在话音生成模型中，声道被等效成一个随时间变化的滤波器，叫做时变滤波器(time-varying filter)，它由白噪声—无声话音段激励，或者由脉冲串——有声话音段激励。
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Adaptive Time Varying Filter Decomposition 自适应时变滤波分解
Time-varying filter bank 时变滤波器组
automatic design time varying filter [电子] 自动设计时变滤波器
time-varying inverse filter 时变反滤波器
time-varying linear filter [电子] 时变线性滤波器
time-varying CIC filter 时变CIC滤波器
time-varying Kalman filter 时变卡尔曼滤波
Time-varying all-pass filter 时变全通滤波器
time-varying interpolation poly-phase filter 时变系数多相插值滤波器
A new method for adaptive time-varying filter design and its application in gearbox fault diagnosis is proposed.
提出一种新的自适应时变滤波器设计方法，并将其应用于变速齿轮箱齿轮故障诊断中。
On the other side, a transverse adaptive filter based on the LMS was designed according to the time-varying characteristic of IFOG output signals.
另一方面针对IFOG输出信号具有时变特性的特点，提出了自适应滤波方案，并设计了基于LMS算法的自适应横向滤波器。
During a transfer alignment of strapdown inertial navigation system, Kalman filter models are linear time varying system whose analysis of observability is difficult.
捷联惯导系统的卡尔曼滤波模型在传递对准时，为线性时变系统，而线性时变系统的可观测性分析比较困难。
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