Research

2021

Dias, Sofia Balula; Diniz, José Alves; Konstantinidis, Evdokimos; Savvidis, Theodore; Zilidou, Vicky; Bamidis, Panagiotis D; Grammatikopoulou, Athina; Dimitropoulos, Kosmas; Grammalidis, Nikos; Jaeger, Hagen; Stadtschnitzer, Michael; Silva, Hugo; Telo, Gonçalo; Ioakeimidis, Ioannis; Ntakakis, George; Karayiannis, Fotis; Huchet, Estelle; Hoermann, Vera; Filis, Konstantinos; Theodoropoulou, Elina; Lyberopoulos, George; Kyritsis, Konstantinos; Papadopoulos, Alexandros; Depoulos, Anastasios; Trivedi, Dhaval; Chaudhuri, Ray K; Klingelhoefer, Lisa; Reichmann, Heinz; Bostantzopoulou, Sevasti; Katsarou, Zoe; Iakovakis, Dimitrios; Hadjidimitriou, Stelios; Charisis, Vasileios; Apostolidis, George; Hadjileontiadis, Leontios J

Assistive HCI-Serious Games Co-design Insights: The Case Study of i-PROGNOSIS Personalized Game Suite for Parkinson’s Disease Journal Article

Frontiers in Psychology, 11 , pp. 4017, 2021, ISSN: 1664-1078.

Abstract | Links | BibTeX | Tags: co-creation, game-based learning, human-computer interaction-serious games, i-PROGNOSIS, Parkinson’s disease

Kyritsis, Konstantinos; Fagerberg, Petter; Ioakimidis, Ioannis; Chaudhuri, Ray K; Reichmann, Heinz; Klingelhoefer, Lisa; Delopoulos, Anastasios

Assessment of real life eating difficulties in Parkinson’s disease patients by measuring plate to mouth movement elongation with inertial sensors Journal Article

Scientific Reports, 11 (1), pp. 1–14, 2021.

Abstract | Links | BibTeX | Tags: LSTM, Parkinson’s disease, Support vector machines

2020

Kyritsis, Konstantinos; Diou, Christos; Delopoulos, Anastasios

A Data Driven End-to-end Approach for In-the-wild Monitoring of Eating Behavior Using Smartwatches Journal Article

IEEE Journal of Biomedical and Health Informatics, 2020.

Abstract | Links | BibTeX | Tags: Feature extraction, Informatics, Monitoring, Obesity, Sensors, Tools, Wrist

Kyritsis, Konstantinos; Fagerberg, Petter; Ioakimidis, Ioannis; Klingelhoefer, Lisa; Reichmann, Heinz; Delopoulos, Anastasios

Using IMU sensors to assess motor degradation of PD patients by modeling in-meal plate-to-mouth movement elongation Inproceedings

2020 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC), pp. 494–497, IEEE 2020.

Abstract | Links | BibTeX | Tags: Accelerometers, control, Degradation, Feature extraction, Mouth, PD, Sensors, Support vector machines

Papadopoulos, Alexandros; Iakovakis, Dimitrios; Klingelhoefer, Lisa; Bostantjopoulou, Sevasti; Chaudhuri, Ray K; Kyritsis, Konstantinos; Hadjidimitriou, Stelios; Charisis, Vasileios; Hadjileontiadis, Leontios J; Delopoulos, Anastasios

Unobtrusive detection of Parkinson’s disease from multi-modal and in-the-wild sensor data using deep learning techniques Journal Article

Scientific Reports, 10 (1), pp. 1–13, 2020.

Abstract | Links | BibTeX | Tags: Information technology, Parkinson's disease, Statistics

Fagerberg, Petter; Klingelhoefer, Lisa; Bottai, Matteo; Langlet, Billy; Kyritsis, Konstantinos; Rotter, Eva; Reichmann, Heinz; Falkenburger, Björn; Delopoulos, Anastasios; Ioakimidis, Ioannis

Lower Energy Intake among Advanced vs. Early Parkinson’s Disease Patients and Healthy Controls in a Clinical Lunch Setting: A Cross-Sectional Study Journal Article

Nutrients, 12 (7), pp. 2109, 2020.

Abstract | Links | BibTeX | Tags: eating behavior, energy intake, food, malnutrition, Monitoring, neurodegenerative diseases, Parkinson’s disease, weight loss

Dias, Sofia Balula; Grammatikopoulou, Athina; Diniz, José Alves; Dimitropoulos, Kosmas; Grammalidis, Nikos; Zilidou, Vicky; Savvidis, Theodore; Konstantinidis, Evdokimos; Bamidis, Panagiotis D; Jaeger, Hagen; Stadtschnitzer, Michael; Silva, Hugo; Telo, Gonçalo; Ioakeimidis, Ioannis; Ntakakis, George; Karayiannis, Fotis; Huchet, Estelle; Hoermann, Vera; Filis, Konstantinos; Theodoropoulou, Elina; Lyberopoulos, George; Kyritsis, Konstantinos; Papadopoulos, Alexandros; Delopoulos, Anastasios; Trivedi, Dhaval; Chaudhuri, Ray K; Klingelhoefer, Lisa; Reichmann, Heinz; Bostantzopoulou, Sevasti; Katsarou, Zoe; Iakovakis, Dimitrios; Hadjidimitriou, Stelios; Charisis, Vasileios; Apostolidis, George; Hadjileontiadis, Leontios J

Innovative Parkinson's Disease Patients' Motor Skills Assessment: The i-PROGNOSIS Paradigm Journal Article

Frontiers in Computer Science, 2 , pp. 20, 2020, ISSN: 2624-9898.

