Abstract: Discrete Wavelet Transform (DWT) is widely used in the fields， such as graph, picture, audio processing,video processing and digital signal processing.Due to its excellent characteristics,it has achieved better effect.
Abstract: Discrete Wavelet Transform (DWT) is widely used in the fields， such as graph, picture, audio processing,video processing and digital signal processing.Due to its excellent characteristics,it has achieved better effect.
摘要:小波变换技术已广泛地应用于图形、图像处理，语音处理，视频处理以及数字信号处理等领域。