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Pasi Karjalainen

Pasi Karjalainen

Professor

Department of Technical Physics, Faculty of Science, Forestry and Technology

[email protected] | +358 40 355 2546

Information Publications

Research groups

Biosignal Analysis and Medical Imaging research g… 01.01.1994 -

Projects

ER4Surgery Research-to-Business project Finished 01.07.2023 - 31.12.2024
Game Over? - Continue! Finished 01.10.2022 - 31.12.2023
Procurement of mobile robots and 5G technology suitable for medical operation room environment Finished 01.03.2022 - 31.12.2023
Sonic Move - Creative and Expressive Sonification of Human Movement 01.02.2023 - 30.09.2025
TrueHear 01.07.2024 - 31.12.2025
Remote Virtual Physiotherapist (REVIP) consortium project 01.09.2022 - 31.08.2026

Publications

158/158 items

MEPFeatX—automated feature extraction of motor-evoked potentials in transcranial magnetic stimulation
Nguyen, Dao T A; Säisänen, Laura; Kallioniemi, Elisa; Karjalainen, Pasi A; Rissanen, Saara M; Julkunen, Petro. 2025. Frontiers in neuroscience. 2024; 18: . 1415257 A1 Journal article (refereed), original research
Gait data from 51 healthy participants with motion capture, inertial measurement units, and computer vision
Lavikainen, Jere; Vartiainen, Paavo; Stenroth, Lauri; Karjalainen, Pasi A; Korhonen, Rami K; Liukkonen, Mimmi K; Mononen, Mika E. 2024. Data in brief. 56: A1 Journal article (refereed), original research
Predicting Knee Joint Contact Force Peaks During Gait Using a Video Camera or Wearable Sensors
Lavikainen, Jere; Stenroth, Lauri; Vartiainen, Paavo; Alkjaer, Tine; Karjalainen, Pasi A; Henriksen, Marius; Korhonen, Rami K; Liukkonen, Mimmi; Mononen, Mika E. 2024. Annals of biomedical engineering. 52: 3280-3294 A1 Journal article (refereed), original research
Detecting negative myoclonus during long-term home measurements using wearables
Sinokki, Aku; Säisänen, Laura; Hyppönen, Jelena; Silvennoinen, Katri; Kälviäinen, Reetta; Mervaala, Esa; Karjalainen, Pasi A; Rissanen, Saara M. 2023. Clinical neurophysiology. 156: 166-174 A1 Journal article (refereed), original research
Developmental models of motor-evoked potential features by transcranial magnetic stimulation across age groups from childhood to adulthood
Nguyen, Dao T A; Julkunen, Petro; Säisänen, Laura; Määttä, Sara; Rissanen, Saara M; Lintu, Niina; Könönen, Mervi; Lakka, Timo; Karjalainen, Pasi A. 2023. Scientific reports. 13: A1 Journal article (refereed), original research
Open-source software library for real-time inertial measurement unit data-based inverse kinematics using OpenSim
Lavikainen, Jere; Vartiainen, Paavo; Stenroth, Lauri; Karjalainen, Pasi A.. 2023. PeerJ. 11: A1 Journal article (refereed), original research
Prediction of Knee Joint Compartmental Loading Maxima Utilizing Simple Subject Characteristics and Neural Networks
Lavikainen, Jere; Stenroth, Lauri; Alkjær, Tine; Karjalainen, Pasi A; Korhonen, Rami K.; Mononen, Mika E. 2023. Annals of biomedical engineering. 51: 2479-2489 A1 Journal article (refereed), original research
An EMG-Assisted Muscle-Force Driven Finite Element Analysis Pipeline to Investigate Joint- and Tissue-Level Mechanical Responses in Functional Activities: Towards a Rapid Assessment Toolbox
Esrafilian, Amir; Stenroth, Lauri; Mononen, Mika E.; Vartiainen, Paavo; Tanska, Petri; Karjalainen, Pasi A.; Suomalainen, Juha-Sampo; Arokoski, J.; Saxby, David J.; Lloyd, David G.; Korhonen, Rami K.. 2022. IEEE transactions on biomedical engineering. 69: 2860-2871 A1 Journal article (refereed), original research
Autonomic responses to tooth clenching and handgrip test
Tapiainen, Atte A; Zaproudina, Nina; Lipponen, Jukka A; Tarvainen, Mika P; Vierola, Anu; Rissanen, Saara M; Karjalainen, Pasi A; Närhi, Matti. 2022. Acta odontologica scandinavica. 80: 389-395 A1 Journal article (refereed), original research
Changes in elbow flexion EMG morphology during adjustment of deep brain stimulator in advanced Parkinson’s disease
Ruonala, Verneri; Pekkonen, Eero; Airaksinen, Olavi; Kankaanpää, Markku; Karjalainen, Pasi A.; Rissanen, Saara M.. 2022. PLoS ONE. 17: A1 Journal article (refereed), original research
Forces required in repositioning a patient in bed using regular sheet and slide film
Muona, Anneli; Vartiainen, Paavo; Karjalainen, Pasi A; Räsänen, Kimmo. 2022. International journal of industrial ergonomics. 90: A1 Journal article (refereed), original research
Short‐ and long‐interval intracortical inhibition in EPM1 is related to genotype
Silvennoinen, Katri; Säisänen, Laura; Hyppönen, Jelena; Rissanen, Saara M; Karjalainen, Pasi A; D’Ambrosio, Sasha; Jimenez‐Jimenez, Diego; Zagaglia, Sara; Rothwell, John C; Balestrini, Simona; Sisodiya, Sanjay M; Julkunen, Petro; Mervaala, Esa; Kälviäinen, Reetta. 2022. Epilepsia. 2023; 64: 208-217 A1 Journal article (refereed), original research
Toward Tailored Rehabilitation by Implementation of a Novel Musculoskeletal Finite Element Analysis Pipeline
