On predicting and improving the quality of Volunteer Geographic Information projects

作     者：Gloria Bordogna Paola Carrara Laura Criscuolo Monica Pepe Anna Rampini 

作者机构：CNRIREANational Research Council of ItalyInstitute for Environmental Remote SensingMilanoItaly 

出 版 物：《International Journal of Digital Earth》 (国际数字地球学报（英文）)

年 卷 期：2016年第9卷第2期

页      面：134-155页

核心收录：

学科分类：070801[理学-固体地球物理学] 07[理学] 08[工学] 0708[理学-地球物理学] 0816[工学-测绘科学与技术] 

基　　金：funded by the Italian Flagship Project RITMARE 

主　　题：Volunteered Geographic Information Citizen Science information quality quality improvement 

摘      要：Initiatives that rely upon the contributions of volunteers to reach a specific goal are growing more and more with the success of Web 2.0–interactive *** scientific projects are testing and exploiting volunteers’collaboration,but the quality of information obtained with this approach is often *** paper offers a rich overview of many scientific projects where geographic contributions are committed to volunteers,to the aim of defining strategies to improve information *** describing real examples of Volunteer Geographic Information(VGI),the contribution establishes a categorization based on the characteristics of the information,tasks,and scopes of the *** a discussion on the relationships of categories and VGI quality,the paper analyses techniques to improve the quality of volunteered information according to the moment of its assessment(i.e.,ex ante,ex post,or both with respect to information creation).The paper outlines the main limitations of the different approaches and indicates some guidelines for future developments.