• Acta Photonica Sinica
  • Vol. 49, Issue 8, 0812001 (2020)
Guang-feng XIANG1、2、3, Chan HUANG1、2、3, Bing-huan MENG1、3、*, Shuang LI1、3, Lin HAN1、3, Bi-hai TU1、2、3, and Jin HONG1、3
Author Affiliations
  • 1Anhui Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Hefei 230031, China
  • 2University of Science and Technology of China, Hefei 230026, China
  • 3Key Laboratory of Optical Calibration and Characterization, Chinese Academy of Sciences, Hefei 230031, China
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    DOI: 10.3788/gzxb20204908.0812001 Cite this Article
    Guang-feng XIANG, Chan HUANG, Bing-huan MENG, Shuang LI, Lin HAN, Bi-hai TU, Jin HONG. In-flight Image Registration and Performance Evaluation for Directional Polarimetric Camera[J]. Acta Photonica Sinica, 2020, 49(8): 0812001 Copy Citation Text show less
    DPC in-flight observation schematic
    Fig. 1. DPC in-flight observation schematic
    DPC in-flight imaging geometric model
    Fig. 2. DPC in-flight imaging geometric model
    In-band polarization image registration principle of DPC
    Fig. 3. In-band polarization image registration principle of DPC
    DPC in-flight image registration process
    Fig. 4. DPC in-flight image registration process
    Installation angle error analysis
    Fig. 5. Installation angle error analysis
    DPC geometrical model
    Fig. 6. DPC geometrical model
    DPC data preview
    Fig. 7. DPC data preview
    Multi-angle image registration performance in different bands
    Fig. 8. Multi-angle image registration performance in different bands
    Inter-band image registration performance
    Fig. 9. Inter-band image registration performance
    Band/nmf1kf3kf5kSkxSky
    443215.8191.318-0.634272.418255.897
    490214.7981.588-0.728272.404254.900
    565214.1532.140-0.906272.463255.948
    670214.0932.675-1.071272.419256.923
    763214.3473.029-1.178272.439255.961
    765214.3503.037-1.180272.412254.973
    865214.7493.336-1.268272.428255.987
    910214.9733.457-1.304272.406256.929
    Table 1. DPC interior orientation parameters
    Stageαβγ
    Pre-flight0°4'28"0°1'28"0°4'15"
    In-flight0°7'48"0°6'36"0°13'48"
    Table 2. DPC exterior orientation parameters
    AngleBand/nmAfter calibrationBefore calibration
    X|/pixelY|/pixelED/pixelX|/pixelY|/pixelED/pixel
    MeanSTDMeanSTDMeanSTDMeanSTDMeanSTDMeanSTD
    14430.1880.0840.1200.0330.2300.0620.6280.2230.3180.3310.7620.250
    4900.0990.0930.1730.1130.2270.0960.7720.1550.3690.2220.8870.123
    5650.1250.1030.1540.1220.2180.1300.7060.2000.2940.2290.7950.212
    6700.1200.0970.1620.1140.2240.1150.6430.1940.3320.2060.7490.207
    7630.0890.0890.1530.1250.1900.1350.6820.1480.2430.1660.7380.167
    7650.1150.1070.1280.1000.1940.1160.6280.2160.3060.1850.7190.227
    8650.1340.0990.1420.1070.2130.1170.6290.2040.3520.2110.7480.212
    9100.1220.1090.1630.1090.2200.1280.6430.2340.3370.1870.7500.234
    34430.1200.0890.1050.0810.1750.0950.5510.2070.5370.2660.7910.282
    4900.1140.0690.1600.1020.2100.0960.5940.2190.5860.3200.8550.338
    5650.1330.1050.1570.1130.2240.1270.4750.2310.4130.3210.6670.329
    6700.1170.1060.1380.1100.2020.1230.3970.2140.3080.2620.5360.282
    7630.1240.1070.1640.1310.2270.1380.4290.2340.3470.3110.5840.338
    7650.1130.0980.1330.1060.1950.1150.3920.2100.3080.2550.5330.271
    8650.1190.1040.1270.1040.1930.1210.3770.2150.2980.2450.5180.262
    9100.1300.1250.1230.1000.1990.1350.4570.2440.4090.3040.6400.344
    74430.1450.1320.1480.1050.2300.1340.4780.2260.3830.2200.6470.235
    4900.1280.1100.1660.1160.2300.1300.4840.2210.3720.2750.6410.293
    5650.1280.1240.1690.1690.2320.1530.4190.1970.3380.2390.5790.222
    6700.1350.1110.1420.1240.2150.1390.3640.2040.3210.2300.5270.230
    7630.1420.1260.1800.1310.2490.1520.4320.2180.2820.2510.5430.284
    7650.1390.1180.1390.1050.2140.1330.3520.2130.3070.2270.5100.234
    8650.1300.1100.1340.1030.2080.1190.3390.2120.2890.2240.4870.237
    9100.1420.1120.1340.1050.2150.1240.4050.2250.2980.2540.5450.265
    94430.1510.0990.2010.1340.2590.1540.6610.1860.5820.1910.8970.201
    4900.1630.1250.1130.1360.2020.1780.7560.1350.4470.2210.9020.151
    5650.1290.1390.1500.1160.2130.1630.6520.1590.4650.2730.8380.195
    6700.1580.1260.1300.1210.2260.1450.6450.2170.4130.2780.8060.249
    7630.1230.0950.1580.1250.2230.1230.6250.2160.2760.1920.7120.206
    7650.1390.1240.1740.1170.2470.1340.6240.2180.3700.2660.7660.239
    8650.1400.1160.1480.1200.2200.1430.6120.2240.4050.2730.7720.257
    9100.1050.0830.1650.1060.2040.1200.6010.2450.4850.2730.8210.236
    Table 3. Multi-angle image registration performance in different bands
    Band/nmAfter calibrationBefore calibration
    X|/pixelY|/pixelED/pixelX|/pixelY|/pixelED/pixel
    MeanSTDMeanSTDMeanSTDMeanSTDMeanSTDMeanSTD
    4430.0600.0390.1020.0680.1300.0560.2880.2200.2920.2340.4520.258
    4900.0900.0550.0860.0550.1330.0610.2330.1880.2120.1890.3470.223
    5650.0730.0550.0670.0490.1080.0600.2540.2100.2300.1890.3740.240
    7630.0750.0550.0790.0530.1200.0580.2730.2360.2350.2040.3950.267
    7650.0660.0510.0670.0480.1040.0550.2000.1930.1970.1860.3120.231
    8650.0760.0540.0810.0530.1210.0590.2360.2100.2600.2250.3840.265
    9100.0810.0580.0730.0500.1190.0600.2570.2170.2360.2110.3850.255
    Table 4. Inter-band image registration performance
    Band/nmChannelX|/pixelY|/pixelED/pixel
    MeanSTDMeanSTDMeanSTD
    490P1-P20.0330.0260.0740.0520.0860.051
    P3-P20.0410.0350.0490.0430.0700.047
    670P1-P20.0370.0370.0450.0460.0650.051
    P3-P20.0380.0420.0460.0470.0670.055
    865P1-P20.0600.0460.0430.0430.0820.053
    P3-P20.0740.0340.0540.0330.0980.033
    Table 5. Performance of in-band polarization image registration
    Guang-feng XIANG, Chan HUANG, Bing-huan MENG, Shuang LI, Lin HAN, Bi-hai TU, Jin HONG. In-flight Image Registration and Performance Evaluation for Directional Polarimetric Camera[J]. Acta Photonica Sinica, 2020, 49(8): 0812001
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