发明名称 |
PROCEDE D'INSPECTION DE SECURITE DE CHARGEMENT BASE SUR UN BALAYAGE EN SPIRALE. |
摘要 |
A cargo security inspection method and system based on spiral scanning, the method including: spirally scanning an inspected object at a first precision to obtain the transmission projection data; judging whether there is a suspect area in the inspected area; scanning at least one slice of the suspect area at a second precision wherein the second precision is greater than the first precision; reconstructing a tomographic image of the at least one slice; and using the reconstructed tomographic image to judge whether there is any dangerous article in the suspect area. |
申请公布号 |
FR2900732(B1) |
申请公布日期 |
2012.08.17 |
申请号 |
FR20070054919 |
申请日期 |
2007.05.07 |
申请人 |
TSINGHUA UNIVERSITY;NUCTECH COMPANY LIMITED |
发明人 |
KANG KEJUN;ZHANG LI;CHEN ZHIQIANG;HU HAIFENG;LI YUANJING;LIU YINONG;ZHANG GUOWEI;ZHAO ZIRAN;XING YUXIANG;XIAO YONGSHUN |
分类号 |
G01N23/04;G06T7/00 |
主分类号 |
G01N23/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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