1. Digitizing concept
is a way to describe the condition of the earth into a computer file. Digitized map data sources include:
- Raster Image Data
a. Map Analog: manual data source that will use additional tools that diditasi digitizing table.
digitalize table |
c. Image Scanning (soft data): shaped scanned raster files of analog map
How to choose a good raster data
1. Having a clear reference coordinate
2. It has a scale
3. Having clear boundaries
4. A clear direction of the wind
- Data tabulation
a. manual tables: the data in a table that can be used as a reference in making a vector image
b. GPS: data taken from GPS devices such naviasi
- Data from field measurements
for example, such as data administrative boundaries, forest boundaries, boundaries
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