Christoph Perger

15 papers Journal 13Unranked 2
YearRankTypeTitle / Venue / Authors
2019 J jnl
Crowd-Driven and Automated Mapping of Field Boundaries in Highly Fragmented Agricultural Landscapes of Ethiopia with Very High Spatial Resolution Imagery.
Remote. Sens.
Michael T. Marshall, Sophie Crommelinck, Divyani Kohli, Christoph Perger, Michael Ying Yang, Aniruddha Ghosh, Steffen Fritz, Kees de Bie, Andy Nelson
2018 J jnl
Engaging Citizens in Environmental Monitoring via Gaming.
Int. J. Spatial Data Infrastructures Res.
Ian McCallum, Linda See, Tobias Sturn, Carl F. Salk, Christoph Perger, Martina Dürauer, Mathias Karner, Inian Moorthy, Dahlia Domian, Dmitry Schepaschenko, Steffen Fritz
2018 J jnl
Increasing the Accuracy of Crowdsourced Information on Land Cover via a Voting Procedure Weighted by Information Inferred from the Contributed Data.
ISPRS Int. J. Geo Inf.
Giles M. Foody, Linda See, Steffen Fritz, Inian Moorthy, Christoph Perger, Christian Schill, Doreen S. Boyd
2017 J jnl
Assessing and Improving the Reliability of Volunteered Land Cover Reference Data.
Remote. Sens.
Yuanyuan Zhao, Duole Feng, Le Yu, Linda See, Steffen Fritz, Christoph Perger, Peng Gong
2017 J jnl
LACO-Wiki: A New Online Land Cover Validation Tool Demonstrated Using GlobeLand30 for Kenya.
Remote. Sens.
Linda See, Juan Carlos Laso Bayas, Dmitry Schepaschenko, Christoph Perger, Christopher Dresel, Victor Maus, Carl F. Salk, Jürgen Weichselbaum, Myroslava Lesiv, Ian McCallum, Inian Moorthy, Steffen Fritz
2017 J jnl
Validation of Automatically Generated Global and Regional Cropland Data Sets: The Case of Tanzania.
Remote. Sens.
Juan Carlos Laso Bayas, Linda See, Christoph Perger, Christina Justice, Catherine Nakalembe, Jan Dempewolf, Steffen Fritz
2016 J jnl
Assessing quality of volunteer crowdsourcing contributions: lessons from the Cropland Capture game.
Int. J. Digit. Earth
Carl F. Salk, Tobias Sturn, Linda See, Steffen Fritz, Christoph Perger
2016 J jnl
Crowdsourcing In-Situ Data on Land Cover and Land Use Using Gamification and Mobile Technology.
Remote. Sens.
Juan Carlos Laso Bayas, Linda See, Steffen Fritz, Tobias Sturn, Christoph Perger, Martina Dürauer, Mathias Karner, Inian Moorthy, Dmitry Schepaschenko, Dahlia Domian, Ian McCallum
2015 — conf
Developing a community-based worldwide urban morphology and materials database (WUDAPT) using remote sensing and crowdsourcing for improved urban climate modelling.
JURSE
Linda See, Christoph Perger, Martina Dürauer, Steffen Fritz, Benjamin Bechtel, Jason Ching, Paul J. Alexander, Gerald Mills, Micheal Foley, Martin O'Connor, Iain Stewart, Johannes Feddema, Valéry Masson
2014 J jnl
Geography Geo-Wiki in the Classroom: Using Crowdsourcing to Enhance Geographical Teaching.
Future Internet
Christoph Perger, Ellsworth LeDrew, Linda M. See, Steffen Fritz
2013 J jnl
Assessing the Accuracy of Volunteered Geographic Information arising from Multiple Contributors to an Internet Based Collaborative Project.
Trans. GIS
Giles M. Foody, Linda M. See, Steffen Fritz, Marijn Van der Velde, Christoph Perger, Christian Schill, Doreen S. Boyd
2013 J jnl
Using control data to determine the reliability of volunteered geographic information about land cover.
Int. J. Appl. Earth Obs. Geoinformation
Alexis J. Comber, Linda M. See, Steffen Fritz, Marijn Van der Velde, Christoph Perger, Giles M. Foody
2012 J jnl
Geo-Wiki: An online platform for improving global land cover.
Environ. Model. Softw.
Steffen Fritz, Ian McCallum, Christian Schill, Christoph Perger, Linda See, Dmitry Schepaschenko, Marijn Van der Velde, Florian Kraxner, Michael Obersteiner
2011 — conf
Building a Crowd-Sourcing Tool for the Validation of Urban Extent and Gridded Population.
ICCSA (2)
Steffen Fritz, Linda M. See, Ian McCallum, Christian Schill, Christoph Perger, Michael Obersteiner
2009 J jnl
Geo-Wiki.Org: The Use of Crowdsourcing to Improve Global Land Cover.
Remote. Sens.
Steffen Fritz, Ian McCallum, Christian Schill, Christoph Perger, Roland Grillmayer, Frédéric Achard, Florian Kraxner, Michael Obersteiner