Bas, Hüseyin Gazi
ition on the
(6)
aai( X — Xo) * aso( Y — Yo) * ass( Z — Zo)
f 2)dó ^ ydx
azi( X — Xo) * az»( Y — Yo) * aos( Z — Zo)
c (7)
as1( X — Xo) * as»( Y — Yo) * ass( Z — Zo)
d measured
f point; f is c. The difference between measured and computed image coordinates dx, dy were
incipal point obtained for all points.
9, dó, dk are d. Unkonown orientation errors dxo, dyo, df,..... etc., were solved by means of the
1e camera in equations (1) and (2).
ulas can be e. Then corrected photo coordinates of all image points were computed by matrix equation
t case which (5).
ving:
Table 1 shows the results obtained from the practical application. The results shows that
corrected photo coordinates are nearer than measured image coordinates to the theoretical correct
f (f cosd +x
- {x cos¢ -f
photo coordinates obtained from equations (6), (7).
Table 1. The results for the normal case of stereophotogrammetry
(the coordinates belong to left photo of related stereopair)
ed by means Test image coordinates obtained theoretical correct photo | corrected photo coordinates
are used in point from stereocomparator coordinates from equations from matrix equation (5)
obtained by number (6,7)
the Practical x (mm) X x* y^
y y
3-3 -8.100 -7.626 -7.527
10.090 11.245 11.268
3-9 11.970 12.486 12.584
10.031 11.169 11.196
6-6 2.139 2.590 2.734
0.114 1.223 1.217
9-3 -8.054 - -7.590 - -7.495 -
10.069 8.914 8.953
9-9 12.064 - 12.504 - 12.603 -
10.036 8.940 8.972
1-4 -4.781 -4.297 -4.198
or systematic 16.793 17.935 18.009
1-5 -1.434 -0.948 -0.849
16.822 17.969 18.038
1-6 2.319 2.830 2.956
17.906 19.100 18.543
' close-range 1-7 5.288 5.782 5.897
test field the 16.779 17.902 18.004
med following 1-8 8.593 9.095 9.216
16.810 17.948 18.036
3-4 -4.755 -4.268 -4.181
by using the 10.122 11.226 11.295
tation data of 3-8 8.647 9.148 9.248
nates. 10.017 11.145 11.183
9-7 5.350 - 5.786 = 5.885 -
10.036 8.923 8.959
International Archives of Photogrammetry and Remote Sensing. Vol. XXXIII, Part B5. Amsterdam 2000. 41
