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- It makes use of multiple Sub-Nyquist Sampling encoding which adapts to human visual characteristics, thus can reduce the baseband of sig- nals to 8.1MHz. 它利用人眼的视觉特性;采用多重亚奈取样方式;将信号基带降低到8.;1MHz。
- Humanity Visual Characteristic 人类视觉特性
- human visual characteristic 人眼视觉特性
- In this paper,a coefficient model of the anisotropic diffusion based on the characteristic of human visual system(HVS) is proposed and a diffusion speed parameter is employed. 根据人类视觉系统的特性提出一个各向异性扩散系数模型,并且引进了扩散速率因子。
- Then,by exploiting Human Visual System(HVS) and characteristic of digital image processing,watermark is embedded into the specific DCT coefficients of the original image. 结合人类视觉系统(HVS)的特性和数字图像常规处理特点,对水印在原始宿主图像DCT域中的嵌入位置进行选择,利用扩频原理实现水印的嵌入。
- human visual characteristics 人眼视觉特性
- As the multi-resolution property of DWT enable DWT-based watermark system combine the statistic characteristic of image with human visual system, make it possible to find an optimal system. DWT的多分辨率特性可以将人眼视觉特性与图像的统计特性结合起来,为设计最优的水印系统提供了一种可能,具有更大的发展空间。
- The wavelet coefficients are selected by Human Visual System (HVS) to ensure the transparence of watermarking. 同时基于人眼视觉系统,对嵌入系数进行筛选以保证水印的透明性。
- After that,these blocks are classified by the model based on human visual system(HVS)and the model based on energies. 然后根据人类视觉系统(HVS)模型和能量模型,对小波子块进行模糊分类。
- We presented a novel watermarking method based on wavelet packets transform and human visual system (HVS). 摘要提出一种基于人类视觉特性和小波包分解的数字水印算法。
- Not only is it a crucial feature of objects, but also an important part of HVS(Human Visual System). 对称性既是物体的重要特征,又是人类视觉感知组织系统中的重要组成部分。
- A new method is presented to construct a kind of compactly supported biorthogonal wavelet based on human visual system. 构造了一个与人的视觉系统模型的调制转移函数相近似的紧支撑双正交小波基。
- We presented a novel watermarking method based on wavelet packets transform and human visual system(HVS). 提出一种基于人类视觉特性和小波包分解的数字水印算法。
- The spectral colorimeter is thought to human visual sensitivity with good linearity. 色度计的平谱不败不合被觉得跟人的触觉灵敏度有精良的线性干系。
- Up to now,CCIB identifies the barley variety mainly in term of the visual characteristics,lacking accurate chemical method. 目前商检系统对进口大麦进行品种鉴别主要以感官检验为主,缺乏准确的化学鉴别方法。
- This paper expands the just noticeable distortion (JND) analysis based on the human visual system (HVS) to apply it in the DEM data. 扩展了只针对图像的基于视觉系统(human visual system;简称HVS)小波域量化噪声的视觉权重(justnoticeable distortion;简称JND)分析方法;使其适用于DEM数据;自适应地确定信息隐藏的强度.
- So a FR algorithm is designed by fusing holistic and local features in subspaces, which is inspired by Human Visual System (HVS). 本文模仿人类视觉系统的特点,提出了融合局部和整体特征子空间的算法。
- Flatness Folded explores traditional Chinese clothing and Western tailoring, offering a glimpse of a particular set of visual characteristics and styles of Chinese fashion. 从中,可一瞥中国传统服平整摺叠的特定视觉特徵和风格。
- According to the multi-channel modals of the human visual system, researchers are paying more attention to the assessment of image luminance details. 摘要依据人眼视觉系统的多通道模型,评价图像亮度细节的质量,目前已经成为一个活跃的研究方向。
- A flexible and adjustable human visual information abstracting model is presented,which is based on the wavelet transform. 提出一种基于子波变换的灵活可调的人类视觉信息提取模型,用于人造视网膜模型研究。