Esrafilian, Amir; Stenroth, Lauri; Mononen, Mika E.; Vartiainen, Paavo; Tanska, Petri; Karjalainen, Pasi A.; Suomalainen, Juha-Sampo; Arokoski, Jari P. A.; Saxby, David J.; Lloyd, David G.; Korhonen, Rami K.. 2022. IEEE transactions on neural systems and rehabilitation engineering. 30: 789-802 A1 Journal article (refereed), original research
A Perturbed Postural Balance Test Using an Instrumented Treadmill - Precision and Accuracy of Belt Movement and Test-Retest Reliability of Balance Measures
Lesch, Kim J.; Lavikainen, Jere; Hyrylä, Vesa; Vartiainen, Paavo; Venojärvi, Mika; Karjalainen, Pasi A.; Tikkanen, Heikki; Stenroth, Lauri. 2021. Frontiers in sports and active living
Wearable monitoring of positive and negative myoclonus in progressive myoclonic epilepsy type 1
Rissanen, Saara M; Hyppönen, Jelena; Silvennoinen, Katri; Säisänen, Laura; Karjalainen, Pasi A; Mervaala, Esa; Kälviäinen, Reetta. 2021. Clinical neurophysiology
Force-velocity profiling in ice hockey skating: reliability and validity of a simple, low-cost field method
Stenroth, Lauri; Vartiainen, Paavo; Karjalainen, Pasi A. 2020. Sports biomechanics
Lumbopelvic movement control in contemporary dancers: A multiple case study
Pohjola, Hanna; Vartiainen, Paavo; Karjalainen, Pasi A; Stenroth, Lauri; Venojärvi, Mika. 2019. Translational sports medicine
Nutritive sucking creates a neurophysiological bridge over the birth gap
Lehtonen, Johannes; Valkonen-Korhonen, Minna; Karjalainen, Pasi A. 2019. Acta paediatrica
Principal Component Regression on Motor Evoked Potential in Single-Pulse Transcranial Magnetic Stimulation
Nguyen, D T A; Rissanen, S M; Julkunen, P; Kallioniemi, E; Karjalainen, P A. 2019. IEEE transactions on neural systems and rehabilitation engineering
The potential of dance art in the recovery from a stroke: a case study
Pohjola, Hanna; Vartiainen, Paavo; Karjalainen, Pasi A; Hänninen, Vilma. 2019. Nordic journal of dance : practice, education and research
An Overview of Strategies for Reducing Upper Extremity Physical Exposure Associated With Floor Mopping: A Systematic Review
Wallius, Mari-Anne; Järvelin-Pasanen, Susanna; Rissanen, Saara M; Karjalainen, Pasi A; Räsänen, Kimmo. 2018. Human factors
Autonomic responses to tooth clenching in migraineurs - augmented trigeminocardiac reflex?
Zaproudina, Nina; Lipponen, Jukka A; Tarvainen, Mika P; Vierola, Anu; Rissanen, Saara M; Karjalainen, Pasi A; Närhi, Matti. 2018. Journal of oral rehabilitation
Effects of mop handle height on forearm muscle activity, wrist and upper arm posture and movement during floor mopping
Wallius, Mari-Anne; Bragge, Timo; Karjalainen, Pasi A; Järvelin-Pasanen, Susanna; Rissanen, Saara M; Vartiainen, Paavo; Räsänen, Kimmo. 2018. IISE transactions on occupational ergonomics and human factors
Evaluation of the effect of bariatric surgery-induced weight loss on knee gait and cartilage degeneration
Liukkonen, MK; Mononen, ME; Vartiainen, P; Kaukinen, P; Bragge, T; Suomalainen, JS; Malo, MKH; Venesmaa, S; Käkelä, P; Pihlajamäki, J; Karjalainen, PA; Arokoski, JP; Korhonen, R. 2018. Journal of biomechanical engineering: transactions of the ASME
Levodopa-Induced Changes in Electromyographic Patterns in Patients with Advanced Parkinson's Disease
Ruonala, V; Pekkonen, E; Airaksinen, O; Kankaanpää, M; Karjalainen, PA; Rissanen SM. 2018. Frontiers in neurology
Parameters of Surface Electromyogram Suggest That Dry Immersion Relieves Motor Symptoms in Patients With Parkinsonism
Miroshnichenko, German G; Meigal, Alexander Yu; Saenko, Irina, V; Gerasimova-Meigal, Liudmila, I; Chernikova, Liudmila A; Subbotina, Natalia S; Rissanen, Saara M; Karjalainen, Pasi A. 2018. Frontiers in neuroscience
Syntymän vaikutus lapsen psyykkiseen kehitykseen
Lehtonen, Johannes; Valkonen-Korhonen, Minna; Karjalainen, Pasi A. 2018. Duodecim
Tooth Clenching Induces Abnormal Cerebrovascular Responses in Migraineurs
Zaproudina, Nina; Rissanen, Antti-Pekka E; Lipponen, Jukka A; Vierola, Anu; Rissanen, Saara M; Karjalainen, Pasi A; Soinila, Seppo; Närhi, Matti. 2018. Frontiers in neurology
Muscular activity and perceived exertion while mopping using different mop handle heights
Wallius Mari-Anne, Rissanen Saara M, Bragge Timo, Vartiainen Paavo, Karjalainen Pasi A, Räsänen Kimmo, Järvelin-Pasanen Susanna. 2016. Publications of the University of Eastern Finland. Reports and studies in health sciences
Nutritive sucking induces age-specific EEG-changes in 0-24 week-old infants
Lehtonen J, Valkonen-Korhonen M, Georgiadis S, Tarvainen MP, Lappi H, Niskanen JP, Pääkkönen A, Karjalainen PA. 2016. Infant behavior and development
Psychophysiological responses to positive and negative food and nonfood visual stimuli
Kuoppa Pekka, Pulkkinen Kaisa, Tarvainen Mika P, Lankinen Maria, Lapveteläinen Anja, Sinikallio Sanna, Karhunen Leila, Karjalainen Pasi A, Kolehmainen Marjukka, Sallinen Janne, Närväinen Johanna. 2016. Journal of neuroscience, psychology, and economics
Repeatability of knee impulsive loading measurements with skin-mounted accelerometers and lower limb surface electromyographic recordings during gait in knee osteoarthritic and asymptomatic individuals
