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Systems and methods for dynamic refocusing of high resolution images generated using images captured by a plurality of imagers

机译:用于动态重聚焦使用多个成像器捕获的图像生成的高分辨率图像的系统和方法

摘要

Systems and methods in accordance with embodiments of the invention are disclosed that use super-resolution (SR) processes to use information from a plurality of low resolution (LR) images captured by an array camera to produce a synthesized higher resolution image. One embodiment includes obtaining input images, determining an initial estimate of at least a portion of a high resolution image using a plurality of pixels from the input images, and determining a high resolution image that when mapped through the forward imaging transformation matches the input images to within at least one predetermined criterion using the initial estimate of at least a portion of the high resolution image. In addition, each forward imaging transformation corresponds to the manner in which each imager generates the input images, and the high resolution image has a resolution that is greater than any of the input images.
机译:公开了根据本发明实施例的系统和方法,该系统和方法使用超分辨率(SR)过程来使用来自由阵列照相机捕获的多个低分辨率(LR)图像的信息以产生合成的高分辨率图像。一个实施例包括:获得输入图像;使用来自输入图像的多个像素来确定高分辨率图像的至少一部分的初始估计;以及确定当通过前向成像变换映射时将输入图像匹配到的高分辨率图像。使用高分辨率图像的至少一部分的初始估计,在至少一个预定准则内确定至少一个。另外,每个正向成像变换对应于每个成像器生成输入图像的方式,并且高分辨率图像具有大于任何输入图像的分辨率。

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