The impacts of semantics on crowdsourced data quality
Chair: Prof. Lex Comber

• Comparing national differences in what the people perceive to be there: Mapping variations in crowd sourced land cover,
  Alexis Comber, Peter Mooney, Ross Purves, Duccio Rocchini and Ariane Walz

• Extracting and comparing places using Geo-social Media,
  Frank Ostermann, Haosheng Huang, Gennady Andrienko, Natalia Andrienko, Cristina Capineri, Karoly Farkas and Ross Purves

• Explicitly accounting for uncertainty in crowdsourced data for species distribution modelling,
  Duccio Rocchini, Alexis Comber, Carol Ximena Garzon-Lopez, Markus Neteler, A. Marcia Barbosa, Matteo Marcantonio, Quentin Groom, Cidalia Da Costa Fonte and Giles M. Foody

• Including users’ semantics in evaluating the credibility of crowdsourced landscape descriptions,
  Amirmasoud Forati, Samira Soleimani, Farid Karimipour and Mohammad Reza Malek

• You describe it, I will name it: an approach to alleviate the effect of users’ semantics in assigning tags to features in VGI,
  Sajjad Hassany Pazoky, Farid Karimipour, Farshad Hakimpuor and Mina Mohammadzadeh

• What do we  *really* know about contributors to Volunteered Geographic Information and Citizen Science projects?,
  Peter Mooney and Lorraine Morgan