Charles Nduka

29 papers A* 1B 2Misc 1Journal 11Unranked 14
YearRankTypeTitle / Venue / Authors
2026 J jnl
Multi-modal physiological markers of arousal induced by CO2 inhalation in Virtual Reality.
Inf. Fusion
Michal Gnacek, Neslihan Özhan, John Broulidakis, Ifigeneia Mavridou, Theodoros Kostoulas, Emili Balaguer-Ballester, Martin Gjoreski, Hristijan Gjoreski, Charles Nduka, Matthew Garner, Erich Graf, Ellen Seiss
2025 — conf
"Did you hear that?": Investigating localized spatial audio effects on enhancing immersive and affective user experiences in virtual reality.
VR Workshops
Ifigeneia Mavridou, Ellen Seiss, Giuseppe Ugazio, Mark Harpster, Phillip Brown, Sophia Cox, Christine Erie, David Lopez Jr., Ryan Copt, Charles Nduka, James Hughes, Joseph Butera, Daniel N. Weiss
2025 J jnl
"Did you hear that?": Software-based spatial audio enhancements increase self-reported and physiological indices on auditory presence and affect in virtual reality.
Frontiers Virtual Real.
Ifigeneia Mavridou, Ellen Seiss, Giuseppe Ugazio, Mark Harpster, Phillip Brown, Sophia Cox, Filip Panchevski, Christine Erie, David Lopez Jr., Ryan Copt, Charles Nduka, James Hughes, Joseph Butera, Daniel N. Weiss
2025 J jnl
Deep Learning for Facial Expression and Human Activity Recognition Using Smart Glasses.
IEEE Access
Matea Marinova, Emilija Chona, Andrej Kotevski, Borjan Sazdov, Ivana Kiprijanovska, Simon Stankoski, Martin Gjoreski, Charles Nduka, Hristijan Gjoreski
2024 Misc conf
Efficient Real-time On-the-edge Facial Expression Recognition using Optomyography Smart Glasses.
IE
Bojan Sofronievski, Ivana Kiprijanovska, Simon Stankoski, Borjan Sazdov, Josif Kjosev, Charles Nduka, Hristijan Gjoreski
2024 J jnl
MGEED: A Multimodal Genuine Emotion and Expression Detection Database.
IEEE Trans. Affect. Comput.
Yiming Wang, Hui Yu, Weihong Gao, Yifan Xia, Charles Nduka
2023 J jnl
AFLFP: A Database With Annotated Facial Landmarks for Facial Palsy.
IEEE Trans. Comput. Soc. Syst.
Yifan Xia, Charles Nduka, Ruben Yap Kannan, Elena Pescarini, Juan Enrique Berner, Hui Yu
2023 J jnl
OCOsense
IEEE Pervasive Comput.
James Archer, Ifigeneia Mavridou, Simon Stankoski, John Broulidakis, Andrew Cleal, Piotr Walas, Mohsen Fatoorechi, Hristijan Gjoreski, Charles Nduka
2023 — conf
OCOsense Glasses - Monitoring Facial Gestures and Expressions for Augmented Human-Computer Interaction: OCOsense Glasses for Monitoring Facial Gestures and Expressions.
CHI Extended Abstracts
Hristijan Gjoreski, Ifigeneia Mavridou, James Archer, Andrew Cleal, Simon Stankoski, Ivana Kiprijanovska, Mohsen Fatoorechi, Piotr Walas, John Broulidakis, Martin Gjoreski, Charles Nduka
2023 — conf
Privacy-aware Human Activity Recognition with Smart Glasses for Digital Therapeutics.
UbiComp/ISWC Adjunct
Borjan Sazdov, Bojan Jakimovski, Simon Stankoski, Ivana Kiprijanovska, Bojan Sofronievski, Martin Gjoreski, Charles Nduka, Hristijan Gjoreski
2023 — conf
Recognizing Activities of Daily Living using Multi-sensor Smart Glasses.
MIPRO
Simon Stankoski, Borjan Sazdov, John Broulidakis, Ivana Kiprijanovska, Bojan Sofronievski, Sophia Cox, Martin Gjoreski, James Archer, Charles Nduka, Hristijan Gjoreski
2023 — conf
Smart Glasses for Gait Analysis of Parkinson's Disease Patients.
MIPRO
Ivana Kiprijanovska, Filip Panchevski, Simon Stankoski, Martin Gjoreski, James Archer, John Broulidakis, Ifigeneia Mavridou, Bradley Hayes, Tiago João Guerreiro, Charles Nduka, Hristijan Gjoreski
2022 B conf
AVDOS - Affective Video Database Online Study Video database for affective research emotionally validated through an online survey.
ACII
Michal Gnacek, Ifigeneia Mavridou, John Broulidakis, Charles Nduka, Emili Balaguer-Ballester, Theodoros Kostoulas, Ellen Seiss
2022 J jnl
Breathing Rate Estimation from Head-Worn Photoplethysmography Sensor Data Using Machine Learning.
