Open page in new windowBack top previously visited page (this function is disabled)Back to homepage (P)Back to previous page (this function is disabled)Jump to next page (V)Display terms (this function is disabled)List of terms (this function is disabled)Print this page (this function is disabled)Jump to sitemap (D)Search in current page (this function is disabled)Help (S)

Building Spatial Databases – Theory


Istvan Elek, Zsófia Elek, Nguyen Thai Binh

Back to table of contents (J)

Purpose and contents of the module

The purpose of this course is to introduce the theory of GIS technology with open source tools. Open source GIS exists not only on Linux platform, but on Windows too. Both approaches require theoretical knowledge, which is the background of any GIS software. This chapter introduces the principles and basic concept of the modern and open source GIS software to the students.

Back to table of contents (J)

Units of the module, knowledge required for the course, necessary equipments


  1. Introduction
  2. Maps and spatial functions
  3. The basis of vector-based data models
  4. The spaghetti model
  5. The network model
  6. Description of topology with relational tables
  7. Polygon topology and its graph representation
  8. Spatial indexing
  9. Description of raster-based data models
  10. Raster-based data structures
  11. Intensity transformation
  12. Principles of digital filtering
  13. Various digital filters
  14. Edge detectors
  15. Non-linear filters
  16. Thresholding
  17. LOD algorithms

Prerequisites of the course

Necessary equipments

Back to table of contents (J)

Students are expected to

Minimum level

You are suggested to answer the test below to control your skills. The minimum level is at least 50% right answer

Optimal level

The optimal level is at least 90% right answer.

Back to table of contents (J)

Literature of module

Compulsory reading

Optional reading

Back to table of contents (J)


GIS, geoinformatics

Back to top (F) Jump to next page (V)
Új Széchenyi terv
A projekt az Európai Unió támogatásával, az Európai Szociális Alap társfinanszirozásával valósul meg.

A Társadalominformatika: moduláris tananyagok, interdiszciplináris tartalom- és tudásmenedzsment rendszerek fejlesztése az Európai Unió támogatásával, az Európai Szociális Alap társfinanszírozásával, az ELTE TÁMOP 4.1.2.A/1-11/1-2011-0056 projekt keretében valósult meg.
Generated with ELTESCORM framework