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INTERIOR ORIENTATION PRINCIPAL DISTANCE C IMAGE DISTORTION

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Presentation on theme: "INTERIOR ORIENTATION PRINCIPAL DISTANCE C IMAGE DISTORTION"— Presentation transcript:

1 INTERIOR ORIENTATION PRINCIPAL DISTANCE C IMAGE DISTORTION IMAGE COORDINATES OF PRINCIPAL POINT ( , ) I.O. PARAMETERS

2 + STEREO EVALUATION RELATIVE orientation EXTERIOR orientation
ABSOLUTE orientation PLOTTING FILE EDITING

3 RELATIVE ORIENTATION CLEARING OF THE PARALLAX VON GRUBER POINTS
R.O. Observations Rel Parallax residuals (Pixel) PHOTOGRAMMETRIC MODEL IS FORMED

4 ABSOLUTE orientation At least 3 Control Points per model
Good C.P. Distribution A.O. Observations Residuals X,Y,Z in terrain units (m)

5 ORIENTATION RESULTS Sigma – naught (pixel)
Planimetric and altimetric Sigma – naught (m) O. R. O. A. Coordinates of the projection centres (m) Rotation angles

6 THE PROBLEM OF THE CONVERGENT TAKINGS
STEREO COUPLE CONVERGENT COUPLE a>15° stereoscopy missing POSSIBLE SOLUTIONS WITH STEREOMETRIC PRO MONOSCOPIC PLOTTING EPIPOLAR RESAMPLING

7 SEPARETED OBSERVATIONS OF THE CORRESPONDING POINTS
MONOSCOPIC PLOTTING SEPARETED OBSERVATIONS OF THE CORRESPONDING POINTS IMAGE CORRELATION (automatic mode) EPIPOLAR GEOMETRY (semi-automatic mode)

8 PARALLELISM OF THE EPIPOLAR LINES STEREOSCOPIC PLOTTING
EPIPOLAR GEOMETRY ORIGINAL IMAGES NORMALIZED IMAGES PARALLELISM OF THE EPIPOLAR LINES STEREOSCOPIC PLOTTING

9 EXAMPLE OF EPIPOLAR RESAMPLING
ORIGINAL IMAGE CONVERGENT IMAGE NORMALIZED IMAGE NADIRAL IMAGE

10 THE PLOTTING STREO-READY CARD – OPEN GL

11 SUPERIMPOSITION

12 EXAMPLE OF AUGUSTUS’ TEMPLE
EXTERNAL FACADE OF THE MAIN DOOR

13 WESTERN INTERIOR FACADE – PLOTTING AND CROSS-SECTIONS

14 Perspective view of the plotting

15 Perspective view of the plotting

16 AERIAL TRIANGOLATION WITH INDIPENDENT MODELS
planimetric adjustment altimetric adjustment The indipendent models model 2 model 1

17 D.S.M.: DIGITAL SURFACE MODEL
D.S.M. CONSTRUTION with DEM MANAGER - Galileo Siscam COMPARISON WITH DEDICATED SOFTWARE FOR INTERPOLATION D.S.M.: DIGITAL SURFACE MODEL

18 INTERPOLATION PARAMETERS SET UP
AREA BOUNDARIES DSM INTERVAL BREAK LINE

19 Searching range FAULT TRACES

20 FINAL RESULT OF THE INTERPOLATION
wire frame axonometric view

21 RESULT OF THE DSM RENDER RENDER with VECTORIAL PLOTTING

22 COMPARISON OF THE RESULTS
D.E.M. with DEM MANAGER D.E.M. with SURFER

23 FEATURES OF THE WORKING STATION
EASY AND SIMPLE USE AND INTERFACE Short training time EPIPOLAR RESAMPLING For convergent camera axes IMAGE CORRELATION Help for non-expert operators and in monoscopic projects NOT PARTICULARLY SUITED FOR TERRESTRIAL SULVEYS

24 NOT POSSIBLE TO FORM A MODEL WITH TWO DIFFERENT CAMERAS
POSSIBILITY TO PASS CONTINOUSLY FROM ONE MODEL TO ANOTHER ONE POSSIBILITY TO INPUT THE CAMERA STATION CO-ORDINATES

25 DIGITAL STEREOPLOTTER
RFD EVOLUTION By Geotop, Ancona, Italy 5)

26 topics: HARDWARE FOR STEREO-vision PLOTTING WITH RFD EVOLUTION FEATURES

27 HARDWARE FOR STEREO VISION
Transmittiter Control Unit NuVISION 60GX Mouse CRYSTAL EYES

28 Starting with RFD EVOLUTION
RFD EVOLUTION pane Composed by seven elements

29 Tree-Structure of “RFD EVOLUTION”
Orientation and Plotting Point list in R. and A. Orientation Image list Model list Plotting

30 Step 1: File System of the new project
DATA INPUT Camera NEW PROJECT: Images Step 1: File System of the new project

31 step 2: Definition of the parameters step 3: Camera selection
NEW PROJECT : step 2: Definition of the parameters step 3: Camera selection

32 step 4: Image selection and position
NEW PROJECT : step 4: Image selection and position

33 NEW PROJECT : step 5: “Piramide” creation “Piramide” creation

34 observed fiducial marks
INTERIOR ORIENTATION Principal Distance C Image Distortion observed fiducial marks

35 Fiducial Marks Observation
Mark Identification

36 Computation of the parameters
INTERIOR ORIENTATION Computation of the parameters Run of the adjustment Results Residual Analysis

37 observation of homologous points
STEREO MODE observation of homologous points RELATIVE ORIENTATION + EXTERIOR ORIENTATION ABSOLUTE ORIENTATION PLOTTING EDITING

38 OBSERVATION OF CORRESPONDING POINTS
RELATIVE ORIENTATION OBSERVATION OF CORRESPONDING POINTS

39 ABSOLUTE ORIENTATION MODEL ORIENTATION At least three Control Points
Aerial Triangulation with indipendent models

40 Control Point co-ordinates input
ABSOLUTE ORIENTATION Control Point co-ordinates input


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