通过实验获得了声相位图与声幅度图，并通过数字图像处理获得了相应的速度图与衰减图。
After processing the amplitude image and phase image which was come from experiment we obtain the distribution of the velocity and attenuation.
实验结果表明：该方法减少了数据传输量，规避了复杂的数字图像处理，提高了系统的测量速度。
The experiment shows that the proposed method can decrease the transmission quantity of the data, avoid the complicated image processing, and improve the measurement speed.
本文探讨了数字全息的原理与实验以及其不可撕毁性在数字图像处理、数字水印中的应用。
This paper presents the concept and the experiment of digital holography , its applications in digital image processing and digital watermarking using its characteristic of not being tore up.
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