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- Signa1 redundancy anylysis on two demension time- frequency space of wavelet transform coefficients[J]. 引用该论文 郎方年;周激流;袁晓;何坤;钟钒.
- An IFM method based on optical asynchronous sampling and frequency space compression is proposed. 首次提出了一种基于异步光取样的频率空间压缩法瞬时测频方法。
- Some important parameters closely relating to the current research topic, such as frequency range, frequency spacing, damping ratio, mass ratio and total number of MTMD, are investigated. 一些和研究主题相关的参数，例如：MTMD的频率范围、频率间格、阻尼比、质量比与总个数等，亦在本文中加以探讨。
- The commonly used migration methods include split step Fourier (SSF), Fourier finite difference (FFD), frequency space domain finite difference (FXFD), and generalized screen (GS). 目前常用的这类方法有分步傅里叶法 (SSF)、傅里叶有限差分法 (FFD)、频率空间域有限差分法 (FXFD)和广义屏法(GS)。
- To use the frequency spectrum characteristics in texture classification of remotely sensed imagery,a texture classification algorithm based on minimum distance in frequency space is put forward. 为了将频谱对纹理特性的表征能力应用于遥感图像分类提出了基于频域最小距离遥感图像纹理分类算法。
- Frequency Space Characteristic Impedance 频率间隔特性阻抗
- He varied the transmission frequency. 他变换了无线电传送的频率。
- A unit of frequency equal to one cycle per second. 赫兹频率的单位，等于每秒一周
- Fatal accidents have decreased in frequency over recent years. 近年来死亡事故发生的频率已经下降。
- We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
- Accidents on that highway are happening with increasing frequency. 那条高速公路上车祸发生得越来越频繁。
- An Improved Image Enhancement Method Using Nonlinear Extrapolation in Frequency Space 一种改进的频域非线性外推图像增强方法
- He tuned his radio to the police frequency. 他把无线电调到警方的频率。
- Tailor the EQ so that the offending instrument takes up a different frequency space 对互相抵触的乐器,运用EQ对其做频率范围上的修改
- Instantaneous frequency measurement based on frequency space compression and asynchronous optical sampling 基于异步光取样的频率空间压缩法瞬时测频方法
- Keywords Common shot gather;Pre stack depth migration;Paraxial wave equation;Finite difference;Frequency space domain.; 共炮道集;叠前深度偏移;傍轴近似方程;有限差分;频率-空间域;
- He manipulated the frequency dial of the radio. 他开始调拨频率键盘。
- The pitch depends on the frequency. 音调的高低是由频率决定的。
- The resulting frequency varies by a few percent. 最终频率有少许变动。
- I am majored in audio frequency amplifier. 我主修音频放大器。
