PHOTOMOD VectOr (raster images processing) - Racurs

PHOTOMOD
CONTENTS
1. Raster processing in PHOTOMOD VectOr ..........................................................3
1.1. Raster map.............................................................................................................3
1.2. Raster data conversion...........................................................................................4
1.3. Raster georeferencing............................................................................................4
1.3.1. Georeferencing by one point. ................................................................................4
1.3.2. Moving to the southwest corner. ...........................................................................4
1.3.3. Georeferencing by two points with scaling...........................................................5
Rotation without scaling. ................................................................................................5
1.3.5. Georeferencing by two points with rotation and scaling.......................................5
1.3.6. Horizontal alignment.............................................................................................6
1.4. Raster region..........................................................................................................6
2. How to choose a type of raster transformation......................................................6
3. Recommendations for creating raster regions depending on the type
of source data.........................................................................................................6
3.1. Paper map with a rectangular border.....................................................................6
3.2. Paper map with a border containing arch points. ..................................................9
3.3. Paper map fragments without a border..................................................................9
3.3.1. Preliminary raster orientation..............................................................................10
3.3.2. Final raster orientation.........................................................................................10
3.4. Fragments of an arbitrary image..........................................................................10
3.5. Fragment of an aerial image with a control points catalog. ................................11
3.6. An aerial image with corresponding GCP catalog and exterior
orientation parameters. ........................................................................................12
3.8. Fragment of an aerial image and a corresponding vector map............................13
4. Rules of creating GCP coordinates catalog.........................................................14
5. Creation of the passport of a digital map.............................................................14
5.1. General info.........................................................................................................14
5.2. Copy information from the passport of an existing map.....................................15
5.3. Entering map passport information .....................................................................15
5.3.1. Data, related to the work region. .........................................................................15
5.3.2. Map sheet related data.........................................................................................16
5.4. Creating a map passport, step by step. ................................................................17
5.4.1. Creating a topographic map.................................................................................17
5.4.2. Creating a geographic map..................................................................................17
5.5. Nomenclature. .....................................................................................................17
5.5.1. Nomenclature of topographic maps.....................................................................17
5.5.2 Nomenclature of geographic maps. .....................................................................19
Appendix 1. GCP coordinates catalog format (coordinate system
Pulkovo1942 (Gauss-Kruger)) ............................................................................24
Appendix 2. GCP coordinates catalog format (geodetic coordinate system) ...............25
Appendix 3. GCP coordinates catalog format (transformation by the
exterior orientation parameters) ..........................................................................26
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