@conference {, title = { Symbolic Localization using NILM from only Smart Meter Data.}, booktitle = {International Conference on Indoor Positioning and Indoor Navigation (IPIN 2016).}, year = {2016}, month = {10/2016}, pages = {1-10}, publisher = {IEEE}, organization = {IEEE}, address = {Alcala de Henares, Espa{\~n}a }, isbn = {International Conference on Indoor Positioning and Indoor Navigation (IPIN 2016).}, author = {JM. Alcal{\'a} and Ure{\~n}a, J. and {\'A}lvaro Hern{\'a}ndez and Gualda, D} }