Untitled Flashcards Set

Vocabulary List

1. Buffer – A zone around a spatial feature at a specified distance.

2. Dissolve Buffers – Merging overlapping buffers into a single shape.

3. Multi-Ring Buffer – A buffer with multiple distance bands.

4. Euclidean Distance – Straight-line distance between two points.

5. Network Distance – Distance based on travel routes (e.g., roads).

6. Projection – The method used to represent the Earth’s curved surface on a flat map.

7. Mercator Projection – A common but distorted map projection.

8. Clip – Extracts only the part of a dataset inside another boundary.

9. Erase – Removes features inside a specified boundary.

10. Intersection – Keeps only overlapping areas from two datasets.

11. Union – Combines datasets while keeping all areas.

12. Geoprocessing – The process of analyzing spatial data using GIS tools.

13. Projected Coordinate System (PCS) – A map system that reduces distortion for measurements.

14. Generalization – Simplifying data for visualization.

15. Attribute Join – Combining data based on matching attribute values.

16. Spatial Join – Combining data based on spatial relationships.

17. Reprojection – Changing the coordinate system of spatial data.

18. Feature Class – A GIS dataset containing points, lines, or polygons.