After getting pixel stripes with edge detection algorithm, the high precision strips could be detected by sub-pixel technology.
利用边缘提取算法获得像素级条纹后，再利用亚像素技术可以进一步对条纹进行高精度提取。
Digital imaging device model and the calibration and high precision sub-pixel positioning is the core technology in digital photogrammetry.
数字成像器件模型及标定和高精度亚象素定位技术是数字摄影测量中的核心技术。
In order to effectively improve the precision of the astronomical determination of space target, sub-pixel positioning technology research is very important for CCD exploration images.
为了有效的提高目标星象的天文定位精度，CCD观测图像的亚象素级高精度质心定位技术的研究至关重要。
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