Lyytinen T, Bragge T, Hakkarainen M, Liikavainio T, Karjalainen PA, Arokoski JP. 2016. Journal of musculoskeletal and neuronal interactions
The load of repositioning the supine patient by using draw sheet versus CareCare Transfer Slide Film
Muona Anneli, Karjalainen Pasi, Vartiainen Paavo, Räsänen Kimmo. 2016. Publications of the University of Eastern Finland. Reports and studies in health sciences
Autonomic nervous system response to L-dopa in patients with advanced Parkinson's disease
Ruonala V, Tarvainen MP, Karjalainen PA, Pekkonen E, Rissanen SM. 2015. IEEE
Effects of mop handle height on shoulder muscle activity and perceived exertion during floor mopping using a figure eight method
Wallius Mari-Anne, Rissanen Saara M, Bragge Timo, Vartiainen Paavo, Karjalainen Pasi A, Räsänen Kimmo, Järvelin-Pasanen Susanna. 2015. Industrial health
Mouse ECG findings in aging, with conduction system affecting drugs and in cardiac pathologies: Development and validation of ECG analysis algorithm in mice
Merentie M, Lipponen JA, Hedman M, Hedman A, Hartikainen J, Huusko J, Lottonen-Raikaslehto L, Parviainen V, Laidinen S, Karjalainen PA, Ylä-Herttuala S. 2015. Psychological reports
Non-invasive mapping of bilateral motor speech areas using navigated transcranial magnetic stimulation and functional magnetic resonance imaging
Könönen Mervi, Tamsi Niko, Säisänen Laura, Kemppainen Samuli, Määttä Sara, Julkunen Petro, Jutila Leena, Äikiä Marja, Kälviäinen Reetta, Niskanen Eini, Vanninen Ritva, Karjalainen Pasi, Mervaala Esa. 2015. Journal of neuroscience methods
Nonlinear Parameters of Surface Electromyogram for Diagnostics of Neuromuscular Disorders and Normal Conditions of the Human Motor System
Meigal A Yu, Rissanen S M, Zaripova Yu R, Miroshnichenko G G, Karjalainen P. 2015. Human physiology
Nonlinear parameters of surface EMG in schizophrenia patients depend on kind of antipsychotic therapy
Meigal Alexander Yu, Miroshnichenko German G, Kuzmina Anna P, Rissanen Saara M, Georgiadis Stefanos D, Karjalainen Pasi A. 2015. Frontiers in physiology
Reduced cortical activation in inferior frontal junction in Unverricht-Lundborg disease (EPM1) - A motor fMRI study
Könönen Mervi, Danner Nils, Koskenkorva Päivi, Kälviäinen Reetta, Hyppönen Jelena, Mervaala Esa, Karjalainen Pasi, Vanninen Ritva, Niskanen Eini. 2015. Epilepsy research
Signal features of surface electromyography in advanced Parkinson's disease during different settings of deep brain stimulation
Rissanen Saara M, Ruonala Verneri, Pekkonen Eero, Kankaanpää Markku, Airaksinen Olavi, Karjalainen Pasi A. 2015. Clinical neurophysiology
Dynamic tension EMG to characterize the effects of DBS treatment of advanced Parkinson's disease
Ruonala V, Pekkonen E, Rissanen S, Airaksinen O, Miroshnichenko G, Kankaanpaa M, Karjalainen P. 2014. IEEE
EMG signal morphology and kinematic parameters in essential tremor and Parkinson's disease patients
Ruonala Verneri, Meigal Alexander, Rissanen Saara, Airaksinen Olavi, Kankaanpää Markku, Karjalainen Pasi. 2014. Journal of electromyography and kinesiology
Electroencephalogram reactivity to verbal command after dexmedetomidine, propofol and sevoflurane-induced unresponsiveness
Kaskinoro K, Maksimow A, Georgiadis S, Långsjö J, Scheinin H, Karjalainen P, Jääskeläinen SK. 2014. Anaesthesia
Heart rate variability evaluation of Emfit sleep mattress breathing categories in NREM sleep
Tenhunen M, Hyttinen J, Lipponen J, Virkkala J, Kuusimäki S, Tarvainen MP, Karjalainen PA, Himanen S-L. 2014. Clinical neurophysiology
Nonlinear state-space modeling of human motion using 2D marker observations
Vartiainen Paavo, Bragge Timo, Arokoski Jari, Karjalainen Pasi. 2014. IEEE transactions on biomedical engineering
Surface EMG parameters in schizophrenia patients
Miroshnichenko German, Kuzmina Anna, Meigal Alexander, Burkin Mark, Rissanen Saara M, Karjalainen Pasi A. 2014. Annual international conference of the IEEE engineering in medicine and biology society
The Impact of Obesity and Weight Loss on Gait in Adults
Lyytinen T, Bragge T, Liikavainio T, Vartiainen P, Karjalainen PA, Arokoski JA. 2014. Studies in mechanobiology, tissue engineering and biomaterials
Acral coldness in migraineurs
Zaproudina N, Lipponen JA, Karjalainen PA, Kamshilin AA, Giniatullin R, Närhi M. 2013. Autonomic neuroscience: basic and clinical
Asynchronicity of facial blood perfusion in migraine
N. Zaproudina, V. Teplov, E. Nippolainen, J. A. Lipponen, A. A. Kamshilin, M. Närhi, P. A. Karjalainen, and R. Giniatullin. 2013. PLoS ONE
Causal estimation of neural and overall baroreflex sensitivity in relation to carotid artery stiffness
Lipponen JA, Tarvainen MP, Laitinen T, Karjalainen PA, Vanninen J, Koponen T, Laitinen TM. 2013. Physiological measurement
EMG Signal Morphology in Essential Tremor and Parkinson's Disease
Ruonala Verneri, Meigal Alexander, Rissanen Saara, Airaksinen Olavi, Kankaanpää Markku, Karjalainen Pasi. 2013. Annual international conference of the IEEE engineering in medicine and biology society
