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Image reconstruction method for exterior circular cone-beam CT based on weighted directional total variation in cylindrical coordinates

Guo, YM; Zeng, L; Wang, JX; Shen, ZQ

Zeng, L (corresponding author), Chongqing Univ, Coll Math & Stat, Chongqing 401331, Peoples R China.; Zeng, L (corresponding author), Chongqing Univ, Engn Res Ctr Ind Computed Tomog Nondestruct Testi, Educ Minist China, Chongqing 400044, Peoples R China.

JOURNAL OF INVERSE AND ILL-POSED PROBLEMS, 2020; 28 (2): 155

Abstract

The exterior cone-beam computed tomography (CBCT) appears when the x-rays can only pass through the exterior region of an object due to the restrictio......

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