t B3. Istanbul 2004 
given V and A, 
tory, we follow a 
: curves, but now 
ce. Hence, in each 
ery pixel in A and 
sponding segment 
1e correspondence 
ited line segment is 
eration. 
rm curves is based 
le previous section. 
ever. As has been 
been developed for 
erivatives. Clearly, 
singularities at the 
ne of the equations 
derivatives cag) be 
w to address these 
way to circumvent 
parameter / at the 
corresponding line 
oree of freedom to 
rection is removed. 
re the object space 
thus reducing the 
h a vertex. For the 
is recommended to 
ighborhood of the 
. cubic spline, to 
yw us to employ the 
section without any 
WORK 
ry results from an 
ion of airborne and 
ng feature-based 
ilar, ERS-2 and 
ome airborne SAR 
For each particular 
ll be examined with 
lable, their shape as 
on) within the SAR 
o the problem of 
SAR images, our 
¢ accurate estimates 
tors, being a crucial 
tforms often being 
/ielding non-smooth 
Obtaining the same 
ould either require 
ng and navigation 
ense distribution of 
ctically impossible 
and reported herein 
: has provided the 
s for orienting and 
] by doing that has 
'rocessing. 
International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, Vol XXXV, Part B3. Istanbul 2004 
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