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Digitizing, manipulation and map production

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Preparatory Phase
P3DM supplies
Assembling the "blank"
Depicting info
Transposing info
Data Extraction
Digital Photography
On-screen Digitizing
GIS processing
Map Production (1)
Map Production (2)
Data validation
Handing Over
P3DM and PM&E

 
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Community Participation and Geographic Information Systems

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This page was
last updated on
November 05, 2005

 

 

Information obtained from official and other sources like administrative and political boundaries, can be integrated. Attributes are ascribed to points, lines and polygons. The entire output is subjected to cartographic processing wherein colors, symbols and lines are chosen to represent the different attributes of the model. Customized thematic maps are produced at pre-determined scales.

Sample of legend prepared for a 3D modelA legend is prepared and joined to other cartographic information like scale, title, source of information (including date), coordinates, directional arrow, and others.

The use of standardized coding in producing thematic maps is important for sharing information, comparing data sets from different sources or data collected from the same source but at different dates, especially when 3-D models are used as a means for conducting Participatory Monitoring and Evaluation (PM&E).

 
 

Thematic maps: Examples from the field

Land cover map
Mt. Pulag National Park and environs. Benguet, Ifugao and Nueva Vizcaya, Philippines
Land cover map
Mt. Pulag National Park and environs. Benguet, Ifugao and Nueva Vizcaya, Philippines
Household distribution 
Mt. Pulag National Park and environs. Benguet, Ifugao and Nueva Vizcaya, Philippines

Click to see enlargement.

Click to see enlargement. Click to see enlargement.

Source: 
1992 LandSat imagery

Source: Mental maps of 75 residents of the area,P3-DM, 1999 Source: Mental maps of 75 residents of the area,P3-DM, 1999
 
Coding used on the relief model
  Features Displayed by means of
Points  Water bodies (springs and waterfalls); mountain peaks; social infrastructures (municipal halls, barangay centers, day-care centers, schools, rural health centers, hospitals, bus stops); cultural places (churches, burial caves, cemeteries, sacred areas, etc); tourist establishments; human settlements (households l); scenic spots, turtle nesting sites; diving spots; docking sites, and other. Map and push pins of diverse color, shape and size
Lines  Water bodies (rivers, lakes); communication ways (roads, bridges, trails); social infrastructures (rural water supplies), boundaries (administrative units, protected area, Ancestral Domains, land status, etc); coordinates (grid) Yarns of different colors
Polygons  Water bodies (rivers, creeks, lakes, springs and waterfalls); cultural places (cemeteries, sacred areas, etc); tourist establishments; land use (rice fields, swidden, vegetable gardens, sugarcane and coconut plantations, orchards, reforestation sites, residential areas, etc.); land covers (mossy, dipterocarp and pine forest, grassland, brushland, mangrove, etc.); land slides and bare land; fish breeding and spawning areas; feeding grounds of endangered species; fishing grounds (differentiated as squid and pelagic fisheries); areas where destructive methods are employed, coral reefs (differentiated into "intact" and "damaged"); Acrylic paint - different colors
Attributes Names, annotations

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