Abstract | Links | BibTeX | Tags: i-PROGNOSIS, motor assessment tests, motor skills decline, parkinson's disease (PD), unified parkinson disease rating scale (UPDRS) part III

2019

Kyritsis, Konstantinos; Diou, Christos; Delopoulos, Anastasios

Modeling wrist micromovements to measure in-meal eating behavior from inertial sensor data Journal Article

IEEE journal of biomedical and health informatics, 23 (6), pp. 2325–2334, 2019.

Abstract | Links | BibTeX | Tags: Acceleration, Feature extraction, Informatics, Monitoring, Mouth, Obesity, Wrist

Papadopoulos, Alexandros; Kyritsis, Konstantinos; Klingelhoefer, Lisa; Bostanjopoulou, Sevasti; Chaudhuri, Ray K; Delopoulos, Anastasios

Detecting Parkinsonian Tremor from IMU Data Collected In-The-Wild using Deep Multiple-Instance Learning Journal Article

IEEE Journal of Biomedical and Health Informatics, 2019.

Abstract | Links | BibTeX | Tags: Accelerometers, Annotations, Diseases, Feature extraction, Rigidity, Sensors, Standards

Kyritsis, Konstantinos; Diou, Christos; Delopoulos, Anastasios

Detecting meals in the wild using the inertial data of a typical smartwatch Inproceedings

2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 4229–4232, IEEE 2019.

Abstract | Links | BibTeX | Tags: Accelerometers, Artificial neural networks, Detection algorithms, Feature extraction, Gyroscopes, Lenses, Monitoring

Papadopoulos, Alexandros; Kyritsis, Konstantinos; Bostanjopoulou, Sevasti; Klingelhoefer, Lisa; Chaudhuri, Ray K; Delopoulos, Anastasios

Multiple-instance learning for in-the-wild parkinsonian tremor detection Inproceedings

2019 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 6188–6191, IEEE 2019.

Abstract | Links | BibTeX | Tags: Accelerometers, Diseases, Mathematical model, Sensors, Smart phones, Standards, Training

2018

Kyritsis, Konstantinos; Diou, Christos; Delopoulos, Anastasios

End-to-end Learning for Measuring in-meal Eating Behavior from a Smartwatch Inproceedings

2018 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 5511–5514, IEEE 2018.

Abstract | Links | BibTeX | Tags: Accelerometers, Gyroscopes, Hidden Markov models, Mouth, Sensors, Support vector machines, Training

Papadopoulos, Alexandros; Kyritsis, Konstantinos; Sarafis, Ioannis; Delopoulos, Anastasios

Personalised meal eating behaviour analysis via semi-supervised learning Inproceedings

2018 40th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 4768–4771, IEEE 2018.

Abstract | Links | BibTeX | Tags: Adaptation models, Entropy, Feature extraction, Hidden Markov models, Mouth, Support vector machines, Training

2017

Kyritsis, Konstantinos; Diou, Christos; Delopoulos, Anastasios

Food intake detection from inertial sensors using LSTM networks Inproceedings

International Conference on Image Analysis and Processing, pp. 411–418, Springer 2017.

Abstract | Links | BibTeX | Tags: Eating monitoring, Food intake, LSTM, Wearable sensors

Kyritsis, Konstantinos; Tatli, Christina Lefkothea; Diou, Christos; Delopoulos, Anastasios

Automated analysis of in meal eating behavior using a commercial wristband IMU sensor Inproceedings

2017 39th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC), pp. 2843–2846, IEEE 2017.

Abstract | Links | BibTeX | Tags: Acceleration, Accelerometers, Feature extraction, Gyroscopes, Hidden Markov models, Mouth, Support vector machines

2016

Hadjidimitriou, S; Charisis, V; Kyritsis, K; Konstantinidis, E; Delopoulos, A; Bamidis, P; Bostantjopoulou, S; Rizos, A; Trivedi, D; Chaudhuri, R; Klingelhoefer, L; Reichmann, H; Wadoux, J; Craecker, De N; Karayiannis, F; Fagerberg, P; Ioakeimidis, I; Stadtschnitzer, M; Esser, A; Grammalidis, N; Dimitropoulos, K; Dias, S B; Diniz, J A; da Silva, H P; Lyberopoulos, G; Theodoropoulou, E; Hadjileontiadis, L J

Active and healthy ageing for Parkinson's disease patients' support: A user's perspective within the i-PROGNOSIS framework Inproceedings

2016 1st International Conference on Technology and Innovation in Sports, Health and Wellbeing (TISHW), pp. 1-8, 2016.

Links | BibTeX | Tags: Aging, Diseases, Economics, Europe, Prognostics and health management, Technological innovation

2014

Floros, Georgios; Kyritsis, Konstantinos; Potamianos, Gerasimos

Database and baseline system for detecting degraded traffic signs in urban environments Inproceedings

2014 5th European Workshop on Visual Information Processing (EUVIP), pp. 1–5, IEEE 2014.

Abstract | Links | BibTeX | Tags: Color, Databases, Image color analysis, Roads, Robustness, Shape, Vehicles