Chapter three mainly deals with image restoration in the spatial domain.
第三章主要论述基于空间域的数字图像复原算法。
Research on digital watermarking algorithms for the 3d mesh model in the spatial domain and 3d shape model defined as a point set is made.
本论文分析了三维几何模型数字水印的基本原理和方法，研究了空域中的三维网格水印算法和三维点集模型的水印算法。
Then, a multiscale morphology gradient-based watershed segmentation algorithm is introduced to segment the video frame in the spatial domain.
然后，引入基于多尺度形态梯度的分水岭分割算法，对图像进行空域分割。
The probabilistic data association algorithm is applied in the spatial domain multi resolution frame and target tracking is implemented at the coarse resolution level.
这个算法在空间多分辨率框架下应用概率数据互联算法，在粗分辨率上实现模糊目标跟踪。
The changes in temperature air current connection atmospheric structure field is produces the wide range layered cloud in the spatial domain ydo is the precipitation physical mechanism.
在空间域中冷暖气流交汇的大气结构场是产生大范围层状云系降水的物理机理。
The basic theories and procedure of the MAP method and POCS method in spatial domain are summarized.
对MAP和POCS这两种空间域方法进行研究，总结了其基本思想与算法流程。
Based on single magnetic dipole model, the spatial filtering method of cardiac magnetic signal in the frequency domain was investigated.
本文利用心脏磁场单磁偶极子模型研究了心脏磁场强度检测信号的频域空间滤波法。
The Geo-ontology describes different levels and applications of the detailed connotation and level relations about geography spatial concept in the domain of geography information science.
地理本体描述了地理信息科学领域内不同层次和不同应用方向上的地理空间概念的详细内涵和层次关系。
Different scenes are analyzed in the power spectrum spatial frequency domain, it can be shown that the power spectrum of most natural scenes is of invariability.
用功率谱的方法对任意景物在空间频域进行分析表明，功率谱对于自然景物具有一定的不变性。
The lifting construction exploits predictor and update operator design which is based on the interpolatory discrete splines in a spatial domain.
探讨了空间域中基于离散插值样条的预测算子和更新算子的设计。
The spatial distribution of heavy oil domain in Eurasia is studied.
研究了稠油在欧亚大陆含油区的空间分布特点。
Synthetic aperture radiometer applies the interferometric principle to sample in the spatial frequency domain and retrieves the image by Fourier or other numerical transformation.
综合孔径辐射计利用孔径综合原理在空间频率域中采样，通过傅立叶变换或其他数学变换获取反演亮温图像。
In this paper, a convenient image steganography scheme based on the spatial domain is proposed.
介绍了一种基于空间域的信息隐藏方案。
It can be accomplished in spatial domain and frequency domain. This chapter presents the ways of the smoothing of digital image.
数字图像平滑处理可以在空间域或频率域中进行。
The watermark was embedded in the wavelet domain using the mean quantization method. This method can be used to detect the distortion both in spatial and frequency domain.
这种算法是采用了均值量化的方法，把数字水印嵌入图像的离散小波域，可以检测在空间域和频率域的图像失真。
Radar imaging must obtain an extent of target spatial spectral-domain sampling, and the filling of spatial spectral domain is in direct connection with the quality of imaging result.
雷达成像需要获得目标空间谱域一定范围和密度的采样以重建目标图像，目标空间谱域的填充方式与雷达成像的质量有直接关系。
Uncertainty of spatial data is one of the current research issues in GIS domain.
空间数据的不确定性是当前GIS领域的研究难点之一。
This system is based on OTC the AX-MV6 robot in the plane hot cutting domain, particularly in spatial hot cutting domain model application system.
该系统是基于OTCAX - MV 6机器人在平面热切割领域，尤其是在空间热切割领域的典型应用系统。
Based on the features of human visual system (HVS) a new watermarking algorithm that combines spatial and DCT domain is proposed for digital images in this paper.
本文基于人类视觉系统(HVS)的特性，提出了一种结合空间域和DCT变换域的数字水印新算法。
The chaotic mapping enables the logo pixels rearrange randomly in the specified spatial domain, and the mixed bits of the logo were embedded in the image DCT coefficients.
使用混沌映射将二进制商标的像素在空间区域中进行随机置乱，然后将置乱的信息分块嵌入在图像的DCT变换系数中。
The principle of micro-zooming is analyzed in spatial domain.
从空域的角度分析了微变焦法的原理。
The filtering in spatial domain, spatial frequency domain and a system of optical formatting imagines are also analyzed.
同时也分析了空域滤波、空频域滤波、光学成像系统。
The highly correlated spatial signals are converted to much less correlated signals in transform domain by transform, thus facilitating further compression.
变换使得空间域上有较强相关性的信号能够转换为相关性较弱的变换域信号，便于后继的压缩编码。
Considering the coherence among neighborhood pixels in an image, a kind of spatial domain watermarking scheme based on support vector machine is proposed.
为了使数字水印综合性能更好，根据图像邻域像素之间具有很强的相关性这一特点，提出了一种基于支持向量机的图像水印算法。
And a theoretical model is established to expound the variation of pulse duration and the modulation on the pulse envelope similar to the diffraction characteristics in spatial domain.
通过与光束的空间传输特性类比解析了光栏宽度变化引起的脉宽变化以及脉冲轮廓出现时间衍射调制现象；
In this paper, principle analysis shows that tricolor grating has the character of multi-wave superposed in spatial domain and separated in frequency domain.
通过原理分析说明，三色光栅具有的多光谱的空域复用、频域分离的结构特点。
Abstract: spatial outlier detection is a research hotspot in the domain of spatial data mining.
摘要：空间离群模式探测是空间数据挖掘的一个研究热点。
The experiment results show that the proposed algorithm is superior to the general spatial domain in the quality of the restored image.
各子频段采用不同的正则化算子。实验结果表明该算法的盲图象恢复的性能优于空域算法。
On this basis, the thesis put forward the symbolic expressing of the topological relationships which are in the concrete domain and use description logic to express the spatial relationships.
在此基础上，对具体域中表达的空间拓扑关系进行符号化表示，用描述逻辑的形式表达空间关系。
On this basis, the thesis put forward the symbolic expressing of the topological relationships which are in the concrete domain and use description logic to express the spatial relationships.
在此基础上，对具体域中表达的空间拓扑关系进行符号化表示，用描述逻辑的形式表达空间关系。
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