From principle, we use the Fourier method to compare the information consistency in the spatial domain and frequency domain for traditional X-ray, CT and Tomosynthesis device.

• 从原理层面,基于对不同X-ray医疗设备(传统X-ray,计算机断层扫描CT,运动成像Tomosynthesis)采集信息完备程度的分析,分别从空间域和频率域的角度论证了信息完备性程度的一致性。