Media type: Electronic Conference Proceeding Title: Cupping artifacts analysis and correction for a FPD-based cone-beam CT Contributor: Zhang, Li; Gao, Hewei; Li, Shuanglei; Chen, Zhiqiang; Xing, Yuxiang imprint: SPIE, 2006 Published in: SPIE Proceedings Extent: Language: Not determined DOI: 10.1117/12.650503 ISSN: 0277-786X Origination: Footnote: