@article {87,
	title = {Non-invasive analysis of sleep patterns via multimodal sensor input},
	journal = {Personal and Ubiquitous Computing},
	volume = {18},
	year = {2014},
	pages = {19-26},
	doi = {10.1007/s00779-012-0623-1},
	author = {Vangelis Metsis and Dimitrios Kosmopoulos and Vassilis Athitsos and Fillia Makedon}
}
@proceedings {89,
	title = {Robust offline topological map estimation using visual loop closures},
	journal = {6th International Conference on Pervasive Technoogies for Assistive Environments},
	year = {2013},
	author = {Dimitrios Kosmopoulos and Ilias Maglogiannis and Fillia Makedon}
}
