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FusionCode1
- 针对多聚焦图像融合,本文首先介绍了小波变换融合算法,虽然小波变换方法无冗余,高频分量损失较小,具有较好的融合效果,但存在两个主要缺点:一是移变性,二是融合图像在重构时会受到一些外来因素的影响,所以仍会丢失一些边缘信息,为了克服小波变换法的以上缺点,可以采用基于小波分解和点扩展函数模型PSF相结合的融合方法。该方法首先对不同的图像进行无降2采样的小波分解,以保持与源图像大小相同,然后分别将其各方向、各尺度的高频分量进行叠加,并依此提取其高频分量的特征信息来判定清晰目标或模糊目标,以此来设计融合算法
heterodyne_unwrap
- 包含用于条纹图像的旋转滤波、四步相移法程序和多频外差算法程序,用于光栅投影法的三维重建-Contains filter fringe image rotation, four-step phase shift method procedures and multi-frequency heterodyne algorithm for three-dimensional reconstruction of the grating projection
Four-step-phase-shift-method
- 四步相移法程序和最小二乘法相位解包裹程序,已经验证,此方法比较不错。-Four step phase-shift method program and least squares phase solution package, have validation, this method is good.
dct
- 这是一款matlab相位解包裹源代码.将由四步相移法得到的相位主值展开。-This is a phase unwrapping matlab source code will be four-step phase shift method to get the main value of the expansion phase.
HuaChuang
- 通过对滑窗处理的仿真,验证滑窗处理法对多相码脉压后的旁瓣抑制作用,仿真分为两个部分,存在多普勒频移和不存在多普勒频移-Through the sliding window treatment simulation, verification sliding window approach for polyphase code sidelobe pulse inhibition after simulation is divided into two parts, the presence and
sibuyixiang
- 三维面形重构程序,使用了经典的四步移相法。另附两种滤波方法和图片批量剪裁处理代码。-D shape reconstruction process, the use of the classic four-step phase shift method. Attached two filtering methods and cropping pictures batch processing code.
xiangweijiebaoguo
- 应用四步相移法实现包裹相位的解缠,另有解缠结果-Application of four step phase shifting method to achieve the wrapped phase unwrapping, otherwise the unwrapping results
SIBUXIANGYI
- 采用四步相移法的图像生成程序,该图像主要用于三维结构光的重构。-use the four step shift method to produce the image,this image is mainly used for the 3d reconstruction
si-bu-gan-she-fa
- 数字全息图求相位,采用四步相移法,可以准确的提取图像相位。-Digital holograms seeking phase, four-step phase shift method can accurately extract image phase.
system-calibration
- 三维形貌测量中,相移法,系统标定,棋盘格系统标定-D shape measurement, the phase shift method, system calibration, system calibration checkerboard
相移法
- 运用于使用光栅投影法进行三维测量环境,使用四步移相法提取相位(即相位解包裹),从畸变的光栅图像中提取出物体三维信息。(This method is applied to the three-dimensional measurement environment using grating projection method. Four-step phase-shifting method is used to extract the phase (phase unwrapping) and th
rebuild
- 正弦条纹打在三维物体上,CCD记录到的条纹由于受到三维物体高度的调制而发生扭曲,扭曲的条纹(deformed fringe)实质上为原始条纹在物体具有高度存在的位置有了附加相位,各点的相位表现为由CCD图像采集获得的被调制的条纹数字图像的灰度值。通过扭曲的条纹和原始条纹比对计算得出相位变化值。(Sinusoidal fringe strikes a three-dimensional object, and the fringes recorded by CCD are distorted du