In the FPGA design, the pipelined technique is applied and the correction coefficient is stored in the interior memory of FPGA, meanwhile, blind pixel compensation is implemented.
利用FPGA在硬件上实现了该算法,内部采用流水线技术,校正系数存储在FPGA的片内存储器中并实现了盲元补偿。
The correction of camera optics distortion and sub-pixel method for image processing can reduce the error of target image orientation for the precision improvement of system measuring.
摄像机光学畸变的修正以及图像处理的亚像素定位方法,减小了目标图像的定位误差,提高了系统的测量和调整的精度。
Accumulated usage data of each pixel of the correction circuit is divided into a plurality of data portions, each of which is stored in a different storing means.
校正电路的每个像素的累计使用数据划分成多个数据部分,每个数据部分存储于不同的存储工具。
Then, it researched some main methods of nonuniformity correction and detecting approach and compensation of blind-pixel of focal plane array, and the techniques of infrared image processing.
其次研究了几种主要的非均匀校正方法以及焦平面阵列元的盲元检测和补偿的方法,对红外图像处理技术做了研究。
It can implement FPA data sample, data rearrange, nonuniformity correction, image enhancement, defect pixel automatic searching and compensation, video signal synthesizing and displaying, etc.
可以实时完成焦平面信号的数据采集、数据重排、非均匀性校正、图像增强、疵点自动查找和补偿以及视频合成显示等一系列功能。
In the process of image post-processing, precise pixel location is needed to guarantee the accuracy of geometry correction and distill effective cartographic information.
在图像的后处理过程中,为了保证图像的几何校准精度,以及为了从遥感影像中提取有效的制图信息等,均需要对其进行精确的地理定位。
In order to make the picture quality of LED display screen to be perfect, the technology of color and brightness correction of every pixel is indispensable.
为了获得优良的画质,必须采用逐点亮度色度修正的方法,提高显示屏的一致性、均匀性。文章以技术讲座的方式介绍色度亮度修正的原理、方法及相关的问题。
In order to make the picture quality of LED display screen to be perfect, the technology of color and brightness correction of every pixel is indispensable.
为了获得优良的画质,必须采用逐点亮度色度修正的方法,提高显示屏的一致性、均匀性。文章以技术讲座的方式介绍色度亮度修正的原理、方法及相关的问题。
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