Investigation of photoplethysmographic signal augmentation index estimation differences between fingersPilt, Kristjan; Silluta, Sandra; Kööts, Kristina; Karai, Deniss; Meigas, Kalju; Viigimaa, MargusEMBEC & NBC 2017 : joint conference of the European Medical and Biological Engineering Conference (EMBEC) and the Nordic-Baltic Conference on Biomedical Engineering and Medical Physics (NBC), Tampere, Finland, June 20172018 / p. 819-822 : ill https://doi.org/10.1007/978-981-10-5122-7_205 Photoplethysmographic signal processing using adaptive sum comb filter for pulse delay measurementPilt, Kristjan; Meigas, Kalju; Ferenets, Rain; Kaik, JüriEstonian journal of engineering2010 / 1, p. 78-94 : ill https://artiklid.elnet.ee/record=b1964973*est Photoplethysmographic signal rising front analysis for the discrimination of subjects with increased arterial ageingPilt, Kristjan; Meigas, Kalju; Kööts, Kristina; Viigimaa, MargusProceedings of the Estonian Academy of Sciences2014 / p. 221-226 : ill Second derivative photoplethysmographic signal analysis of differences between fingers in healthy subjects [Online resource]Pilt, Kristjan; Silluta, Sandra; Palmar, Merlin; Karai, Deniss; Meigas, Kalju; Viigimaa, MargusBEC 2018 : 2018 16th Biennial Baltic Electronics Conference (BEC) : proceedings of the 16th Biennial Baltic Electronics Conference, October 8-10, 20182019 / 4 p.: ill https://doi.org/10.1109/BEC.2018.8600985 Sensor-location-specific joint acquisition of peripheral artery bioimpedance and photoplethysmogram for wearable applicationsMetshein, Margus; Abdullayev, Anar; Gautier, Antoine; Larras, Benoit; Frappe, Antoine; Cardiff, Barry; Annus, Paul; Land, Raul; Märtens, OlevSensors2023 / art. 7111 https://doi.org/10.3390/s23167111 Smart photoplethysmographic sensor for pulse wave registration at different vascular depthsLeier, Mairo; Jervan, Gert; Pilt, KristjanProceedings of the 8th Annual Conference of the Estonian National Doctoral School in Information and Communication Technologies : December 5-6, 2014, Rakvere2014 / p. 67-70 : ill Smart photoplethysmographic sensor for pulse wave registration at different vascular depthsLeier, Mairo; Pilt, Kristjan; Karai, Deniss; Jervan, GertConference proceedings : 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society : Milan, Italy, August 25-29 20152015 / p. 1849-1852 : ill http://dx.doi.org/10.1109/EMBC.2015.7318741 The analysis of finger photoplethysmographic waveform in healthy volunteers and diabetes patients [Electronic resource]Pilt, Kristjan; Meigas, Kalju; Temitski, Kristina; Viigimaa, MargusIFMBE proceedings ; Vol. 382013 / p. 55-58 : ill [CD-ROM]