PostGIS Raster : Extending PostgreSQL for The Support of ... - CoDE

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5.6.3 Raster to PNG File . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 5.7 Intersect Rasters with Vectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 5.7.1 Intersect Rasters with Points . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68 5.7.2 Intersect Rasters with Lines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 5.7.3 Intersect Rasters with Polygons . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 5.8 Aggregate Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 5.9 Create a High Resolution Analysis Grid . . . . . . . . . . . . . . . . . . . . . . . . . . 70 5.10 Create a Specialised Web or Desktop GIS Application . . . . . . . . . . . . . . . . . . 70 6 Application 72 6.1 Quantum GIS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 6.1.1 Advantages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72 6.1.2 Utilisation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73 6.2 Tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 6.2.1 Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74 6.2.2 Color Legend . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 6.3 Implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76 6.3.1 Time Travel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 77 6.3.2 Color Legend . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81 7 Conclusion 83 Bibliography 84 Annex 87 A PostGIS Raster Utilisation 88 A.1 Dependencies Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 A.2 Installing and Configuring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 A.2.1 Linux . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 A.2.2 Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 A.3 Creating Database . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88 B Python Plugin in QGIS 89 B.1 Necessary Files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 B.2 Python Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 B.2.1 __init__.py . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 B.2.2 Plugin.py . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 B.2.3 Resources.qrc . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 C Code Implementation 92 C.1 Temporal Raster Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92 C.2 Temporal Raster Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93 D Raster Sources 95 D.1 Remote Sensing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95 D.1.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95 D.1.2 Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95 D.2 Photogrammetry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 D.2.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96 D.2.2 Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 D.3 Cartography . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97 D.4 Digital Image Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 D.4.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 D.4.2 Digital Camera Images . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 v
D.5 Geology, Geophysics and Geochemistry . . . . . . . . . . . . . . . . . . . . . . . . . . . 98 E Raster Resolution 101 F Continuous Surfaces 102 vi
Page 1 and 2: Faculté de Sciences Appliquées Se
Page 3 and 4: Abstract Nowadays, in many applicat
Page 5: 3.2.4 Overlapping Raster and Vector
Page 9 and 10: 4.9 Raster cell [16]. . . . . . . .
Page 11 and 12: Chapter 1 Introduction 1.1 Context
Page 13 and 14: Chapter 2 Geographic Information Sy
Page 15 and 16: 2.2.3 Imagery Figure 2.3: Polygon f
Page 17 and 18: Figure 2.8: Surface expressed by co
Page 19 and 20: 4-foot logo. The file size is the s
Page 21 and 22: 2.4.2 Data Theme Figure 2.14: Multi
Page 23 and 24: measures of latitude. Longitude mea
Page 25 and 26: 2.6 GIS Applications 2.6.1 Crime Ma
Page 27 and 28: 2.6.3 Traditional Knowledge GIS Tra
Page 29 and 30: These additional functionalities ma
Page 31 and 32: Figure 3.3: Physical storage of Geo
Page 33 and 34: DROP INDEX spain_images_idx; CREATE
Page 35 and 36: In summary, the intersection is muc
Page 37 and 38: Attribute information Table 4.1: Po
Page 39 and 40: Figure 4.2: Information representat
Page 41 and 42: for discrete data while floating-po
Page 43 and 44: the matrix are parallel to the x-ax
Page 45 and 46: Lines Figure 4.15: Raster point rep
Page 47 and 48: Choosing an appropriate cell size i
Page 49 and 50: The multi-band conception is result
Page 51 and 52: "32BUI" = 32-bit unsigned integer "
Page 53 and 54: Figure 4.30: Pyramids at different
Page 55 and 56: ectangular because there might be s
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Figure 4.39: Vector to raster conve
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Figure 4.42: Web application with o
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In this example, the dummy_rast tab
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One approach to make this intersect
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4.19 Intersection The fact that Pos
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Figure 4.51: Raster and raster inte
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ST_Present and ST_Passes predicates
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Chapter 5 User Guide Sometimes stor
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SELECT rast As origin, ST_Resample(
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• gvSIG plugin • MapServer thro
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SELECT ST_AsJPEG(rast) As rastjpg F
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FROM buff_temp GROUP BY id ORDER BY
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Chapter 6 Application Most of GIS a
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6.2 Tools Figure 6.3: PostGIS conne
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Figure 6.6: Band area. controlled b
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Figure 6.10: The loading map parall
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Figure 6.14: Maps representing worl
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Figure 6.17: Maps with a color lege
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their levels of awareness of geogra
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[15] Jorge Arevalo. PostGIS Raster
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Appendix A PostGIS Raster Utilisati
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eturn "Version 0.1" def qgisMinimum
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Appendix C Code Implementation C.1
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name="" # Setting table name and mo
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Figure D.1: Synthetic aperture rada
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D.4 Digital Image Processing D.4.1
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Figure D.4: Age of the sea floor. M
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Appendix F Continuous Surfaces One
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