Different from conventional imaging. ghost imaging (GI) is an indirect modality of imaging that needs multiple measurements of the second-order correlation of data collected from two detectors. In some particular cases. the exposure time of two detectors or the rotation speed of the ground glass may not meet the need of experimental condition. https://www.hindigyanvishv.com/super-find-Red-Pygmy-reg-Dogwood-Tree-limited-super/