Effects of implementing an ergonomic work schedule on heart rate variability in shift-working nurses
Järvelin-Pasanen S, Ropponen A, Tarvainen M, Paukkonen M, Hakola T, Puttonen S, Karjalainen PA, Lindholm H, Louhevaara V, Pohjonen T. 2013. Journal of occupational health
Kubios HRV - Heart rate variability analysis software
Tarvainen MP, Niskanen J-P, Lipponen JA, Ranta-aho PO, and Karjalainen PA. 2013. Computer methods and programs in biomedicine
Lower impulsive loadings following intensive weight loss after bariatric surgery in level and stair walking: A preliminary study
Bragge Timo, Lyytinen Tarja, Hakkarainen Marko, Vartiainen Paavo, Liikavainio Tuomas, Karjalainen Pasi, Arokoski Jari. 2013. Knee
Monitoring functional impairment and recovery after traumatic brain injury in rats by FMRI
Niskanen JP, Airaksinen AM, Sierra A, Huttunen JK, Nissinen J, Karjalainen PA, Pitkänen A, Gröhn OH. 2013. Journal of neurotrauma
Nitroglycerin-induced changes in facial skin temperature: 'cold nose' as a predictor of headache?
Zaproudina N, Närhi M, Lipponen JA, Tarvainen MP, Karjalainen PA, Karhu J, Airaksinen O, Giniatullin R. 2013. Clinical physiology and functional imaging
Non-linear EMG parameters for differential and early diagnostics of Parkinson's disease
Meigal AY, Rissanen SM, Tarvainen MP, Airaksinen O, Kankaanpää M, Karjalainen PA. 2013. Frontiers in neurology
The correlation of vectorcardiographic changes to blood lactate concentration during an exercise test
Lipponen JA, Gladwell VF, Kinnunen H, Karjalainen PA, Tarvainen MP. 2013. Biomedical signal processing and control
Cerebral cortex and sub-cortex lateralization in cardiovascular regulation: Correlations of BOLD fMRI and heart rate variability
Kuoppa Pekka, Niskanen Eini, Karjalainen Pasi, Tarvainen Mika. 2012. Annual international conference of the IEEE engineering in medicine and biology society
Computational Intelligence in Electromyography Analysis - A Perspective on Current Applications and Future Challenges
Rissanen SM, Kankaanpää M, Tarvainen MP, Karjalainen PA. 2012. InTech
Differences in heart rate variability of female nurses between and within normal and extended work shifts
Järvelin-Pasanen S, Ropponen A, Tarvainen M, Karjalainen PA, Louhevaara V. 2012. Industrial health
Estimation of arterial baroreflex sensitivity in relation to carotid artery stiffness
Lipponen JA, Tarvainen MP, Laitinen T, Karjalainen PA, Vanninen J, Koponen T and Lyyra-Laitinen T. 2012.
Heart rate variability dynamics during low-dose propofol and dexmedetomidine anesthesia
Tarvainen MP, Georgiadis S, Laitio T, Lipponen JA, Karjalainen PA, Kaskinoro K, Scheinin H. 2012. Annals of biomedical engineering
Kinematic and kinetic changes in obese gait in bariatric surgery-induced weight loss
Vartiainen Paavo, Bragge Timo, Lyytinen Tarja, Hakkarainen Marko, Karjalainen Pasi, Arokoski Jari. 2012. Journal of biomechanics
Linear and nonlinear tremor acceleration characteristics in patients with Parkinson's disease
Meigal A, Rissanen SM, Tarvainen MP, Georgiadis SD, Karjalainen PA, Airaksinen O, Kankaanpää M. 2012. Physiological measurement
The effect of fMRI task combinations on determining the hemispheric dominance of language functions
Niskanen E, Könönen M, Villberg V, Nissi M, Ranta-aho P, Säisänen L, Karjalainen P, Äikiä M, Kälviäinen R, Mervaala E, Vanninen R. 2012. Neuroradiology
Analysis of EMG and acceleration signals for quantifying the effects of deep brain stimulation in Parkinson's disease
Rissanen SM, Kankaanpää M, Tarvainen MP, Novak V, Novak P, Hu K, Manor B, Airaksinen O, Karjalainen PA. 2011. IEEE transactions on biomedical engineering
Dynamic estimation of cardiac repolarization characteristics during hypoglycemia in healthy and diabetic subjects.
Lipponen JA, Kemppainen J, Karjalainen PA, Laitinen T, Mikola H, Kärki T and Tarvainen MP. 2011. Physiological measurement
Measurements of Skin Temperature Responses to Cold Exposure of Foot and Face in Healthy Individuals: Variability and Influencing Factors.
Zaproudina N, Lipponen JA, Eskelinen P, Tarvainen MP, Karjalainen PA, Närhi M. 2011. Clinical physiology and functional imaging
A Principal Component Regression Approach for Estimation of Ventricular Repolarization Characteristics
Jukka Antero Lipponen, Mika P. Tarvainen, Tomi Laitinen, Tiina Lyyra-Laitinen ja Pasi A. Karjalainen. 2010. IEEE transactions on biomedical engineering
Gait and muscle activation changes in men with knee osteoarthritis
Liikavainio T, Bragge T, Hakkarainen M, Karjalainen PA & Arokoski JP. 2010. Knee
A transportable camera based motion analysis system with application to monitoring of rehabilitation of hand
Bragge T, Hakkarainen M, Tarvainen MP, Tarkka IM, Karjalainen PA. 2009. IFMBE proceedings
Analysis of dynamic voluntary muscle contractions in Parkinson's disease
Rissanen SM, Kankaanpää M, Tarvainen MP, Meigal AY, Nuutinen J, Tarkka IM, Airaksinen O, Karjalainen PA. 2009. IEEE transactions on biomedical engineering
