scalar quantization是什么意思_scalar quantization中文

scalar quantization中文什么意思

[网络] 标量量化；量化编码；纯量量化

quantization: 分层量子化把连续量转换为数字; 量化在每个象素处，将图像的局部特性赋予一个灰度集合中的元素的过程。数字图象处理技术词汇表; 量化在每一个像素处，将图像的局部特性赋予一个灰度集合中的元素的过程; 量化,分层,量子化; 量子化,量化(把连续量变为数字量),整量化; 量子化；数字化；分层; 量子化作用；分层; 取离散值
scalar: n. 【数学】数量；标量，无向量；实量；纯量 (opp. vector )。 adj. 1.梯阶状的，分等级的。 2.【数学】数量的；标量的；无向量的。 3.【生物学】＝scalariform.
adaptive quantization: 自适应量化
amplitude quantization: 振幅量化
binary quantization: 二进制量化

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embedded wavelet transform image coding using scalar quantization
标量量化嵌入式小波变换图像编码
at last, conclusions are drawn on these algorithms . based on scalar quantization of chapter 2, chapter 4 introduces trellis coded quantization to improve quantization gain
第四章是在第二章标量量化的基础上引入网格编码量化的方法以进一步提高量化增益。
the experimental results show that, compared with the method of subband finite state scalar quantization, both of the two wavelet coding methods can achieve better coding performance
实验结果表明,与有限状态标量量化方法相比,这两种小波编码方法均能获得较好的编码性能。
finally, in technique of image retrieval based on vector quantization, analyzed and compared scalar quantization, vector quantization and classified vector quantization using statistical features for the performances of image retrieval
3、基于矢量量化的图象检索方法，研究对比了标量量化、矢量量化以及分类矢量量化等不同量化方法及其统计特征量用于图象检索的性能。
then it is possible to realize high compression ratio of images . in this paper the principle of which wavelet transform can be used in images compression is discussed on basis of statistics and analysis of image's wavelet coefficients after wavelet decomposition . also some kinds of quantify and coding schemes are discussed including scalar quantization, vector quantization, embedded zerotree wavelets encodings run length coding, huffman coding and so on
论文对图像经分解后的小波系数进行统计与分析，阐述了小波变换所以能够用于图像压缩的道理，并在此基础上讨论了多种量化和编码方案的设计与实现，包括标量量化、矢量量化、嵌入小波零树编码、行程编码、哈夫曼编码等，其中对jpeg2000采用的标量量化和嵌入小波零树编码作了重点讨论和分析。

scalar quantization中文什么意思

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