| 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. | Maximum a posteriori restoration with markov constraint for three - dimensional optical - sectioning microscopy
三维显微图像复原及点扩散函数的研究 |
| 4. | Experimental results and simulations show that the fringe spacing of the psf is narrow down with the increasing of and l
实验和仿真结果表明，点扩散函数的条纹间距随锥镜夹角增大而变窄，随点光源距透镜距离的增大而变窄。 |
| 5. | Second , we can not identifies the psf of the blurred image , that is to say , we only have insufficient information of the blurred image
其次，当我们不能确定系统的点扩散函数时，也就是说，对于模糊图像，我们没有充分的信息。 |
| 6. | In the method dfd ( depth from defocus ) , feasibilities of restoring images from defocus images and estimating the focused position are discussed and confirmed
离焦深度法估计离焦距离或者进行图像恢复的依据是成像系统的点扩散函数及它所产生的模糊圆。 |
| 7. | Psf models were introduced into full digital autofocus , and theirs function module and evaluation module were implemented using image restoration
点扩散函数模型分别被用于全数字对焦处理，并通过基于点扩散函数的图像恢复，完成全数字对焦的功能模块和评价模块。 |
| 8. | 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。 |
| 9. | 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。 |
| 10. | In the light of the weakness of the traditional method , this thesis improves the point spread function ( psf ) of the imaging system . meanwhile , this thesis adds line process as a priori to set up several convex constraint sets
针对传统凸集投影估计法的缺点,本文提出了改进的点扩散函数,同时利用图像的先验知识,提出了加入线过程作为凸约束。 |
