臭氧激光雷达硬件故障数据的识别方法 
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Identification Method of Ozone Lidar Hardware Failure Data
1 中国科学院安徽光学精密机械研究所环境光学与技术重点实验室, 安徽 合肥 230031
2 中国科学技术大学, 安徽 合肥 230037
3 安徽大学物质科学与信息技术研究院, 安徽 合肥 230039
图 & 表
图 1. 无硬件故障数据的Z/Z-及r的概率统计分布曲线。(a) Z/Z-;(b) r
Fig. 1. Probability statistical distribution curves of Z/Z- and r of data without hardware failure. (a) Z/Z-; (b) r
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图 2. 有硬件故障数据的Z/Z-及r概率统计分布曲线。(a) Z/Z-;(b) r
Fig. 2. Probability statistical distribution curves of Z/Z- and r of data with hardware failure. (a) Z/Z-; (b) r
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图 3. 相关系数随时间变化
Fig. 3. Correlation coefficient versus time
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图 4. Z/Z-及r对应的隶属函数曲线。(a) Z/Z-;(b) r
Fig. 4. Corresponding membership function curves of Z/Z- and r. (a) Z/Z-; (b) r
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图 5. 误判数据的回波波形图。(a)云;(b)电子学故障;(c)沙尘
Fig. 5. Echo waveform of misjudged data. (a) Cloud; (b) electronic failure; (c) dust
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图 6. 300~500 m高度处信噪比和臭氧浓度均值的聚类分析图
Fig. 6. Cluster analysis of mean value of SNR and ozone concentration at a height of 300~500 m
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表 1大气臭氧探测激光雷达硬件故障数据的识别效果
Table1. Identification effect of hardware failure data of atmospheric ozone detection lidar
| Type of data | Data discriminated as hardware failure data | Data discriminated as normal data |
|---|
| Hardware failure data(1225) | 1143(TN) | 82(FP) | | Normal data(10692) | 1942(FN) | 8750(TP) |
|
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表 2大气臭氧探测激光雷达正常数据的识别效果
Table2. Identification effect of normal data of atmospheric ozone detection lidar
| Type of data | Data discriminated as hardware failure data | Data discriminated as normal data |
|---|
| Normal data(10692-544=10148) | 1942-544=1398(FN) | 8750(TP) |
|
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表 3误判校正后大气臭氧探测激光雷达硬件故障数据的识别效果
Table3. Identification effect of hardware failure data of ozone detection lidar after misjudgment correction
| Type of data | Data discriminated as hardware failure data | Data discriminated as normal data |
|---|
| Hardware failure data(1225) | 1143(TN) | 82(FP) | | Normal data(10148) | 362(FN) | 9786(TP) |
|
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表 4大气臭氧探测激光雷达硬件故障数据的识别效果
Table4. Identification effect of hardware failure data of ozone detection lidar
| Type of data | Data discriminated as hardware failure data | Data discriminated as normal data |
|---|
| Hardware failure data(129) | 120(TN) | 9(FP) | | Normal data(282) | 13(FN) | 269(TP) |
|
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郑朝阳, 张天舒, 范广强, 刘洋, 吕立慧, 项衍. 臭氧激光雷达硬件故障数据的识别方法[J]. 中国激光, 2019, 46(4): 0404004. Zhaoyang Zheng, Tianshu Zhang, Guangqiang Fan, Yang Liu, Lihui Lü, Yan Xiang. Identification Method of Ozone Lidar Hardware Failure Data[J]. Chinese Journal of Lasers, 2019, 46(4): 0404004.
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