Analysis of heart rate variability dynamics during propofol anesthesia
Tarvainen MP, Georgiadis S, Lipponen JA, Laitio T, Kaskinoro K, Schein H, Karjalainen PA. 2009. IFMBE proceedings
Baseline removal from near infrared spectroscopy measurements for lactate concentration estimation
Lipponen JA, Blomberg von der Geest K, Tarvainen MP, Leinonen A, Lahtinen M, Karjalainen PA. 2009. IFMBE proceedings
Estimation of T-wave morphology using Gaussian functions
Lipponen JA, Tarvainen MP, Lyyra-Laitinen T, Laitinen T, Karjalainen PA. 2009. IFMBE proceedings
Kalman smoother based time-varying spectrum estimation of EEG during single agent propofol anesthesia
Georgiadis S, Tarvainen MP, Kaskinoro K, Maksimov A, Kärki T, Jääskeläinen S, Scheinin H, Karjalainen PA. 2009.
Novel parameters of surface EMG in patients with Parkinson's disease and healthy young and old controls
Meigal AI, Rissanen S, Tarvainen MP, Karjalainen PA, Iudina-Vassel IA, Airaksinen O, Kankaanpää M. 2009. Journal of electromyography and kinesiology
Principal component approach for mapping functional connectivity in event-related fMRI
Niskanen E, Tarvainen MP, Niskanen J-P, Ranta-aho P, Könönen M, Soininen H, Karjalainen PA. 2009. IFMBE proceedings
The relationship between spectral changes in heart rate variability and fatigue
Tran Y, Wijesuriya N, Tarvainen M, Karjalainen P, Craig A. 2009. Journal of psychophysiology
Time-Varying spectrum estimation of heart rate variability signals with Kalman smoother algorithm
Tarvainen MP, Georgiadis S, Lipponen JA, Hakkarainen M, Karjalainen PA. 2009.
Time-varying multivariate correlation analysis of EEG during low dose propofol anesthesia
Georgiadis SD, Tarvainen MP, Niskanen J-P, Kaskinoro K, Maksimow A, Jääskeläinen S, Scheinin H, Karjalainen PA. 2009. IFMBE proceedings
A signal subspace approach for single-trial evoked potential estimation
Georgiadis S, Ranta-aho P, Niskanen J-P, Valkonen-Korhonen M, Karjalainen PA. 2008. IFMBE
Analysis of dynamic EMG and acceleration measurements in Parkinson`s disease
Rissanen SM, Kankaanpää M, Tarvainen MP, Meigal A, Nuutinen J, Tarkka IM, Airaksinen O, Karjalainen PA. 2008. Annual international conference of the IEEE engineering in medicine and biology society
Dynamic time-varying analysis of heart rate and blood pressure variability in cats exposed to short-term chronic intermittent hypoxia
Rey S, Tarvainen MP, Karjalainen PA, Iturriaga R. 2008. American journal of physiology : regulatory integrative and comparative physiology
Estimation of single-trial fMRI BOLD responses using combined EEG and fMRI measurements
Ranta-aho PO, Niskanen EI, Georgiadis S, Könönen M, Tarvainen MP, Karjalainen PA. 2008. Annual international conference of the IEEE engineering in medicine and biology society
Kubios HRV- a software for advanced heart rate variability analysis
Tarvainen MP, Niskanen JP, Lipponen JA, Ranta-aho PO, Karjalainen PA. 2008. IFMBE proceedings
Perceived mental stress and reactions in heart rate variability - a pilot study among employees of an electronics company
Orsila R, Virtanen M, Luukkala T, Tarvainen M, Karjalainen P, Viik J, Savinainen M, Nygård CH. 2008. International journal of occupational safety and ergonomics
Surface EMG and acceleration signals in Parkinson`s disease: feature extraction and cluster analysis
Rissanen SM, Kankaanpää M, Meigal A, Tarvainen MP, Nuutinen J, Tarkka IM, Airaksinen O, Karjalainen PA. 2008. Medical and biological engineering and computing
Tracking single-trial evoked potential changes with Kalman filtering and smoothing
Georgiadis SD, Ranta-aho PO, Tarvainen MP, Karjalainen PA. 2008. Annual international conference of the IEEE engineering in medicine and biology society
A principal component regression approach for estimating ventricular repolarization duration variability
Tarvainen MP, Laitinen T, Lyyra-Laitinen T, Niskanen J-P, Karjalainen PA. 2007. Eurasip journal on advances in signal processing
A subspace method for dynamical estimation of evoked potentials
Georgiadis SD, Ranta-aho PO, Tarvainen M, Karjalainen PA. 2007. Computational Intelligence and Neuroscience
Analysis of surface EMG signal morphology in Parkinson¿s disease
Rissanen S, Kankaanpää M, Tarvainen MP, Nuutinen J, Tarkka IM, Airaksinen O, Karjalainen PA. 2007. Physiological measurement
Effects of nutritive and non-nutritive sucking on infant heart rate variability during the first 6 months of life
Lappi H, Valkonen-Korhonen M, Georgiadis S, Tarvainen M, Tarkka IM, Karjalainen PA, Lehtonen J. 2007. Infant behavior and development
Heart rate variability derived from exercise ECG in the detection of coronary artery disease
Virtanen M, Kähönen M, Nieminen T, Karjalainen P, Tarvainen M, Lehtimäki T, Lehtinen R, Nikus K, Kööbi T, Niemi M, Niemelä K, Turjanmaa V, Malmivuo J, Viik J. 2007. Physiological measurement
Increased fMRI responses during encoding in mild cognitive impairment
Hämäläinen A, Pihlajamäki M, Tanila H, Hänninen T, Niskanen E, Tervo S, Karjalainen PA, Vanninen RL, Soininen H, Soininen H, Tervo S. 2007. Neurobiology of aging