Sensors
Simon Stankoski, Ivana Kiprijanovska, Ifigeneia Mavridou, Charles Nduka, Hristijan Gjoreski, Martin Gjoreski
2022 — conf
Facial Expression Recognition using Facial Mask with EMG Sensors.
VR4Health@MUM
Ivana Kiprijanovska, Borjan Sazdov, Martin Majstoroski, Simon Stankoski, Martin Gjoreski, Charles Nduka, Hristijan Gjoreski
2022 — conf
Monitoring Valence with Facial EMG Sensors using Machine Learning.
UbiComp/ISWC Adjunct
Ivana Kiprijanovska, Bojan Jakimovski, Petar Krstevski, Simon Stankoski, Ifigeneia Mavridou, Charles Nduka, Hristijan Gjoreski, Martin Gjoreski
2022 — conf
OCOsense Glasses for Facial Expressions Recognition and Contextual Affective Computing in Real World and Augmented Reality.
UbiComp/ISWC Adjunct
Ifigeneia Mavridou, James Archer, Andrew Cleal, Mohsen Fatoorechi, Simon Stankoski, Ivana Kiprijanovska, John Broulidakis, Martin Gjoreski, Charles Nduka, Hristijan Gjoreski
2022 J jnl
emteqPRO - Fully Integrated Biometric Sensing Array for Non-Invasive Biomedical Research in Virtual Reality.
Frontiers Virtual Real.
Michal Gnacek, John Broulidakis, Ifigeneia Mavridou, Mohsen Fatoorechi, Ellen Seiss, Theodoros Kostoulas, Emili Balaguer-Ballester, Ivana Kiprijanovska, Claire Rosten, Charles Nduka
2021 — conf
emteqPRO: Face-mounted Mask for Emotion Recognition and Affective Computing.
UbiComp/ISWC Adjunct
Hristijan Gjoreski, Ifigeneia I. Mavridou, Mohsen Fatoorechi, Ivana Kiprijanovska, Martin Gjoreski, Graeme Cox, Charles Nduka
2020 J jnl
Cloud Computing Mobile Application for Remote Monitoring of Bell's Palsy.
J. Medical Syst.
Paul Watts, Philip Breedon, Charles Nduka, Catriona Neville, V. Venables, S. Clarke
2020 B conf
Facial Electromyography-based Adaptive Virtual Reality Gaming for Cognitive Training.
ICMI
Lorcan Reidy, Dennis Chan, Charles Nduka, Hatice Gunes
2020 J jnl
Facial Electromyography-based Adaptive Virtual Reality Gaming for Cognitive Training.
CoRR
Lorcan Reidy, Dennis Chan, Charles Nduka, Hatice Gunes
2020 — conf
Heart Rate Detection from the Supratrochlear Vessels using a Virtual Reality Headset integrated PPG Sensor.
ICMI Companion
Michal Gnacek, David Garrido-Leal, Ruben Nieto Lopez, Ellen Seiss, Theodoros Kostoulas, Emili Balaguer-Ballester, Ifigeneia Mavridou, Charles Nduka
2020 — conf
Perception of Head Motion Effect on Emotional Facial Expression in Virtual Reality.
VR Workshops
Qiongdan Cao, Hui Yu, Charles Nduka
2020 J jnl
Realistic Facial Expression Reconstruction for VR HMD Users.
IEEE Trans. Multim.
Jianwen Lou, Yiming Wang, Charles Nduka, Mahyar Hamedi, Ifigeneia Mavridou, Fei-Yue Wang, Hui Yu
2019 — conf
Introducing the EmteqVR Interface for Affect Detection in Virtual Reality.
ACII Workshops
Ifigeneia Mavridou, Ellen Seiss, Theodoros Kostoulas, Mahyar Hamedi, Emili Balaguer-Ballester, Charles Nduka
2017 A* conf
FACETEQ interface demo for emotion expression in VR.
VR
Ifigeneia Mavridou, James T. McGhee, Mahyar Hamedi, Mohsen Fatoorechi, Andrew Cleal, Emili Balaguer-Ballester, Ellen Seiss, Graeme Cox, Charles Nduka
2017 — conf
FACETEQ: A novel platform for measuring emotion in VR.
VRIC
Ifigeneia Mavridou, James T. McGhee, Mahyar Hamedi, Mohsen Fatoorechi, Andrew Cleal, Emili Balaguer-Ballester, Ellen Seiss, Graeme Cox, Charles Nduka
2017 — conf
Using facial gestures to drive narrative in VR.
SUI
Ifigeneia Mavridou, Mahyar Hamedi, Mohsen Fatoorechi, James Archer, Andrew Cleal, Emili Balaguer-Ballester, Ellen Seiss, Charles Nduka