A geometric correction using a first order 2D polynomial model was solved with Ground Control Points and led to the following model relating the position in an image C= -60000 + 0.04* X + 0.001* Y 1=-196000 - 0.001*X +0.04* Y This model is assessed independently by locating 2 Check Points (CPs) of known coordinates. The table below provides the NZTM coordinates of each CP, as well as the image location where each point was identified. Check Point |column (c) 250 ine (1) 320 Easting 1382682.0 Northing 4942569.0 CP1 CP2 510 100 1389315.0 4937235.0 Calculate and provide the overalI Root Mean Square (RMS) residual in pixel unit corresponding to this independent assessment.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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QUESTION 5
A geometric correction using a first order 2D polynomial model was solved with Ground Control Points and led to the following model relating the position in an image
expressed in piİxels as column ( C) and lines ( ) to its projected coordinates on NZTM denoted by X.Y:
C = -60000 + 0.04* X+ 0.001* Y
| = -196000 - 0.001* X +0.04* Y
This model is assessed independently by locating 2 Check Points (CPS) of known coordinates. The table below provides the NZTM coordinates of each CP, as well as the
image location where each point was identified.
Check Point
column (C)
Northing
4942569.0
line (1)
Easting
CP1
250
320
1382682.0
CP2
510
100
1389315.0
4937235.0
Calculate and provide the overalI Root Mean Square (RMS) residual in pixel unit corresponding to this independent assessment.
Transcribed Image Text:QUESTION 5 A geometric correction using a first order 2D polynomial model was solved with Ground Control Points and led to the following model relating the position in an image expressed in piİxels as column ( C) and lines ( ) to its projected coordinates on NZTM denoted by X.Y: C = -60000 + 0.04* X+ 0.001* Y | = -196000 - 0.001* X +0.04* Y This model is assessed independently by locating 2 Check Points (CPS) of known coordinates. The table below provides the NZTM coordinates of each CP, as well as the image location where each point was identified. Check Point column (C) Northing 4942569.0 line (1) Easting CP1 250 320 1382682.0 CP2 510 100 1389315.0 4937235.0 Calculate and provide the overalI Root Mean Square (RMS) residual in pixel unit corresponding to this independent assessment.
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