航放数据处理中出现负值的原因及解决方法

邓德伟, 杨波, 杨玉勤, 吴雪, 贾化山, 张翔, 骆燕, 祁程

Analysis and solution of negative values in airborne radioactivity data processing

De-Wei DENG, Bo YANG, Yu-Qin YANG, Xue WU, Hua-Shan JIA, Xiang ZHANG, Yan LUO, Cheng QI

图1 大气氡修正后的高值假异常曲线 a—飞机本底及宇宙射线修正后铀窗计数率曲线;b—上测铀窗计数率滤波前后对比曲线;c—氡本底计数率曲线;d—大气氡修正后铀窗计数率曲线

Fig.1 Curve of high value false anomaly after atmospheric radon correction a—curve of uranium window count after aircraft background and cosmic rays correction;b—contrast curve of the upper uranium window before and after filtering;c—curve of radon background count ;d—curve of uranium window count after atmospheric radon correction