Spectral power and fractal dimension: methodological comparison in a sample of normal sleepers and chronic insomniacs
Kronholm E, Virkkala J, Kärki T, Karjalainen P, Lang H, Hämäläinen H. 2007. Sleep and biological rhythms
Subspace approaches for fMRI time series estimation
Niskanen EI, Tarvainen MP, Könönen M, Soininen H, Karjalainen PA, Könönen M. 2007. Annual international conference of the IEEE engineering in medicine and biology society
Noise sensitivity of a principal component regression based RT interval variability estimation method
Tarvainen MP, Niskanen J-P, Karjalainen PA, Laitinen T, Lyyra-Laitinen T. 2006.
On correlation between single-trial ERP and GSR responses: a principal component regression approach
Ranta-aho PO, Tarvainen MP, Georgiadis SD, Niskanen J-P, Karjalainen PA, Valkonen-Korhonen M, Lehtonen J. 2006.
Relationship of P300 single-trial responses with reaction time and preceding stimulus sequence
Holm A, Ranta-aho PO, Sallinen M, Karjalainen PA, Muller K. 2006. International journal of psychophysiology
Time-varying analysis of heart rate variability signals with a Kalman smoother algorithm
Tarvainen MP, Georgiadis SD, Ranta-aho PO, Karjalainen PA. 2006. Physiological measurement
High-resolution QRS fiducial point corrections in sparsely sampled ECG recordings
Bragge T, Tarvainen MP, Ranta-aho PO, Karjalainen PA. 2005. Physiological measurement
Principal component regression approach for QT variability estimation
Karjalainen PA, Tarvainen MP, Laitinen T. 2005.
Single-trial dynamical estimation of event-related potentials: a Kalman filter-based approach
Georgiadis SD, Ranta-aho PO, Tarvainen MP, Karjalainen PA. 2005. IEEE transactions on biomedical engineering
Time-varying analysis of heart rate variability with Kalman smoother algorithm
Tarvainen MP, Georgiadis S, Karjalainen PA. 2005.
Estimation of nonstationary EEG with Kalman smoother approach: An application to event-related synchronization (ERS)
Tarvainen MP, Hiltunen JK, Ranta-aho PO, Karjalainen PA. 2004. IEEE transactions on biomedical engineering
Software for advanced HRV analysis
Niskanen J-P, Tarvainen MP, Ranta-aho PO, Karjalainen PA. 2004. Computer methods and programs in biomedicine
Heart rate variability in acute psychosis
Valkonen-Korhonen M, Tarvainen MP, Ranta-Aho P, Karjalainen PA, Partanen J, Karhu J, Lehtonen J. 2003. Psychophysiology
Single-trial estimation of multichannel evoked-potential measurements
Ranta-Aho PO, Koistinen AS, Ollikainen JO, Kaipio JP, Partanen J, Karjalainen PA. 2003. IEEE transactions on biomedical engineering
Visual processing of coherent rotation in the central visual field: An fMri study
Könönen M, Pääkkönen A, Pihlajamäki M, Partanen K, Karjalainen PA, Soimakallio S, Aronen HJ. 2003. Perception
An advanced detrending method with application to HRV analysis
Tarvainen MP, Ranta-aho PO, Karjalainen PA. 2002. IEEE transactions on biomedical engineering
Single trial analysis of event related potentials - Sensitivity of the subspace regularization based methods to the value of regularization parameter
Ranta-aho PO, Tarvainen MT, Holm AS, Karjalainen PA. 2002. The Institute of Electrical and Electronics Engineers, Inc.
Tracking of nonstationary EEG with Kalman smoother approach: an application to event-related synchronization of alpha waves
Tarvainen MP, Hiltunen JK, Ranta-aho PO, Karjalainen PA. 2002. The Institute of Electrical and Electronics Engineers, Inc.
A new computational approach for cortical imaging
Ollikainen JO, Vauhkonen M, Karjalainen PA, Kaipio JP. 2001. IEEE transactions on medical imaging
Analysis of galvanic skin responses with principal components and clustering techniques
Tarvainen MP, Koistinen AS, Valkonen-Korhonen M, Partanen J, Karjalainen PA. 2001. IEEE transactions on biomedical engineering
Loss of time-organized sympathetic skin responses in acute psychosis
Valkonen-Korhonen M, Karjalainen P, Lehtonen J, Koistinen A, Partanen J, Karhu J. 2001. Journal of nervous and mental disease
Software package for bio-signal analysis
Ranta-Aho PO, Tarvainen MT, Koistinen AS, Karjalainen PA. 2001. IEEE EMB
Tracking of nonstationary EEG with Kalman smoother approach
Tarvainen MP, Ranta-Aho PO, Karjalainen PA. 2001. IEEE EMB
Comparison of amplitude estimates in the single trial estimation of evoked potentials
Ranta-aho PO, Karjalainen PA, Koistinen AS, Kaipio J, Partanen J. 2000.
Dynamic electrical impedance tomography - phantom studies
Vauhkonen PJ, Vauhkonen M, Mäkinen T, Karjalainen PA, Kaipio JP. 2000. Inverse problems in science and engineering
Effects of electrode properties on EEG measurements and a related inverse problem
Ollikainen JO, Vauhkonen M, Karjalainen PA, Kaipio JP. 2000. Medical engineering and physics
Optimization of illumination profiles in line-scan camera systems
Karjalainen PA, Lappalainen T. 2000. Measurement science and technology
Perturbation expansions in polynomial root tracking
Kaipio JP, Karjalainen PA, Juntunen M. 2000. Signal processing
