-dimensional systems because of infrared divergences when many-body pertebation theory is used, thus this normal solution failed.
导致发散的原因很多,其中很重要的原因就是缺乏对系统噪声和测量噪声统计特性的了解。
There are many reasons to cause divergence. One of the most important reasons is due to the unknown statistical properties of system noise and measurement noise.
系统在“状态深阱”内将发散。
激光雷达系统的作用距离由下列因素决定:脉冲能量、脉冲宽度、光束发散角、大气衰减、目标反射率和接收机灵敏度等。
The operating distance of a laser radar system is determined on pulse energy, pulse width, beam divergence angular, atmosphere attenuation, target reflection, receiver sensitivity and so on.
扩束镜是一种由两个或多个元件组成的光学系统,它能改变光束的大小和发散特性。
The beam expander is an optical system composed by two or more components. It can change the size and divergence characteristics of the beams.
系统发射的探测光束发散角较大时,信噪比较差,且光束扫过点目标可能出现条纹状信号过程。
For large probe beam divergence the SNR is relatively poor, and even a streaky signal process is predicted if a point target is scanned across.
探讨这种发散纤维透镜用作激光束变换元件的设计原理以及在望远镜式扩束型光学耦合系统中的应用。
The design principle of this defocusing fiber lens used as laser beam transforming device and application in an expanded beam coupling system are discussed.
对发散光束抽运的光参量啁啾脉冲放大器的增益带宽进行了系统的理论研究。
The gain bandwidth of optical parametric chirped pulse amplification pumped by divergent beams has been theoretically studied.
这种基于整体测量系统的校准模型使得校准参数相互关联,容易造成校准过程发散。
The calibration model based on the whole measurement system makes calibration parameters inter-correlative resulting in emanative calibration process.
系统建模是卡尔曼滤波的基础,系统模型不准确带来的验前数据误差,使滤波器精度降低,可能造成发散。
System model is the foundation of Kalman filter. The nondeterminacy of system model brought on apriori data error, as the low precision and the diverge of the filter.
系统包括用玻璃精制而成的反光镜和发散透镜。
The optical system consists of glass reflector and divergent lens.
所提出的基于相对导航的多平台INS误差联合修正方法有效地减缓了编队系统的INS误差发散速度。
The joint correcting method of multi-platform INS errors based on relative navigation effectively slows down the divergence speed of INS errors of a formation system.
由于系统本身和外部条件的不确定性,很难对系统各状态进行准确的数学描述,造成滤波器不稳定甚至发散。
Due to uncertainty in both system itself and the circumstance condition, it's difficult to take an accurate mathematics description of every state of the system.
探讨了模态区间方法在解决不确定参数系统动力特征值问题中的应用,研究了区间方程求解的解区间的发散问题和收敛速度问题。
Discuss the using of modal interval theory in solving the dynamic eigenvalue of uncertain parameters system. Research the divergence problem of solving interval and convergence rate problem.
鉴于常规卡尔曼滤波算法组合导航系统数据融合算法中,存在易于发散的缺陷,尝试将遗传优化人工神经网络引入组合导航系统中。
As the conventional Kalman filter is liable to get divergence in integrated navigation system data fusion, an artificial neural network based on the genetic algorithms was applied in the system.
针对将大发散角LED的光高效会聚到光纤接收端面的需求,提出了一种椭球面和聚光透镜组合光学系统设计的思路。
With large divergence Angle LED light efficiently converges at the optical fiber receiving end demand, an ellipsoid and focusing lens combination optical system design method is proposed.
对于有模型误差的惯导系统,采用常规卡尔曼滤波会导致较大的状态估计误差,甚至使滤波器发散。
For the inertial navigation system with model errors, there exists a large error in estimating a state using conventional Kalman filter, and it can even make the filter diverging.
此系统由一块直棱镜(三角形楔)组成,入射光产生折射并发散,这样使得入射光的扩散更加广泛。
The system consists of a panel of linear prisms (triangular wedges) which refract and spread the incoming light to produce a more diffuse distribution.
反斯托克斯·拉曼背向自发散射的放大效应抑制了单模光纤中的相干噪声,改善了系统的信噪比。
The coherent noise of single mode fiber is restrained by the amplification effect of anti Stokes Raman backscattering, and the signal noise ratio of sensor system is improved.
采用单透镜准直系统进行发散角的压缩。
A single collimating lens has been designed to reduce the Angle of divergence.
结果表明:该自适应滤波算法可以有效地抑制滤波发散,增强了系统对环境的适应性。
The result shows that this algorithm can restrain the divergence effectively and has enhanced adaptive ability.
本文通过对位置伺服系统的学习控制的实验研究,提出系统滞后是学习控制过程发散的主要原因。
Through the experimental research of the learning control on the position servo system, this paper presents the idea that the response delay is a main cause of divergence in learning control process.
对ERT系统的多种激励模式作了介绍和特性比较,主要从敏感场的敏感性和发散性两个指标衡量各种激励模式的性能。
Various exciting modes of ERT system are introduced and compared in characteristics, and the performance of each mode is mostly judged by the sensitivity as well as the divergence of sensing field.
在水下被动目标跟踪系统中,直角坐标系下的扩展卡尔曼滤波器容易发散而导致滤波精度很差。
Concerning the problem to instability and low accuracy of the passive filter on bearings-only target tracking, a modified adaptive Extended Kalman filter algorithm on polar coordinate is presented.
若按无时滞时的控制设计对时滞系统进行控制,系统响应有可能出现发散。
System instability may possibly occur if the control law designed in the case of no time delay is used for the control system with time delay.
若按无时滞时的控制设计对时滞系统进行控制,系统响应有可能出现发散。
System instability may possibly occur if the control law designed in the case of no time delay is used for the control system with time delay.
应用推荐