bundle block adjustment with 3d natural cubic splines

bundle block adjustment with 3d natural cubic splines bundle block adjustment with 3d natural cubic splines

13.07.2015 Views

without error so the accuracy of control spline is propagated into the recovery ofEOPs. The result is described in table 5.12.EOPsImage X c [m] Y c [m] Z c [m] ω [deg] ϕ [deg] κ [deg]ξ 0 547000.00 7659000.00 14000.00 3.8471 2.1248 91.8101762 ˆξ 547465.37 7658235.41 13700.25 0.3622 0.5124 91.5124±15.0911 ±13.0278 ±5.4714 ±0.8148 ±0.1784 ±0.1717ξ 0 546500.00 7670000.00 13500.00 0.1125 0.6128 90.7015764 ˆξ 546963.22 7672016.87 13708.82 -0.3258 -0.5217 91.1612±12.5460 ±17.1472 ±7.1872 ±0.6913 ±0.8632 ±1.1004ξ 0 546000.00 7680000 13700 1.4871 5.9052 92.0975766 ˆξ 546547.58 7685836.75 13712.20 1.2785 0.5469 92.9796±13.8104 ±12.1486 ±8.4854 ±1.4218 ±1.1957 ±0.6557Spline location parametersImage 762 Image 764t 1 t 4 t 7 t 10 t 2 t 5ξ 0 0.08 0.32 0.56 0.80 0.16 0.40ˆξ 0.0865 0.3192 0.5701 0.8167 0.1759 0.4167±0.0097 ±0.0159 ±0.0072 ±0.0088 ±0.0067 ±0.0085Image 764 Image 766t 8 t 11 t 3 t 6 t 9 t 12ξ 0 0.64 0.88 0.24 0.48 0.72 0.96ˆξ 0.6557 0.8685 0.2471 0.4683 0.7251 0.9713±0.0131 ±0.0092 ±0.0086 ±0.0069 ±0.0141 ±0.0089Table 5.12: EOP and spline location parameter recoveryThe control information about spline is utilized as stochastic constraints in theadjustment model. Since adding stochastic constraints removes the rank deficiency94

of the Gauss-Markov model corresponding to spline parameters which spline parametersare dependent to spline location parameters, bundle block adjustment can beimplemented using only the extended collinearity equations for natural cubic splines.95

of the Gauss-Markov model corresponding to spline parameters which spline parametersare dependent to spline location parameters, <strong>bundle</strong> <strong>block</strong> <strong>adjustment</strong> can beimplemented using only the extended collinearity equations for <strong>natural</strong> <strong>cubic</strong> <strong>splines</strong>.95

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