为解决传统的数值预报初值存在的不确定性,利用增长模繁殖法在T106L19全球谱模式上进行了中期集合预报试验。
To solve the uncertainty of initial fields in the traditional numerical forecast, medium-range ensemble forecast experiments using the model T106L19 were made.
应用耦合模理论和传输矩阵法计算模拟了长周期光纤光栅的透射谱,并对其进行了切趾优化。
Based on the coupled-mode theory, the transfer-matrix method is used to calculate the transmission spectra of phase-shifted long-period fiber gratings (LPFG).
还简单讨论了所观察到的界面模及其与限制模的组合谱。
A brief discussion on interface modes and their combination with confined modes are also presented.
对长周期光纤光栅传输谱谐振波长的应变特性用耦合模理论进行研究,推导出谐振波长应变灵敏度的解析表达式。
The strain sensitivity characteristic of long-period fibre grating (LPFG) was studied by coupled-mode theory and the strain sensitivity analytic equation of the resonant wavelength was deduced.
即语音前端声学处理法、正则相关分析的谱变换补偿方法和同模极点增加法。
They are acoustic front end processing, canonical correlation based on compensation method, and increase of poles method.
如果只考虑磁扰动的贡献,不同值的振动模的频率变化仅只是涨落磁场能谱的函数。
For the magnetic perturbation contribution, we obtain the frequency shift of modes with different degree as a function of the spectrum of fluctuating magnetic field.
利用小波变换模极大值原理,提出了用小波变换尺度谱检测瞬态信号波至点的新方法,研究了其检测无噪声和有噪声条件下的瞬态信号的能力。
Based on the principle of modulus maximum, a new approach using scalogram of wavelet transform for transient signal, under noise free condition or noise condition separately, is described.
与正折射率缺陷情形相比较,负折射率缺陷间的相互作用对缺陷模的影响更大,局域模谱线更宽。
Compared with the case of positive refractive index structural defects, the influence of the interaction between defects on defect modes is stronger, the spectrum-width of defect mode is broader.
用自洽迭代的方法研究了顺式聚乙炔中双极化子的能谱及其附近的局域振动模。
We have studied the energy spectra of bi-polaron and the localized modes around a bi-polaron in cis - (ch), by using a self-consistent approach.
和前人的结果一样,在偏振谱我们观察到了偶模。
Similar to the previous results, the LO phonon even modes in polarized configuration is observed.
通过改变一模的光强可以改变另一模腔场谱的频率,也可以改变相对耦合常数同时改变两模腔场谱的频率。
The frequency of one mode field spectrum is tuned by the intensity of the other mode. The frequencies of two modes spectra can be changed by the relative coupling constant.
探讨了分形测度小波变换极大值线的拓扑分岔情况,并提出了一种基于小波变换模极大值的多重分形谱估算方法。
Topologic bifurcation situation of maxima lines is also discussed. In the end, an estimation for multifractal spectrum is proposed in terms of wavelet module maxima lines.
研究了两个偶极偶极力关联的等同双能级原子与三模腔场六光子共振相互作用的辐射谱。
The emission spectrum for a pair of dipole dipole coupled identical two level atoms interacting with three mode cavity fields resonantly through 6 photon process has been studied.
利用金属镜面微腔激光器中真空场和量子阱中电子态函数,对比了TE模和TM模的自发发射谱。
The transmission spectra of TM mode in the bend waveguide with triangular lattice of dielectric rods and TE mode in the bend waveguide have been calculated.
其次使用小波变换模极大方法对上证指数、深证成指和三支股票青岛海信、青岛啤酒、青岛海尔五分钟高频数据进行了多重分形谱的分析,并与MFDFA法的计算结果进行比较。
Next. WTMM is used to analyze multifractal spectrums of three stocks 5-minute high-frequency data of Qingdao Hisense. Qingdao beer and Qingdao Haier, and WTMM's results is compared with MFDFA's.
其次使用小波变换模极大方法对上证指数、深证成指和三支股票青岛海信、青岛啤酒、青岛海尔五分钟高频数据进行了多重分形谱的分析,并与MFDFA法的计算结果进行比较。
Next. WTMM is used to analyze multifractal spectrums of three stocks 5-minute high-frequency data of Qingdao Hisense. Qingdao beer and Qingdao Haier, and WTMM's results is compared with MFDFA's.
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