Principal component analysis of galvanic skin responses
Tarvainen MP, Karjalainen PA, Koistinen AS, Valkonen-Korhonen M. 2000.
Effects of local skull inhomogeneities on EEG source estimation
Ollikainen JO, Vauhkonen M, Karjalainen PA, Kaipio JP. 1999. Medical engineering and physics
Estimation of the dynamics of event-related desynchronisation changes in electroencephalograms
Hiltunen JK, Karjalainen PA, Partanen J, Kaipio JP. 1999. Medical and biological engineering and computing
Regularization approach to the single trial estimation of multi channel evoked potentials
Karjalainen PA, Kaipio JP, Kolehmainen V, Koistinen AS, Partanen J. 1999.
State estimation in time-varying electrical impedance tomography
Kaipio JP, Karjalainen PA, Somersalo E, Vauhkonen M. 1999. Annals of the New York Academy of Sciences
Subspace regularization method for the single-trial estimation of evoked potentials
Karjalainen PA, Kaipio JP, Koistinen AS, Vauhkonen M. 1999. IEEE transactions on biomedical engineering
A Kalman filter approach applied to the tracking of fast movements of organ boundaries
Vauhkonen M, Karjalainen PA, Kaipio JP. 1998. IEEE
A Kalman filter approach to track fast impedance changes in electrical impedance tomography
Vauhkonen M, Karjalainen PA, Kaipio JP. 1998. IEEE transactions on biomedical engineering
Compartmental modeling in dynamic SPET using projection data
Karjalainen PA, Vauhkonen M, Kaipio JP. 1998. IEEE
State estimation in time-varying electrical impedance tomography
Kaipio JP, Karjalainen PA, Somersalo E, Vauhkonen M. 1998. Universitat Politecnica de Catalunya
Tikhonov regularization and prior information in electrical impedance tomography
Vauhkonen M, Vadász D, Karjalainen PA, Somersalo E, Kaipio JP. 1998. IEEE transactions on medical imaging
Assessment of errors in static electrical impedance tomography with adjacent and trigonometric current patterns
Kolehmainen V, Vauhkonen M, Karjalainen PA, Kaipio JP. 1997. Physiological measurement
Dynamic reconstruction in SPET
Karjalainen PA, Vauhkonen M, Kaipio JP. 1997. IEEE
Effect of skull inhomogeneities on EEG localization accuracy
Ollikainen J, Vauhkonen M, Karjalainen PA, Ronkanen PJ, Kaipio JP. 1997. IEEE
Electrical impedance tomography with basis constraints
Vauhkonen M, Kaipio JP, Somersalo E, Karjalainen PA. 1997. Inverse problems
Estimation of event-related synchronization changes by a new TVAR method
Kaipio JP, Karjalainen PA. 1997. IEEE transactions on biomedical engineering
Estimation of the dynamics of medium rate EEG transitions
Hiltunen JK, Karjalainen PA, Kaipio JP. 1997. IEEE
Recursive estimation of fast impedance changes in electrical impedance tomography and a related problem
Kaipio JP, Somersalo E, Karjalainen PA, Vauhkonen M. 1997. Proceedings of SPIE : the International Society for Optical Engineering
Regularization and Bayesian Methods for Evoked Potential Estimation
Karjalainen PA. 1997. Kuopion yliopiston julkaisuja C. Luonnontieteet ja ympäristötieteet
Simulation of nonstationary EEG
Kaipio JP, Karjalainen PA. 1997. Biological cybernetics
Spatial inhomogeneity and regularization in EIT
Kolehmainen V, Vauhkonen M, Karjalainen PA, Kaipio JP. 1997. IEEE
Three-dimensional electrical impedance tomography using complete electrode model
Vauhkonen M, Vauhkonen PJ, Kaipio JP, Karjalainen PA. 1997. Proceedings of SPIE : the International Society for Optical Engineering
A scatter correction based on the deconvolution method in SPECT
Yang J, Karjalainen P, Kuikka J, Patomäki L. 1996. IEEE Press
Electrical impedance tomography measurement system for experimental use
Savolainen T, Kaipio JP, Karjalainen PA, Vauhkonen M. 1996. Review of scientific instruments
PCA based Bayesian estimation of single trial evoked potentials
Karjalainen PA, Kaipio JP, Koistinen AS. 1996. Medical and Biological Engineering and Computing. Supplement
Recursive Bayesian estimation of single trial evoked potentials [CD-ROM]
Karjalainen PA, Kaipio JP, Koistinen AS, Kärki T. 1996. IEEE
Subspace regularization method for electrical impedance tomography
Vauhkonen M, Vadász D, Karjalainen PA, Kaipio JP. 1996. Medical and Biological Engineering and Computing. Supplement
Tracking of nonstationary EEG with the polynomial root perturbation [CD-ROM]
Patomäki L, Kaipio JP, Karjalainen PA, Juntunen M. 1996. IEEE
Using EIT resistivity estimates in EEG inverse problems
Ollikainen J, Vauhkonen M, Kaipio JP, Karjalainen PA. 1996. Medical and Biological Engineering and Computing. Supplement
Basis constraint method for estimating conductivity distribution of the human thorax
Vauhkonen M, Kaipio JP, Somersalo E, Karjalainen PA. 1995.
Basis constraints method in electrical impedance tomography
Vauhkonen M, Kaipio JP, Patomäki L, Karjalainen PA. 1995. International Society for Pathophysiology
NeuroScan and macro utilities for Matlab V1.0
Virkkala J, Karjalainen P, Kaipio J. 1995.
Tracking of nonstationary EEG with the roots of arma models
Patomäki L, Kaipio JP, Karjalainen PA. 1995.

