A new multi-stage vector quantizer (MSVQ) of line spectral frequency parameters is designed.
设计了一种新的线谱频率参数多级矢量量化编码方案。
This information normally exists in the form of signal amplitude (absolute or relative), frequency or spectral content, phase, or timing relationships with respect to other signals.
通常，信息的存在在形式是信号幅度绝对幅度或相对幅度、频率或频谱成分、相位或者和其他信号之间的时序关系。
This information normally exists in the form of signal amplitude (absolute or relative) frequency or spectral content phase or timing relationships with respect to other signals.
通常，信息的存在在情势是信号幅度尽对幅度或绝对幅度、频率或频谱成分、相位或者跟其余信号之间的时序关联。
With modern spectral estimation algorithm, spectrum analysis on Doppler frequency caused by vehicles radar movement is carried out in DSP chip.
利用现代谱估计的算法，在DSP芯片中对检测车辆雷达运动产生的多普勒频率进行频谱分析。
But if above positive real condition is satisfied only within some frequency range, the convergence of FXLMS algorithm is dependent on the spreading of power spectral density of the reference signal.
若上述正实条件仅在某些频带上满足，则FXLMS算法的收敛将依赖于参考信号功率谱密度的分布。
To estimate signal frequency and amplitude exactly under noisy circumstances, the excellent property of all-phase DFT restraining spectral leakage is mathematically proved.
为精确估计噪声环境中的信号频率和幅值，数学证明了全相位DFT优良的抑制频谱泄漏的性质。
The frequency response of the transducers is measured experimentally using laser ultrasound and a pulse echo reflecting method. The spectral analysis results are compared and analyzed.
由激光超声方法和自发自收脉冲反射法实验测定了所制作的换能器的频率响应，并比较了频谱分析结果。
This paper first presents an experimental procedure to analyze wall surface heat transfer process and derive wall surface heat transfer coefficient by frequency spectral analysis method.
首次提出了用频率谱分析法分析墙体表面换热过程及推导墙体表面换热系数的实验方法。
The algorithm directly estimates the clutter spectral parameters in the frequency domain and has such advantages as simplicity and easy implementation.
该算法直接在频域上对杂波谱参数进行估计，具有算法简单，易于实现的优点。
The power spectral density function of earthquake motion is usually used for the random response analysis of engineering structures in the frequency domain.
工程结构的随机地震反应分析，常在频域中用到地震动的功率谱密度函数。
Objective To observe the effects of different adjuvants on bispectral index (bis), spectral edge frequency (SEF) of electroencephalogram during lumbar anesthesia.
目的观察腰麻中不同辅助药对脑电双频谱指数(BIS)和边缘频率(SEF)的影响。
They obey normal distributions. Distributions of power spectral density (PSD) for pressure signal display narrower frequency range and higher amplitude.
压力信号的功率谱密度具有频率波动范围窄、幅值大的特点；
Gradual shifting of the spectral bands indicates the gradual changes of frequency, which reflects the gradual changes of net depositional rate.
滑动窗能谱带的逐渐转移，表示频率的逐渐变化，反映净沉积速率的逐渐变化。
The HRV and RDV spectral analysis showed that HF peak was modulated by the frequency of controlled respiration.
发现大白鼠的HRV和RDV的谱分析的峰值频率都受到吸呼频率的调制。
The frequency and amplitude and phase of discrete spectral lines can be calculated through two DFT analyses one after another, which is one complex time domain signal analysis virtually.
相继两次DFT分析（实为一次复时域信号分析）可精确确定诸分立谱线的频率、幅度与相位。
In one embodiment, the spectral plot that is generated is a histogram of stochastic resonance events over the selected frequency range.
在一实施例中，该生成的谱曲线是该选定的频率范围上的随机谐振事件直方图。
The EEG monitor described in this paper is concerned with the monitoring of the trend of frequency in EEG with a new method termed color density spectral array (CDSA).
本文介绍的监护仪用彩色密度谱阵列图来监测脑电频率的变化趋势。
In order to make the track loop into lock quickly, the paper USES FFT spectral analysis to get fine frequency.
为了让跟踪环路快速入锁，这里还采用了FFT谱分析法对频率进行精捕。
SA (spectral acceleration) is approximately what is experienced by a building, as modeled by a particle on a massless vertical rod having the same natural frequency of vibration as the building.
而光谱加速度大致上是一座建筑物承受的加速度，科学家把一颗与目标建筑物具有相同自然频率的粒子放在一个近似无质量的垂直控制棒上进行模拟得出此数据。
The Doppler spectral broadening due to nonstationary movement of target and radio-frequency clutter will decrease the veracity of target detection by high frequency ground wave (HFGW) radar.
海面低速目标的非均匀运动和射频瞬态干扰引起的多普勒谱展宽影响高频地波雷达检测目标的准确性。
The results indicate that the LPWA has much better reproducibility and accuracy than the major frequency of power spectral density in reflecting the properties of bubble phase.
结果表明，它具有比传统的功率谱主频好得多的统计重复性，能更准确地反映气泡相的特性。
A speech enhancement system that improves the intelligibility and the perceived quality of processed speech includes a frequency transformer and a spectral compressor.
一种提高处理的语音的可理解性和感知质量的语音增强系统，包括频率转换器和频谱压缩器。
The characteristics of the dye laser, such as bandwidth, output power, efficiency, pulse duration, tuning range, spectral purity and frequency stability etc, are measured in details.
详细测量了染料激光的性能，如线宽、功率、效率、脉宽、调谐范围、光谱纯度和光束质量等。
In a high frequency induction plasma, We have determined the temperatures of torch as derived from the measurement of Spectral lines and the mode of Boltzmann diagram.
根据光谱线的测量和波兹·曼图解法，我们测量了高频电感等离子体焰炬的温度。
Nowadays, the mainstream of far field beam smoothing technology adopted by foreign high power laser drivers is smoothing by spectral dispersion (SSD) based upon sinusoidal frequency modulation.
目前，国外高功率激光驱动器实现远场分布平滑化的主流技术是基于正弦调频脉冲的光谱色散平滑技术(SSD)。
The density of power spectral entropy, on the whole, is an exponential decline curve with frequency augmentation without reference to water flooded extent.
功率谱密度不论水淹程度如何，整体为一随频率增大其能量按指数递减连续频谱；
Gradual shifting of the spectral band toward high-frequency presents upward thickening succession, which means the upward net depositional rate decrease.
能谱带逐渐向高频方向转移，反映一个向上变薄的序列，即向上净沉积速率减小。
The bridge was actuated by sinusoid sweeping frequency wave, and then the power spectral density differences between the undamaged and damaged bridge were analyzed.
利用正弦扫频波激振钢桥，分析其损伤前后加速度反应功率谱密度的变化。
A designing scheme of a new comb waveform TP constructed by several single - frequency spectral lines is presented.
给出了一种由多个单频线谱组成的梳状谱信号TP信号的设计方案。
A designing scheme of a new comb waveform TP constructed by several single - frequency spectral lines is presented.
给出了一种由多个单频线谱组成的梳状谱信号TP信号的设计方案。
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