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- spatial domain method 空域法
- Interferogram region spreading technology in spatial domain[J]. 引用该论文 苏俊宏;陈磊;朱日宏.
- 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。
- From principle, we use the Fourier method to compare the information consistency in the spatial domain and frequency domain for traditional X-ray, CT and Tomosynthesis device. 从原理层面,基于对不同X-ray医疗设备(传统X-ray,计算机断层扫描CT,运动成像Tomosynthesis)采集信息完备程度的分析,分别从空间域和频率域的角度论证了信息完备性程度的一致性。
- Considering the character of human visual system (HVS) and the actual demand in information protection,this paper describes a method to embed a digital watermark into a digital image in the spatial domain. 根据著作权、版权保护的实际需要 ;结合人眼视觉系统的有关特性 ;探讨了数字图像中数字水印的加入与提取方法 .
- Discrete fourier transform ( DFT) was introduced into the spatial domain signal processing to analyse and process the uniformly spaced linear array signals, and a method to extract the DOA of signal was presented. 将离散傅里叶变换(DFT)引入到空域信号处理中;对等距线阵接收的信号进行了分析和处理;提出了一种提取信号来波方向的方法.
- The method can parallel serial digital image processing algorithms which process digital images on spatial domain and implement partition and allocation of processing task of aerial image. 在系统中应用符合数字图像处理特点的区域分解并行算法 ;这样使在空间域串行图像处理算法得到并行化 ;从而合理地对任务进行划分与分配 ;同时保证各DSP处理机负载平衡 .
- Firstly, Local Walsh Transform (LWT) is defined and generalized in spatial domain to extract local texture information. 首先给出局部沃尔什变换(LWT)的定义,并在空域中对其加以推广,用以提取图像的局部纹理信息;
- A digital image watermarking scheme embedded in spatial domain based on BSS (blind source separation) was proposed. 摘要提出了一种基于盲源分离理论的时空域嵌入的数字图像水印算法。
- The watermark is designed in a cirque pattern and it is embedded in spatial domain using odd-even quantization. 设计了一种圆环形的水印模式,并在空域采用奇偶量化嵌入水印;
- An equivalent two source phase domain method for calculating interline fault in the double circuit line is presented. 基于二端口网络理论,采用等值双端电源相分量法进行跨线短路故障计算。
- This method is easier to numerate implementation than the traditional time domain method of moment. 与传统求解时域电场积分方程的时域矩量法相比,该方法易于数值实现。
- Simulation results reveal that global stability and creditability of GALILEO are superior to GPS in temporal and spatial domain. 仿真结果表明,在中国大陆范围内,galileo系统在时间域和空间域上的整体稳定性优于GPS系统。
- Multi-resolution time domain method can be used to improve the credulity and accuracy of the GPR detection. 模拟结果表明,采用时域多分辨率法可提高探地雷达探测的可靠性、准确度。
- A second strand in the super-resolution story,developing in parallel to the first,was based purely in the spatial domain. 中的一个超分辨率的故事第二个组成部分,同时向第一个发展中国家,是基于纯粹的空间域。
- Image enhancement in spatial domain, the sources include histogram, laplacian, unsharp mask, and spatial filter has been tested. (译):图像增强在空间领域,来源包括直方图,拉普拉斯,锐化遮罩和空间滤波器进行了测试。
- A Lagrange multiplier based fictitious domain method for the Dirichlet problem of a class of linear elliptic operators is discussed. 本文首先讨论了一类椭圆型算子Dirichlet问题的基于Lagrange乘子的虚拟区域方法。
- But resampling in the frequency domain will causes replicas occur in the spatial domain if we do not use any reconstruction filter. 但是它会有频域空间再取样的问题,导致重叠影像的失真现象,因此滤波器的设计对傅立叶立体资料描绘法是非常重要的研究主题。
- A frequency domain method for predicting the fatigue life of notched specimens under random vibration loading is presented. 提出了一个考虑应力集中和疲劳极限影响的缺口件频域随机振动疲劳寿命估算方法。
- The DVP is also analyzed in frequency domain method and remarkable difference is found between the healthy people and the patient objects. 同时对脉搏波进行了简单的频域分析,得出动脉硬化患者与健康人脉搏波的显著差别。