@misc{2014-SPIE-ActivityMonitoring,
   author = {Ayuningtyas, C.H. and Leitner, G. and Funk, M. and Hu, J. and Hitz, M. and Rauterberg, M.},
   title = {Activity monitoring for multi-inhabitant smart homes},
   DOI = {10.1117/2.1201412.005697},
   url = {spie.org/x111923.xml },
   year = {2014},
   type = {Online Database}
}