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
- When the sources are blurred images, two novel single-channel blind separation algorithms for permuted blurred image are proposed by using blind restoration.
在源信号为模糊图像的条件下,利用模糊置换混叠图像的频域特性估计出模糊参数,提出了两种基于盲复原的盲分离方法。 - 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。 - An algorithm about permuted alias image blind separation based noise detection is proposed according to a class of permuted alias image with noise difference.
针对这类在被置换区域和置换区域之间存在噪声差异的置换混叠图像,提出一种基于噪声检测置换混叠图像盲分离算法。 - Sparsity representation model of permuted alias image is obtained by its mathematical model.
首先,根据这类置换混叠图像的数学模型,得到其稀疏表示的模型。 - In this algorithm, the unconstrained solutions are permuted in a special order according to the absolute values of variable coefficients of the objective function so as to search the optimum solution in the aggregate of minimums with an accelerated convergence speed.
它利用目标函数变量系数绝对值大小的相对关系,对无约束条件解进行排序,在最小解集中寻找最优解,以加快收敛速度。 - A blind separation algorithm based on differential evolution is proposed for a type of permuted alias image with gaussian blur difference.
针对一类存在高斯模糊差异的置换混叠图像,提出基于差分进化的高斯模糊置换混叠图像盲分离。 - Any column of the matrix can be permuted randomly, and the permutation between columns should satisfy the form which is the automorphism group of the binary cyclic Turbo code generated by the feedback polynomial.
该矩阵的任意一列可采用随机交织方式,而列间交织方式必须是按由反馈多项式生成的循环码字集的自同构群构成。 - 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。 - The mathematical model of the permuted image is obtained by its definition. According to the permutation mixing matrix is a special binary matrix, of which each entry equals 0 or 1, a BSS model of the permuted image is described by estimating the mixing matrix.
根据置换混叠图像的定义给出了其数学模型,并在置换混合矩阵为特殊二值矩阵(0、1矩阵)的基础上,提出了基于混合矩阵估计的置换混叠盲分离模型。 - 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。