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Keywords Vector Quantization;Codebook Design;Codeword Search;Codeword Index Assignment;Digital Watermarking; 矢量量化;码书设计;码字搜索;码字索引分配;数字水印处理;
Keywords vector quantization;optimization algorithm of codebook;optimization scheme;speaker recognition;digital watermark;fuzzy correlation degree;codebook structure; 矢量量化;码书优化方案;优化方法;说话人识别;数字水印;模糊相关度;码书结构;
Vector quantization is a very important method of data compression. 矢量量化是一种非常重要的数据压缩技术。
Local vector quantization algorithm based on Self-Organizing Feature. 提出了一种基于自组织特征映射神经网络的局部矢量量化算法。
Abstract A new vector quantization watermarking algorithm was proposed. 摘要提出了一种基于蚁群算法优化的矢量量化水印算法。
In the end, ?structrue matrix vector quantization algorithm is proposed. 最后，针对小波变换后图像的特点，提出了结构矩阵矢量量化编码算法。
Vector quantization (VQ) is a popular lossy compression scheme widely used in multimedia data compressions. 矢量量化是一种常用有损压缩技术,被广泛地应用于多媒体数据压缩。
As one method of image lossy compression vector quantization has great compression ratio. 作为图像有损压缩的方法之一,矢量量化的压缩比极大。
In order to improve the efficiency of image coding, a prediction-based vector quantization method is proposed. 摘要为了提高图像编码效率，提出了一种基于预测的矢量量化图像编码方法。
VQ(Vector Quantization) technique is widely used in text-dependent and text-independent speaker recognition systems. 矢量量化(VQ)技术在话者识别系统中得到了广泛的应用。
A new vector quantization(VQ) approach based on genetic algorithm(GA) is presented in this paper. 本文提出了一种基于遗传算法的矢量化方法。
Vector Quantization(VQ)is one of the popular codebook design methods for text-independent speaker identification. 矢量量化(VQ)方法是文本无关说话人识别中广泛应用的建模方法之一,它的主要问题是码本设计问题。
A biorthogonal wavelet transform (BWT) and fuzzy vector quantization (FVQ)based very low bit rate image coding algorithm is proposed. 摘要该文提出了一种基于双正交小波变换(BWT)和模糊矢量量化(FVQ)的极低比特率图像编码算法。
An method of vector quantization based on dynamic image block regularization and rematching in the codeword was presented. 摘要提出一种基于图像块动态调整的码字内再匹配矢量量化方法。
Methods in compression field include: matching with DCT coefficient, vector quantization based technique, subband technique, motion vector technique. 压缩域中的方法主要包括:利用DCT系数进行匹配、利用矢量量化的方法、利用子带分解的方法、利用运动矢量的方法。
To meet the demand,based on 2-D wavelet transform,this paper proposes a lossy compression method using band grouping and vector quantization. 为了对高光谱图像进行有效压缩,在2维小波变换的基础上,提出了一种分组矢量量化的高光谱图像有损压缩方案。
A biorthogonal wavelet transform (BWT) and fuzzy vector quantization (FVQ) based very low bit rate image coding algorithm is proposed. 该文提出了一种基于双正交小波变换(BWT)和模糊矢量量化(FVQ)的极低比特率图像编码算法.
In this paper a method of continuous speech recognition based on hidden Markov models (HMM) and vector quantization (VQ) is discussed. 本文讨论基于隐马尔可夫模型(HMM)和矢量量化(VQ)的连续语音识别方法。
The new method of document feature extraction is also used to solve the problem that the dimention of the keyword vector space is too high with increasing of keywords in document. 使用新的文档特征抽取方法还解决了由于文档关键字过多而导致文档特征向量的维数过高的问题。