The method can realize time variant merging automatically, result in simultaneous corrections both for phase and amplitude and avoid the influence of noise.
此方法可自动实现时变拼接,达到相位和振幅同时校正,而且能避免噪声的影响。
The delay-coordinate method is adopted to reconstructed the space phase, and to analyze the single time series in the non-linear systems and resume the nonlinear kinetics characteristics.
采用延迟坐标状态空间这种相空间重构方法,对非线性系统中的单一时间序列进行分析,从中恢复出系统内部存在的非线性动力学特性。
On the basis of this method, and taking advantages of the methods-time-domain translation as well as the window length change, the uniform formula for the phase difference correction is derived.
在此基础上,将窗中心平移法与时域平移和改变窗长法综合应用,推导出相位差校正的统一公式。
Aiming at the abnormity of the phase and groove number, hardware redundancy and difference method is used to forecast time series and the problems are resolved.
针对定位传感器应用中相角和齿槽数信号异常的问题,利用硬件冗余和差分法进行时间序列预测,解决了该类问题。
A noise reduction method in nonlinear time series based on phase reconstruction and manifold learning was proposed.
提出了一种基于相重构和主流形识别的非线性时间序列降噪方法。
Based on the method and combined with other techniques, frequency, period, time interval, phase and many other signals can be measured accurately.
该方法可被广泛地应用于高精度频率、时间及相位等信号的测量。
PGA algorithm based on radar echo signal is one method of estimating and correcting phase error in time domain, and its algorithm is simple to use.
基于雷达回波信号的PGA算法是在时域估计和校正系统相位误差的一种方法,算法较简单。
Time delay method was used to reconstruct the phase space of underwater noise time series based on nonlinear dynamics theory.
以非线性动力学理论中的相空间重构理论为基础,利用延时法对水下噪声时间序列信号进行了相空间重构。
Applying phase space reconstruction method to divide time series into segments, we have mapped original series into multidimensional data space.
应用相空间重构技术对时间序列进行分割,将原序列映射到多维的数据空间中。
This model can reduce the computer memory and save time, simulate the complex process of the particle phase and use Lagrange method to reduce the false diffusion.
此模型在不过分耗费计算机存储量及机时的条件下,能够模拟有复杂经历的颗粒相,而且颗粒相用拉各朗日方法可以减小伪扩散。
Compared with the original two kinds of Phase-Difference Correction, only one sequence of time-domain signal is sampled and FFT analysis of same points is performed twice in this method.
与原两种相位差法相比,这种方法只采一段时域信号,且进行两次相同点数的FFT分析。
Considering the time saved by the parallel algorithm, it is possible to use the generalized phase screen method to process field data.
由于并行算法缩短了计算时间,使得该方法用于实际资料处理成为可能。
Compared with other grafting methods, solid phase grafting is such a high efficient and energy conserving method that it is studied and applied wildly at the present time.
与传统的聚合方法相比,固相接枝共聚法具有高效节能等优点,目前被广泛地研究与应用。
Based on the method of SVPWM, various forms of phase voltage waveforms are generated by adjusting the duty time of the two zero vectors and the duty order of every vector.
在空间电压矢量形成PWM波的基础上,通过两个零矢量作用时间的不同分配及调节各矢量作用顺序,形成了不同形式的相电压波形。
Based on the traditional formula, by deepening and demarcating, this paper puts forward the optimized method of distributed phase time.
结合传统的经验公式,经过深化与标定,提出了信号配时的优化方法。
The far field diffractive pattern calculating formula for diffraction antenna with continuous phase structure is derived by current distribution method in antenna theory for the first time.
应用天线理论中的电流分布法,首次推导了具有连续位相结构的反射式毫米波衍射天线的远场衍射图计算公式。
After analysed the principle of time domain average method, the conclusion can be got that this method can extract the useful signal and keep the linearity phase change.
通过对其原理的分析,证明了该方法在实现对有用信号滤波的同时也保证了信号的线性相位变化。
After the parameters in control law is analyzed by Phase-Plane method, other questions including optimal control, compensation of storage time are also discussed.
用相平面法对谐振参数变化规律进行了分析,讨论了参数的最佳控制、开关器件的贮存时间补偿等问题。
This method can separate order wave in time domain without phase bias.
该方法能够从时域中直接分离各阶比,且不产生相位偏移。
In addition, a new method of outlier detection in time series is proposed by combination of phase space theory and one-class classification method.
另外,结合一类分类方法和相空间重构理论,提出一种时间序列中的异常值检测方法。
In dynamic measurement field, when using digital speckle pattern interferometry, we always deal phase with time-average method and spatial carrier phase-shifting method.
在动态测试领域中,数字散斑干涉技术常用到的相位处理方法有时间平均法和空间载波相移法。
We present a method for preserving time-invariant phase relationships, through introduce a third signal as a reference, when ratios are taken between two complex signals that are harmonically related.
本文阐述了在任意两个复信号谐波相关情况下,通过引入第三个复信号作为参考,使得在计算复信号比值时能保持时不变相位的计算方法。
A new method of outlier detection in time series is proposed in this paper, which is based on phase space reconstruction theory and one-class classification method.
论文结合相空间重构理论与一类分类方法提出一种时间序列中的异常值检测方法。
Dynamic fringe pattern can be observed throughout the testing by real-time holographic interferometry, while the traditional method is only suitable for static fringe pattern in phase extracting.
实时全息干涉法可以观察记录整个测试过程中条纹图的动态变化,传统相位提取算法只适合于静态干涉条纹图相位的提取。
For the problem of the parameter estimation of multi-component chirp signal in the additive colored noise, a method based on phase difference and time-frequency signal filter was proposed.
针对加性色噪声背景下的多分量线性调频信号参量估计问题,提出了基于相位差分的时频子空间方法。
Aiming at the spectrum spread problem of traditional digital modulation signals, a time-phase modulation (TPM) method with abrupt phase change characteristic is proposed.
针对传统数字调制信号频谱扩展问题,提出具有相位突变特性的时相调制(TPM)方式。
Pulse tracer method was used to measure the residence time distribution (RTD) in Two-dimensional Three-phase circulating fluidized bed.
用脉冲示踪法对二维三相循环流化床液体停留时间分布(rtd)进行了测定。
To solve the problem of determining time lag and dimension simultaneously, a new method of phase space analog prediction has been advanced with maximizing the historical forecast accuracy.
本文针对相空间相似预报方法应用过程中存在需要同时确定时滞和维数的困难,引入历史预报准确率最高原则,提出了一种相空间相似预报的新方法。
This model was used to investigate the out-of-phase vibrations and pounding effects of adjacent girders at expansion joints by the nonlinear time-history analysis method.
在此基础上,应用非线性时程方法研究了纵向地震作用下连续梁桥相邻联的非同向振动和伸缩缝处的碰撞效应。
This model was used to investigate the out-of-phase vibrations and pounding effects of adjacent girders at expansion joints by the nonlinear time-history analysis method.
在此基础上,应用非线性时程方法研究了纵向地震作用下连续梁桥相邻联的非同向振动和伸缩缝处的碰撞效应。
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