Essays about: "volunteered geographic data"

Showing result 6 - 7 of 7 essays containing the words volunteered geographic data.

  1. 6. A Mobile-based Navigation Web Application: Finding the Shortest-time Path based on Factor Analysis

    University essay from Avdelningen för Industriell utveckling, IT och Samhällsbyggnad

    Author : Tao Peng; Xiaowen Wang; [2012]
    Keywords : Traffic congestion; hinder factors; shortest-time path; web GIS; mobile GPS; navigation; open source GIS; volunteered geographic information;

    Abstract : With the economic growth, the number of motor vehicles has increased rapidly for the last decades, especially in developing countries like China and India. Availability of more vehicles makes it more convenient for people to travel and merchandise transport. READ MORE

  3. 7. Robustness of Spatial Databases: Using Network Analysis on GIS Data Models

    University essay from Institutionen för teknik och byggd miljö

    Author : Finn Hedefalk; [2010]
    Keywords : GIS; Database; UML; VGI; Power-law; Small-world; Error and attack tolerance; Network;

    Abstract : Demands on the quality and reliability of Volunteered Geographic Information have increased because of its rising popularity. Due to the less controlled data entry, there is a risk that people provide false or inaccurate information to the database. READ MORE