Multiple user recognition with passive RFID tomography. - Benjamin Wagner 001; Tobias Ritt; Dirk Timmermann (WPNC, 2014)

Reliable device-free user localization using multichannel radio transceivers. - Andreas Fink; Johannes Lange; Tobias Ritt; Helmut Beikirch (IDAACS, 2015)

Redundant radio tomographic imaging for privacy-aware indoor user localization. - Andreas Fink; Tobias Ritt; Helmut Beikirch (IPIN, 2015)