| 1. | Point spread function in coded aperture imaging system
编码孔径成像系统中的点扩散函数 |
| 2. | Point spread function
点扩散函数 |
| 3. | Restoring turbulence - degraded images based on estimation of turbulence point spread function values
基于估计点扩展函数值的湍流退化图像复原 |
| 4. | The solution proposed here identifies important parameters with which to characterize the point spread function ( psf ) of the blur , given only the blurred image itself
这里提出的方法是仅根据模糊图像本身，求出确定系统点扩散函数（ psf ）的重要参数-模糊距离。 |
| 5. | Then design and characteristic equations , incoherent point spread function psf and computer simulations of binary optic imaging spectrometer ' s imaging performance are provided
第三章详细介绍了二元光学成像光谱技术的基本原理、特性方程、目标重建算法和优缺点。 |
| 6. | Based on the theories of non - diffracting imaging system in coherent light , the measurement system of point spread function ( psf ) of non - diffracting imaging system has been presented
摘要在分析相干光照明下无衍射成像系统理论的基础上，设计了无衍射光成像系统的点扩散函数的测量系统。 |
| 7. | With point spread function ( psf ) , the analytical expression of imaging resolution of the ultra - wideband ( uwb ) signal for both 360 ? and small angle rotating target are given
不同于其它uwb信号， impsar的辐射与接收有其特殊性，即信号的时空偶合，本文定量分析了时空偶合对impsar成像的影响。 |
| 8. | Preliminary qualitative explanations are given to the computation results based on the analogy of the integral equation to the point spread function in the conventional diffraction theory
通过把电磁场的积分方程和传统衍射理论中点扩展函数的类比，我们对近场散斑特性给出了初步的定性解释。 |
| 9. | Some different specific arithmetic were presented in recent 20 yrs . but all these arithmetic are applicable to point spread function which the parameters are known
目前，对于不同原因造成的图像变质的复原有了深入的研究，到现在已经提出了不同的具体算法，但这些方法适用于点扩展函数并已知其参数的情况。 |
| 10. | When the bar code is of higher density , adjacent edges interact each other due to the influence of the point spread function of image collection system , therefore , this kind of method becomes invalid
当条码密度较大时，受光学系统点扩展函数的影响，边缘相互干扰，这种技术不再适用。本文研究了高密度二维条码的识别技术。 |
