1项目来源“公共交通工具违禁物品非接触式检测与报警防范技术研究”(项目编号:201302ZDYJ008)项目是2013年度公安部重点研究计划立项项目,由广东省公安厅科技信息化处承担,2015年3月通过公安部科技信息化局组织的验收。2研究背景及意义近年来,全国多个省市在人流密集公共交通工具和公共场所发生多起纵火爆炸案及持刀伤人的恐怖事件,涉案当事人通过制造爆炸案 1 Project Source Research on Non-contact Detection and Alarm Prevention of Prohibited Articles in Public Transport Project No. 201302ZDYJ008 The project is a key project of the Ministry of Public Security of 2013. It is undertaken by the Science and Technology Information Department of Guangdong Provincial Public Security Bureau, March 2015 through the Ministry of Public Security Bureau of Science and Technology Information Organization acceptance. 2 Research Background and Significance In recent years, many provinces and cities across the country in densely populated public transport and public places there have been a number of arson bombing and terrorist incidents involving knives and wounds, the parties involved in the case through the manufacture of explosions