zero mean造句

• W is a zero mean white noise source .
  W是一个零均值的白噪声源。
• W is a zero mean white noise source
  W是一个零均值的白噪声源。
• Analysis performance expressions of the bit error rates are derived , and logsitic map with zero mean is used for chaos generation in simulation
  推导该方案的理论误码性能,以零均值logistic混沌映射为例进行仿真实验。
• Also , respondents were asked in this survey to rate the overall performance of the force , using a scale of 0 - 100 . zero meant extremely bad ; while 100 indicated extremely good
  此外，在该项调查中，受访者亦需就警队的整体表现评分，最低为零分，最高为一百分。
• Large - eddy simulations are carried out for the adjustment of convective boundary layer over heterogeneous surfaces . simulations are confined for zero mean - wind and flat terrain . surface heat - flux is set varying in
  研究限于无风平坦地形条件，地面热通量在一个水平方向作非均匀变化平均地面热通量为0 . 15kms
• In chapter 3 , the statistical properties of raw data of the received electromagnetic waves are analyzed and computed , which show that the real and imaginary parts of sar raw data have zero means , slow changing variance , and asymptotically gaussian distribut
  第三章分析和计算了合成孔径雷达原始数据的统计特征。原始数据的实部和虚部满足均值近似为零的渐进高斯分布且相互独立，数据的熵值较高。
• This more detailed form of permission has variables that represent each kind of access as a number from zero meaning no access at all to some higher number meaning totally unrestricted access , with a few levels between the two
  这种更详细形式的权限拥有多个变量，这些变量将每种访问权表示为一个数字，该数字介于零（表示根本没有访问权限）和某个较大的数字（表示完全无限制的访问权限）之间，两个数字之间有若干级别。
• Assuming that the earthquake ground motion is a zero mean valued non - stationary random excitation , the higher accuracy numerical algorithm of these complex oscillators were developed in virtue of the principle of pseudo - excitation method
  通过假定地震地面运动为一零均值的非平稳随机激励，应用虚拟激励法原理，推导得到了广义复振子动力坐标计算的一般公式，进而得到了非比例阻尼线性体系非平稳随机地震响应计算的一般解答。
• A modulated signal of rect ( tt / pw ) added by a zero mean uniform noise . is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal
  以双边递减波电压讯号加上含有准常态杂讯为例，图示含有杂讯电压讯号其波形随时间及试验之二维变动及频谱随频率及试验之二维变动，显示杂讯与讯号之随机过程在时域与频域之不同特性。
• Third , mensurated the front axle ' s load - time history when truck was running on general tar - paved roads , mountainous roads and the proving ground enhancement roads , second sampled and pretreated to the load - time history with rpc software of mts corporation , acquired the relationship of the frequence of the mean and amplitude load , obtained the zero mean equivalent loads using goodman experiential fatigue equation , acquired the weibull distributing functions of equivalent loads of respective roads
  第三，测定了汽车前桥在一般沥青公路、山区公路和试验场强化试验路面的载荷时间历程。对载荷时间历程进行了二次采样和数据预处理。采用雨流计数法得到了各路面的载荷均、幅值的频次关系，并根据goodman经验疲劳公式，得到了零均值的等效载荷及相应的频次。
• The cyclic estimation approaches of chirp signals in additive nose or multiplicative noise are proposed , it presents a way for the parameters estimation of zero mean amplitude chirp signals . the estimation performances in the additive noise or multiplicative noise are analyzed by the first order perturbation analysis method , and the error variance expressions of the parameters estimation under large samples are derived
  针对加性噪声情况及存在乘性噪声的情况，提出了线性调频信号参数的循环平稳估计方法，解决了零均值乘性噪声的信号参数估计问题，并采用一阶扰动分析方法，对两种噪声情况下的估计性能进行了分析，推导出了各参数的估计误差方差公式。
• A modulated signal of rect ( tt / pw ) added by a zero mean uniform noise . is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal
  以方波电压讯号加上均匀杂讯乘以无杂讯载波之调变讯号为例，图示含有杂讯电压讯号其波形随时间及试验之二维变动及频谱随频率及试验之二维变动，显示杂讯与讯号之随机过程在时域与频域之不同特性。
• A voltage signal uexp ( tt / pw ) added by zero mean uniform noise . is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal
  以加上均匀杂讯之单边递减波电压讯号为例，图示含有杂讯电压讯号其波形随时间及试验之二维变动及频谱随频率及试验之二维变动，显示杂讯与讯号之随机过程在时域与频域之不同特性。
• A voltage signal tria ( tt / pw ) added by zero mean uniform noise . is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal
  以加上均匀杂讯之三角波电压讯号为例，图示含有杂讯电压讯号其波形随时间及试验之二维变动及频谱随频率及试验之二维变动，显示杂讯与讯号之随机过程在时域与频域之不同特性。
• A modulated signal of eexp ( 2 * tt / pw ) added by a zero mean uniform noise . is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal
  以双边递减波电压讯号加上均匀杂讯乘以无杂讯载波之调变讯号为例，图示含有杂讯电压讯号其波形随时间及试验之二维变动及频谱随频率及试验之二维变动，显示杂讯与讯号之随机过程在时域与频域之不同特性。
• A voltage signal rect ( tt / pw ) multiplied by zero mean uniform noise is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal
  以乘上均匀杂讯之方波电压讯号为例，图示含有杂讯电压讯号其波形随时间及试验之二维变动及频谱随频率及试验之二维变动，显示杂讯与讯号之随机过程在时域与频域之不同特性。
• The author makes a stabilized and zero mean treatment of the statistic data on the per capita annual net income of henan farmers between 1978 and 2005 , and using the property of the autocorrelation function and partial autocorrelation function of time sequence , establishes the model appropriate for the data
  摘要笔者根据河南省1978年2005年的农民人均纯收入统计数据，将这些数据进行平稳化、零均值化处理，并利用时间序列的自相关函数，偏自相关函数的性质，确认数据所适合的模型。
• A voltage signal rect ( tt / pw ) added by zero mean uniform noise . is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal
  以加上均匀杂讯之方波电压讯号为例，图示含有杂讯电压讯号其波形随时间及试验之二维变动及频谱随频率及试验之二维变动，显示杂讯与讯号之随机过程在时域与频域之不同特性。
• A modulated signal of cos ( 2 * pi * freq * tt ) , freq = 2 ( mhz ) multiplied by a carrier with zero mean uniform phase noise . is demonstrated for 2 - d dependence of the waveform on time and trials and 2 - d dependence of spectrum on frequency and trials to show different time domain and frequency domain properties of a random process including noise and signal
  以弦波电压讯号乘上含有均匀相位杂讯载波之调变讯号为例，图示含有杂讯电压讯号其波形随时间及试验之二维变动及频谱随频率及试验之二维变动，显示杂讯与讯号之随机过程在时域与频域之不同特性。