查询词典 subband

An adaptive conjugate gradient algorithm based on subband decompsition structure was proposed for acoustic echo cancellation in communication systems.

针对通信系统中的声学回声干扰问题，研究了一种快速收敛和有效的自适应回声抵消算法。

The self-adaptive filter based on subband decomposition can improve convergence speed and save computation.

基于子带分解的自适应滤波在提高收敛性能的同时又节省了一定的计算量。

All together 6 vibrationalbands of the CrS 〓 transition Ω=-1 subband were observed.

我们共观测到CrS分子〓跃迁的6个振动带Ω=-1的子带，分析得到了有效光谱参数。

This paper introduces the key technologies used in MP3, such as subband filter, psychoacoustical model and dynamic noise allocation.

对MP3所用到的几个关键技术，如子带滤波、心理声学模型、动态噪声分配等作出简明介绍。

First, using chaotic sequences, an algorithm of embedding watermark in low frequency subband of wavelet transform image is designed.

第一，利用混沌序列的优良性能，提出了一种在小波图像低频系数中嵌入水印及检测的算法。

Under some special energy rules,it can implement the subband coding according to the image features adaptively.

本文提出一种基于树状小波分解的图像压缩算法，它在一定的能量准则下，能够自适应地根据图像特征进行子带分解和编码。

Especially, the symmetry and high rank vanishing moments of wavelets are very important for subband coding.

特别是在子带编码中，小波的对称性以及高阶消失矩特性起着非常重要的作用。

Sample noise response method used to determine subband threshold factors of contourlet transform denoising is proposed.

提出了适用于轮廓波变换消噪中确定子带阈值收敛因子的样本噪声响应法。

Based on subband decomposition technique, a new structure and algorithm of the blind equalizer is proposed for high speed wideband wireless transmission.

基于子带分解技术，该文提出了一种适合于高速宽带无线传输的盲均衡器结构及算法。

The filter banks are designed based on teh low pass subband energy maximum according to the statistics of the signal.

文中根据信号的统计特性，按照低通子带能量最大化的原理设计自适应滤波器组。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。