no code implementations • 22 Oct 2018 • Weiwen Wu, Qian Wang, Fenglin Liu, Yining Zhu, Hengyong Yu
Spectral computed tomography (CT) has a great potential in material identification and decomposition.
no code implementations • 6 May 2019 • Weiwen Wu, Haijun Yu, Peijun Chen, Fulin Luo, Fenglin Liu, Qian Wang, Yining Zhu, Yanbo Zhang, Jian Feng, Hengyong Yu
Second, we employ the direct inversion (DI) method to obtain initial material decomposition results, and a set of image patches are extracted from the mode-1 unfolding of normalized material image tensor to train a united dictionary by the K-SVD technique.