1. Crowdsourcing geographic knowledge :
Author: Daniel Sui, Sarah Elwood, Michael Goodchild, editors.
Library: Central Library and Documents Center of Tehran University (Tehran)
Subject: Geographic information systems ,Human computation ,Data mining
Classification :
G70
.
212
.
C76
2013
2. Crowdsourcing geographic knowledge: volunteered geographic information )VGI( in theory and practice
Author: Daniel Sui, Sarah Elwood, Michael Goodchild, editors
Library: Central Library and Documents Center of Industrial University of Khaje Nasiredin Toosi (Tehran)
Subject: ، Geographic information systems,، Human computation,، Data mining
Classification :
G
70
.
212
.
C76
