基于非合作目标图像处理技术的大间距轴线一致性检测方法

张勇; 吴浩; 牛刚

doi:doi:10.3788/LOP56.051203

激光与光电子学进展, 2019, 56 (5): 051203, 网络出版: 2019-07-31

基于非合作目标图像处理技术的大间距轴线一致性检测方法下载： 1118次

Consistency Detection Method for Large Spacing Axis Based on Non-Cooperative Target Image Processing Technology

张勇 ^1,*吴浩 ²牛刚 ¹

作者单位

¹ 中国人民解放军32181部队, 河北石家庄 050000

² 陆军工程大学石家庄校区电子与光学工程系, 河北石家庄 050003

图 & 表

图 1. 有限远图像测量法示意图(D为有限远)。(a)整体;(b)截面

Fig. 1. Diagram of finite distance image measurement method (D is finite). (a) Overall schematic; (b) section

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图 2. 图像测量法原理图

Fig. 2. Schematic of image measurement

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图 3. SIFT计算结果

Fig. 3. Calculation result by SIFT

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图 4. 光学传感器采集图像及RANSAC配准后十字分划中心位置示意图。(a) O1采集图像;(b) O2采集图像;(c) O2采集图像放大图

Fig. 4. Images acquired by optical sensors and center position of cross-section after registration of RANSAC. (a) Image acquired by O1; (b) image acquired by O2; (c) enlarged image by O2

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图 5. 目镜图像采集装置外观及示意图。(a)装置外观;(b)装置结构

Fig. 5. Appearance and diagram of eyepiece image acquiring device. (a) Appearance of the device; (b) device structure

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图 6. 机械连接插轴外观及内部结构。(a)外观;(b)装置结构

Fig. 6. Appearance and internal structure of mechanical connection plug. (a) Appearance; (b) device structure

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图 7. 实验装置

Fig. 7. Experimental equipment

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图 8. 两根光轴不平行时的采集图像。(a) O1采集图像;(b) O2采集图像;(c) O1与O2分划中心偏差示意图

Fig. 8. Captured images when two optical axes are not parallel. (a) Images captured by O1; (b) images captured by O2; (c) center deviation of O1 and O2

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图 9. 轴间距测量误差为10 mm,测距误差为1 m时的误差分析结果

Fig. 9. Error analysis result for axis distance measurement error of 10 mm and range error of 1 m

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表 1两根光轴平行时轴线偏差计算结果

Table1. Results of axis deviation when two optical axes are parallel

Coordinate A'	Coordinate B	Coordinate C	W /m	L_A'B /pixel	l_A'B /mm	Measurement /(″)
2247,1560	2249,1540	2277,2013	900	20.10	381.78	18.74
2131,1464	2133,1446	2159,1871	900	18.11	382.81	18.98
2135,1474	2136,1458	2159,1833	900	16.03	384.03	19.26
1727,1562	1766,1535	1799,2176	390	47.43	288.22	6.23
1913,1631	1938,1612	1958,1984	390	31.40	328.73	15.19
2151,1593	2166,1573	2186,1939	390	25.00	265.99	17.98
2336,1385	2424,1347	2466,2080	220	95.85	287.22	11.98
2299,1663	2369,1619	2400,2203	220	82.68	311.03	10.34
2360,1653	2415,1614	2445,2131	220	67.42	286.43	12.72
1925,1504	1984,1481	2002,1774	145	63.32	312.79	18.20
1928,1526	1965,1512	1977,1697	145	39.56	309.42	13.39

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表 2两根光轴不平行时轴线偏差

Table2. Axis deviation when two optical axes are not parallel

Coordinate A'	Coordinate B	Coordinate C	W /m	L_A'B /pixel	l_A'B /mm	Measurement /(″)	Deviation /(″)
1680,1318	1900,1315	1915,1677	900	220	5165.4	1183.8	-35.2
1913,1432	2024,1429	2031,1613	900	111	5127.4	1175.1	-43.9
1991,1258	2269,1249	2288,1704	900	278	5197.0	1191.1	-27.9
2008,1420	2131,1416	2138,1600	390	123	2306.6	1219.9	0.9
1967,1265	2269,1238	2289,1691	390	303	2307.8	1220.6	1.6
1902,1102	2365,1053	2394,1744	390	465	2325.5	1229.9	10.9
1899,1425	2030,1419	2038,1604	220	131	1258.0	1179.5	-39.5
1774,1323	2029,1309	2043,1670	220	255	1255.2	1176.8	-42.2
1464,1093	1955,1069	1983,1762	220	492	1259.3	1180.7	-38.3
1878,1431	2024,1419	2032,1602	145	146	859.6	1222.8	3.8
1713,1330	1993,1297	2007,1661	145	282	822.3	1169.7	-49.3
1338,1126	1895,1057	1918,1749	145	561	875.4	1245.3	26.3

