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In recent years, 3D models have been utilized in many applications, such as auto-drivers, 3D reconstruction, VR, and AR. However, the scarcity of 3D model data does not meet its practical demands.
French and Egyptian researchers are making a "digital twin" of the Lighthouse of Alexandria in Egypt after lifting its ancient submerged blocks out of the Mediterranean Sea.
This paper presents a novel shadowed Chi-square model for the probability density function (PDF) of free space optics (FSO) channel irradiance fluctuations. The performance of the on-off keying (OOK) ...