@conference {cLandabaso05,
	title = {Hierarchical Representation of Scenes using Activity Information},
	booktitle = {2005 IEEE International Conference on Acoustics, Speech, and Signal Processing},
	year = {2005},
	pages = {677{\textendash}680},
	isbn = {0780388755},
	author = {Landabaso, J. and M. Pard{\`a}s}
}
