@inproceedings { SMP+18a, title = {Visual Analytics of Volunteered Geographic Information: Detection and Investigation of Urban Heat Islands}, booktitle = {Symposium on Visualization in Data Science (VDS) at IEEE VIS 2018}, year = {2018}, author = {Seebacher, Daniel and Miller, Matthias and Polk, Tom and Fuchs, Johannes and Keim, Daniel A.} }