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。
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。
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 homogeneity of the sheet is analyzed by image transform, i. e. the spatial domain image is transformed to frequency domain or wavelet domain to obtain the features.
对于纸页的均匀性分析,通过图像变换,将空间域图像变换到频域或小波域进行分析,获取其特征;
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 acoustical wave equation is presented a serial spatial and time iterative equations and room acoustics field is simulated using finite difference time domain method.
时域有限差分法将声波基本方程表示为一个时间和空间的迭代方程组,实现对室内声场中低频段的模拟计算。
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。
Then, every frame is mapped from spatial domain to statistical domain incorporating the factors such as the difference image from the consecutive frames and the prior distribution of a pixel density.
然后,结合图像帧间的差分信息以及灰度分布的先验概率等因素将图像从空间域映射至统计域。
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 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。
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。
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。
To avoid calculating the time-consuming Sommerfeld's integrals, the discrete complex image method (DCIM) is employed to obtain spatial domain closed-form Greens function for planar-layered media.
使用离散复镜像方法(DCIM)快速得到平面分层介质的空间域的闭式格林函数,避免了费时的索末菲尔德积分。
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。
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。
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。
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。
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。
The technology of video stream transcoding can be divided into two types: spatial domain(pixel-domain) and compressed domain(DCT-domain).
目前的视频流转码大致可以分为空域(像素域)转码和压缩域(DCT域)转码两种方法。
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。
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。
Through the analysis of many representative spatial domain watermarking algorithm, a novel image spatial domain blind watermarking algorithm was presented.
通过对多种空域水印算法优缺点的分析,提出了一种新的图像空域盲水印算法。
Due to the difference of the applied domain, the software platform and the methods by which the spatial was collected, data format transformation is barely avoided.
应用领域的不同、系统开发软件平台的不同以及数据源采集方式的不同,往往需要将数据进行格式转换以满足特定的需要。
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。
Comparison with the spatial processing method using fractional lower order statistics, the proposed algorithm provides more precise DOA estimates by using the ambiguity domain information of signals.
与基于分数低阶统计量的空域处理方法相比,该文提出的算法利用了信号在模糊域中的信息,提高了算法的估计精度。
Comparison with the spatial processing method using fractional lower order statistics, the proposed algorithm provides more precise DOA estimates by using the ambiguity domain information of signals.
与基于分数低阶统计量的空域处理方法相比,该文提出的算法利用了信号在模糊域中的信息,提高了算法的估计精度。
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