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Based on current theories and practices of disjoint literature-based discovery,this paper explores the third-order disjo......
Improved MPEG-4 High-Efciency AAC With Variable-Length Soft-Decision Decoding of the Quantized Spect
MPEG-4 High-Efficiency Advanced Audio Coding (HE-AAC) is designed for low bit rate applications, such as audio streaming......
Stokes参数是描述极化波的强度量纲,在电磁测量、合成孔径雷达、辐射计中均有广泛应用。文中提出了求解 Stokes 参数的数字化方法,具......
Improved MPEG-4 High-Efficiency AAC With Variable-Length Soft-Decision Decoding of the Quantized Spe
MPEG-4 High-Efficiency Advanced Audio Coding (HE-AAC) is designed for low bit rate applications, such as audio streaming......
针对互联网和无线通信的发展使得手机图像被广泛的传播,带来了手机图像很容易被复制和修改这类问题,文中采用一种工具来证明图像的......
以一种量化正交指纹为基础,通过理论分析和仿真实验,研究扩展变换对量化数字指纹抵抗平均合谋攻击能力的影响,并对包含和不包含扩......
三维DCT变换编码包括谱段方向的一维DCT变换和由此产生的特征值图像的二维DCT变换编码。谱段方向一维DCT变换的主要作用是去除光谱方向的数据相......
本文提出了一个基于DCT系数量化的公开水印方案.该方案首先将一幅灰度图像进行压缩、纠错编码等预处理后作为水印信号,然后对载体......
分析当前基于DCT变换的半脆弱水印算法,针对DCT变换后的系数,采用一种更简单的量化方法:直接用一参数对要嵌入的地方进行量化,其他非嵌......