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张勇, 吴浩, 牛刚. 基于非合作目标图像处理技术的大间距轴线一致性检测方法[J]. 激光与光电子学进展, 2019, 56(5): 051203. Yong Zhang, Hao Wu, Gang Niu. Consistency Detection Method for Large Spacing Axis Based on Non-Cooperative Target Image Processing Technology[J]. Laser & Optoelectronics Progress, 2019, 56(5): 051203.

基于非合作目标图像处理技术的大间距轴线一致性检测方法下载： 1118次

图 1. 有限远图像测量法示意图(D为有限远)。(a)整体;(b)截面

Fig. 1. Diagram of finite distance image measurement method (D is finite). (a) Overall schematic; (b) section

图 2. 图像测量法原理图

Fig. 2. Schematic of image measurement

图 3. SIFT计算结果

Fig. 3. Calculation result by SIFT

图 4. 光学传感器采集图像及RANSAC配准后十字分划中心位置示意图。(a) O1采集图像;(b) O2采集图像;(c) O2采集图像放大图

Fig. 4. Images acquired by optical sensors and center position of cross-section after registration of RANSAC. (a) Image acquired by O1; (b) image acquired by O2; (c) enlarged image by O2

图 5. 目镜图像采集装置外观及示意图。(a)装置外观;(b)装置结构

Fig. 5. Appearance and diagram of eyepiece image acquiring device. (a) Appearance of the device; (b) device structure

图 6. 机械连接插轴外观及内部结构。(a)外观;(b)装置结构

Fig. 6. Appearance and internal structure of mechanical connection plug. (a) Appearance; (b) device structure

图 7. 实验装置

Fig. 7. Experimental equipment

图 8. 两根光轴不平行时的采集图像。(a) O1采集图像;(b) O2采集图像;(c) O1与O2分划中心偏差示意图

Fig. 8. Captured images when two optical axes are not parallel. (a) Images captured by O1; (b) images captured by O2; (c) center deviation of O1 and O2

图 9. 轴间距测量误差为10 mm,测距误差为1 m时的误差分析结果

Fig. 9. Error analysis result for axis distance measurement error of 10 mm and range error of 1 m

表 1两根光轴平行时轴线偏差计算结果

Table1. Results of axis deviation when two optical axes are parallel

表 2两根光轴不平行时轴线偏差

Table2. Axis deviation when two optical axes are not parallel

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图 1. 有限远图像测量法示意图(D为有限远)。(a)整体;(b)截面

Fig. 1. Diagram of finite distance image measurement method (D is finite). (a) Overall schematic; (b) section

图 2. 图像测量法原理图

Fig. 2. Schematic of image measurement

图 3. SIFT计算结果

Fig. 3. Calculation result by SIFT

图 4. 光学传感器采集图像及RANSAC配准后十字分划中心位置示意图。(a) O1采集图像;(b) O2采集图像;(c) O2采集图像放大图

Fig. 4. Images acquired by optical sensors and center position of cross-section after registration of RANSAC. (a) Image acquired by O1; (b) image acquired by O2; (c) enlarged image by O2

图 5. 目镜图像采集装置外观及示意图。(a)装置外观;(b)装置结构

Fig. 5. Appearance and diagram of eyepiece image acquiring device. (a) Appearance of the device; (b) device structure

图 6. 机械连接插轴外观及内部结构。(a)外观;(b)装置结构

Fig. 6. Appearance and internal structure of mechanical connection plug. (a) Appearance; (b) device structure

图 7. 实验装置

Fig. 7. Experimental equipment

图 8. 两根光轴不平行时的采集图像。(a) O1采集图像;(b) O2采集图像;(c) O1与O2分划中心偏差示意图

Fig. 8. Captured images when two optical axes are not parallel. (a) Images captured by O1; (b) images captured by O2; (c) center deviation of O1 and O2

图 9. 轴间距测量误差为10 mm,测距误差为1 m时的误差分析结果

Fig. 9. Error analysis result for axis distance measurement error of 10 mm and range error of 1 m

表 1两根光轴平行时轴线偏差计算结果

Table1. Results of axis deviation when two optical axes are parallel

表 2两根光轴不平行时轴线偏差

Table2. Axis deviation when two optical axes are not parallel

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基于非合作目标图像处理技术的大间距轴线一致性检测方法下载： 1118次