permuted
英 [pəˈmjuːtɪd]
美 [ˌpɜrmˈjutɪd]
v. 改变…的序列;排列;交换;变更; (滤砂)软化
permute的过去分词和过去式
双语例句
- The wavelet coefficient of the original image is got through wavelet transform, and the low frequency coefficient is seen as a sub-image. Then the binary watermark image is permuted, the watermark is embedded into the coefficient which got from the DCT of the sub-image.
通过小波变换得到载体图像的高频和低频系数,将低频系数作为一个子图像;再将二值水印图像置乱,在子图像的离散余弦变换得到的系数中嵌入水印。 - A preamble is formed by an arbitrary Permuted sequence of F frequencies, so it is possessed of multiaccess capability and low propability of exploitation.
利用F个频率的任意排列构成同步头,使其具有多址工作能力及低窃听率。 - Assignment was by permuted blocks of randomly mixed sizes.
分派方式是根据随机混合样本数目的排列区块进行。 - First, for any size of gray image or colorful image, it is permuted by expanded Arnold with 1 round and then divided into 2 × 2 sizes of blocks.
首先,对任意大小的灰度或彩色图像进行1轮扩展的Arnold置乱,把置乱后的图像分成2x2子块。 - Different region of permuted alias image have noise difference, for permuting and permuted images come from different source images and they usually be infected by noise in the process of acquisition, transmission and processing.
置换混叠图像中的被置换图像和置换图像的来源常常是不同的,这些图像在获取、传输和处理等环节常常感染上噪声,从而使得置换后的图像的不同区域存在着噪声差异。 - After permuted and corrected, these judgment matrixes form an extended judgment matrix.
这组判定矩阵经过排列和修正后,组成一个扩展判定矩阵。 - Firstly the original image is divided into several macro blocks in the light of certain size, and macro block within each row are permuted.
提出了一种基于二次置乱的图像加密算法,该算法将图像按一定的大小划分成若干宏块,对每一行的宏块进行置乱。 - Remote sensing image was decompressed into frequency domain image by wavelet transform and the bit planes in frequency domain image were permuted by SBI transform seperately. The resulting data was compressed by arithmetic encoder.
采用小波变换对遥感图像进行分解,将生成的频域数据按不同比特平面分别进行SBI变换并用算术编码进行压缩。 - Differential image of permuted alias image is divided into sub-blocks which is randomly assigned a threshold and all the thresholds formed a threshold vector.
把置换混叠图像的梯度图像分成小块,并为每个小块设定一个阈值,组成一个阈值向量。 - In this dissertation, we investigate the BSS problem of the permuted image and introduce the thought into image tamper detection.
本文围绕置换混叠图像的盲分离问题展开研究,并将这种置换盲分离思想引入到图像篡改检测研究中,为目前广泛研究的图像被动取证提供新的解决方案。
