@inproceedings{P113.249, author={Verstockt, Steven and Slavkovikj, Viktor and De Potter, Pieterjan and Slowack, Jurgen and Van de Walle, Rik}, title={Multi-modal bike sensing for automatic geo-annotation : geo-annotation of road/terrain type by participatory bike-sensing}, booktitle={10th International Conference on Signal Processing and Multimedia Applications, Proceedings}, year={2013}, pages={39-49}, address={Reykjavik, Iceland}, }