This paper introduces a new compression technique:Subband Coding and Wavelet Transforms,and discusses the fast algorithm of Wavelet Transforms.
介绍了新的压缩技术子带编码和小波变换,并讨论了计算小波变换的快速算法。
The subband coding is an efficient method of image compression.
子带编码是图象信号压缩的一种有效方法。
The two-dimensional discrete wavelet transform will be anearly ideal subband analysis/synthesis subsystem in the image subband coding system.
子波变换具有良好的时间(空间)频率局部化性能,在图象子带编码中,二维离散子波变换是一种接近理想的子带分析/综合子系统。
Based on the sub-band coding of digital audio watermarking algorithm;
基于子带编码的数字音频水印算法研究
Algorithms of digital audio hiding based on sub-band coding
基于子带编码的数字音频隐藏算法研究
Sub-band coding is a means to accomplish bandwidth compression of HDTV signals.
子带编码是实现高清晰度电视频带压缩的一种方法。
This paper introduces the application of sub band coding (SBC) in the data acquisition system, which based on DSP.
介绍基于DSP的数据采集分析系统中采用子带编码算法的方法 ,从而可将采集到的数据进行子带编码压缩后再储
A 32 kbit/s Subband Coding(SBC) based on speech code system and the implementation of IIR filter on DSKplus are presented in this paper.
研究了子带编码(SBC)技术,阐述了一种32kbit/s的语音编码方案,介绍了子带编码方案的总体设计思想。
The simulation results indicate that the subband coding gains can be markedly improved.
仿真结果表明子带编码增益显著提高。
The subband coding gain is used as the criterion in design.
在设计中,用子带编码增益作为设计准则,从一个滤波器组(标准正交或双正交)开始,通过联合自适应提升方法来设计三带双正交滤波器组。
Using the subband coding gain as the criterion in design,starting from an arbitrary filterbank(orthonormal or biorthogonal),three-channel biorthogonal filterbanks are designed by the joint adaptive lifting scheme.
在设计中,用子带编码增益作为设计准则,从任意一个滤波器组(标准正交或双正交)开始,通过联合自适应提升方法来设计三通道双正交滤波器组。
Based on research on image error-resilient coding,we develop an error-resilient algorithm based on SBC(Sub-band Bit-plane Coding).
在研究容错图像编码算法的基础上,针对图像压缩编码中复杂度较大和将图像分成多个小块而带来的图像重建中有分块痕迹等问题,在子带位平面编码(SBC)算法中加入了与图像无关的率失真优化编码并采用虚拟分块的方法,对SBC算法进行了改进。
Algorithms of digital audio hiding based on sub-band coding
基于子带编码的数字音频隐藏算法研究
Design and Microprocessor-Implementation of ADPCM Encoder for SBC
用于语音子频带编码的编解码器的设计与微处理机实现
Study and Optimization of SPEEX Wideband Speech Codec in Electronic Tour Guide System;
电子导游系统中宽带语音编解码器SPEEX优化研究
The Study in Image Compression Coding Based on Subband Absolute Moment Block Truncation Conding;
基于子带块截断的图像压缩编码算法研究
A New Switching Algorithm for OFDM Subband Adaptive Turbo-coding Modulation
一种新的OFDM子带自适应Turbo编码调制切换算法
ROI Coding Method Based on Selecting Subband and Bitplane Shift
基于选择子带提升位平面的ROI编码方法研究
A wavelet method for color images coding based on subband pyramid structure
基于子带金字塔结构的彩色图像小波编码
Robust Watermarking Technique Based on Sub-band Encoding in Block DWT Domain
基于小波域子带特征编码的鲁棒水印技术
Design of constrained matrix-type binary-encoding chromosome in GA and the genetic operators to it
带约束二进制矩阵编码染色体及遗传算子设计
Rearch of H.264 Based on Sub-Band DCT and Face Recognizition Based on HMM in Video Monitoring System
视频监控系统中基于子带DCT的H.264编码及HMM人脸识别研究
The control system processes the subcode that is encoded on the CD.
控制系统处理编码于CD中的子码部分。
Scheme of coding and decoding in high-dimensional quantum system
高维量子系统中编码和解码方案(英文)
Design and Implementation of Coding Algorithm in Physical Coding Sublayer of Gigabit Ethernet
千兆位以太网物理编码子层编码算法与实现
Electronic shock protection system audio encode/decode technology
电子防震系统音频编解码器及编解码方法研究
Combining Coding with Spreading Code to Reduce HF Broadband System's PAPR
编码与扩频码结合降低短波宽带系统PAPR
encoding information while reducing the bandwidth or bits required.
减少带宽或者字节数的信息编码活动。
Research on Multi-Band and Mixed Excitation Speech Coding at Low Bit Rates
多带混合激励低速率语音编码的研究
Channel Coding and Decoding in IEEE802.16 Broadband Wireless Access System;
IEEE802.16宽带无线接入系统的信道编解码