Keyphrases
Motivation
100%
Open Collaboration
100%
Community Model
100%
Crowd Modeling
100%
OpenStreetMap
100%
Mapper
75%
Community-based
25%
Motivational Factors
25%
Geographical Knowledge
25%
Learning Communities
25%
Wiki
25%
Local Knowledge
25%
Open Source Project
25%
Online Collaboration
25%
Mapping Data
25%
Volunteerism
25%
Co-orientation
25%
Crowd-based
25%
Volunteered Geographic Information (VGI)
25%
Serious Leisure
25%
Career Motivation
25%
Source Knowledge
25%
Social Sciences
Community-Based
100%
Literature Reviews
100%
Serious Leisure
100%
Volunteerism
100%
Career Motivation
100%
Computer Science
Open Source
100%
Geographic Information
50%
Wiki
50%
Learning Community
50%
Open Source Project
50%
Motivational Factor
50%
Data Mapping
50%
Geographic Knowledge
50%