未知光照下光度立体法中光源位置的辨识
空间物理
2019-01-09 v1
摘要
从一组图像重建物体的三维形状是计算机视觉中的经典问题。光度立体法是可能的方法之一。它基于以下假设：物体在不同光照条件下从固定视点被观测。传统方法要求光源位置被精确已知。已证明当至少有观测物体的6幅图像时，光源位置可直接从数据估计。在本文中，我们给出了在未知光照下求解光度立体问题的算法的Matlab实现，并提出了一种简单的射击技术以解决浅浮雕歧义。
引用
@article{arxiv.1809.06932,
title = {Electron-Scale Dynamics of the Diffusion Region during Symmetric Magnetic Reconnection in Space},
author = {R. B. Torbert and J. L. Burch and T. D. Phan and M. Hesse and M. R. Argall and J. Shuster and R. E. Ergun and L. Alm and R. Nakamura and K. Genestreti and D. J. Gershman and W. R. Paterson and D. L. Turner and I. Cohen and B. L. Giles and C. J. Pollock and S. Wang and L. -J. Chen and Julia Stawarz and J. P. Eastwood and K. - J. Hwang and C. Farrugia and I. Dors and H. Vaith and C. Mouikis and A. Ardakani and B. H. Mauk and S. A. Fuselier and C. T. Russell and R. J. Strangeway and T. E. Moore and J. F. Drake and M. A. Shay and Yu. V. Khotyaintsev and P. -A. Lindqvist and W. Baumjohann and F. D. Wilder and N. Ahmadi and J. C. Dorelli and L. A. Avanov and M. Oka and D. N. Baker and J. F. Fennell and J. B. Blake and A. N. Jaynes and O. Le Contel and S. M. Petrinec and B. Lavraud and Y. Saito},
journal= {arXiv preprint arXiv:1809.06932},
year = {2019}
}
备注
4 pages, 3 figures, and supplementary material