the chirp-type fractional fourier transform theory and applications 线性调频分数傅立叶变换理论及应用
speech enhancement based on hilbert-huang transform theory 能量算子和频率弯折小波变换的语音识别特征参数
the wavelet transform theory has been developed furiously in the decades in the field of image processing 小波分析理论近年来在图像处理各个领域得到了广泛的应用。
in this paper, the wavelet transform theory is introduced and its applications in spectral analysis are reviewed 本文介绍了小波分析理论并对其在光谱分析中的应用进行了综述。
chapter two illustrate the theories and knowledge which are useful to decompress the noise in the video, and emphatically discussed the wavelet transform theory 第二章阐述了视频去噪所要用到的理论和知识,着重对小波变换理论进行了讨论。