University of Eastern Finland Joensuu, Kuopio © University of Eastern Finland

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Pasi Karjalainen

Research groups

Projects

MEPFeatX—automated feature extraction of motor-evoked potentials in transcranial magnetic stimulation

Gait data from 51 healthy participants with motion capture, inertial measurement units, and computer vision

Predicting Knee Joint Contact Force Peaks During Gait Using a Video Camera or Wearable Sensors

Detecting negative myoclonus during long-term home measurements using wearables

Developmental models of motor-evoked potential features by transcranial magnetic stimulation across age groups from childhood to adulthood

Open-source software library for real-time inertial measurement unit data-based inverse kinematics using OpenSim

Prediction of Knee Joint Compartmental Loading Maxima Utilizing Simple Subject Characteristics and Neural Networks

An EMG-Assisted Muscle-Force Driven Finite Element Analysis Pipeline to Investigate Joint- and Tissue-Level Mechanical Responses in Functional Activities: Towards a Rapid Assessment Toolbox

Autonomic responses to tooth clenching and handgrip test

Changes in elbow flexion EMG morphology during adjustment of deep brain stimulator in advanced Parkinson’s disease

Forces required in repositioning a patient in bed using regular sheet and slide film

Short‐ and long‐interval intracortical inhibition in EPM1 is related to genotype

Toward Tailored Rehabilitation by Implementation of a Novel Musculoskeletal Finite Element Analysis Pipeline

A Perturbed Postural Balance Test Using an Instrumented Treadmill - Precision and Accuracy of Belt Movement and Test-Retest Reliability of Balance Measures

Wearable monitoring of positive and negative myoclonus in progressive myoclonic epilepsy type 1

Force-velocity profiling in ice hockey skating: reliability and validity of a simple, low-cost field method

Lumbopelvic movement control in contemporary dancers: A multiple case study

Nutritive sucking creates a neurophysiological bridge over the birth gap

Principal Component Regression on Motor Evoked Potential in Single-Pulse Transcranial Magnetic Stimulation

The potential of dance art in the recovery from a stroke: a case study

An Overview of Strategies for Reducing Upper Extremity Physical Exposure Associated With Floor Mopping: A Systematic Review

Autonomic responses to tooth clenching in migraineurs - augmented trigeminocardiac reflex?

Effects of mop handle height on forearm muscle activity, wrist and upper arm posture and movement during floor mopping

Evaluation of the effect of bariatric surgery-induced weight loss on knee gait and cartilage degeneration

Levodopa-Induced Changes in Electromyographic Patterns in Patients with Advanced Parkinson's Disease

Parameters of Surface Electromyogram Suggest That Dry Immersion Relieves Motor Symptoms in Patients With Parkinsonism

Syntymän vaikutus lapsen psyykkiseen kehitykseen

Tooth Clenching Induces Abnormal Cerebrovascular Responses in Migraineurs

Muscular activity and perceived exertion while mopping using different mop handle heights

Nutritive sucking induces age-specific EEG-changes in 0-24 week-old infants

Psychophysiological responses to positive and negative food and nonfood visual stimuli

Repeatability of knee impulsive loading measurements with skin-mounted accelerometers and lower limb surface electromyographic recordings during gait in knee osteoarthritic and asymptomatic individuals

The load of repositioning the supine patient by using draw sheet versus CareCare Transfer Slide Film

Autonomic nervous system response to L-dopa in patients with advanced Parkinson's disease

Effects of mop handle height on shoulder muscle activity and perceived exertion during floor mopping using a figure eight method

Mouse ECG findings in aging, with conduction system affecting drugs and in cardiac pathologies: Development and validation of ECG analysis algorithm in mice

Non-invasive mapping of bilateral motor speech areas using navigated transcranial magnetic stimulation and functional magnetic resonance imaging

Nonlinear Parameters of Surface Electromyogram for Diagnostics of Neuromuscular Disorders and Normal Conditions of the Human Motor System

Nonlinear parameters of surface EMG in schizophrenia patients depend on kind of antipsychotic therapy

Reduced cortical activation in inferior frontal junction in Unverricht-Lundborg disease (EPM1) - A motor fMRI study

Signal features of surface electromyography in advanced Parkinson's disease during different settings of deep brain stimulation

Dynamic tension EMG to characterize the effects of DBS treatment of advanced Parkinson's disease

EMG signal morphology and kinematic parameters in essential tremor and Parkinson's disease patients

Electroencephalogram reactivity to verbal command after dexmedetomidine, propofol and sevoflurane-induced unresponsiveness

Heart rate variability evaluation of Emfit sleep mattress breathing categories in NREM sleep

Nonlinear state-space modeling of human motion using 2D marker observations

Surface EMG parameters in schizophrenia patients

The Impact of Obesity and Weight Loss on Gait in Adults

Acral coldness in migraineurs

Asynchronicity of facial blood perfusion in migraine

Causal estimation of neural and overall baroreflex sensitivity in relation to carotid artery stiffness

EMG Signal Morphology in Essential Tremor and Parkinson's Disease

Effects of implementing an ergonomic work schedule on heart rate variability in shift-working nurses

Kubios HRV - Heart rate variability analysis software

Lower impulsive loadings following intensive weight loss after bariatric surgery in level and stair walking: A preliminary study

Monitoring functional impairment and recovery after traumatic brain injury in rats by FMRI

Nitroglycerin-induced changes in facial skin temperature: 'cold nose' as a predictor of headache?

Non-linear EMG parameters for differential and early diagnostics of Parkinson's disease

The correlation of vectorcardiographic changes to blood lactate concentration during an exercise test

Cerebral cortex and sub-cortex lateralization in cardiovascular regulation: Correlations of BOLD fMRI and heart rate variability

Computational Intelligence in Electromyography Analysis - A Perspective on Current Applications and Future Challenges

Differences in heart rate variability of female nurses between and within normal and extended work shifts

Estimation of arterial baroreflex sensitivity in relation to carotid artery stiffness

Heart rate variability dynamics during low-dose propofol and dexmedetomidine anesthesia

Kinematic and kinetic changes in obese gait in bariatric surgery-induced weight loss

Linear and nonlinear tremor acceleration characteristics in patients with Parkinson's disease

The effect of fMRI task combinations on determining the hemispheric dominance of language functions

Analysis of EMG and acceleration signals for quantifying the effects of deep brain stimulation in Parkinson's disease

Dynamic estimation of cardiac repolarization characteristics during hypoglycemia in healthy and diabetic subjects.

Measurements of Skin Temperature Responses to Cold Exposure of Foot and Face in Healthy Individuals: Variability and Influencing Factors.

A Principal Component Regression Approach for Estimation of Ventricular Repolarization Characteristics

Gait and muscle activation changes in men with knee osteoarthritis

A transportable camera based motion analysis system with application to monitoring of rehabilitation of hand

Analysis of dynamic voluntary muscle contractions in Parkinson's disease

Analysis of heart rate variability dynamics during propofol anesthesia

Baseline removal from near infrared spectroscopy measurements for lactate concentration estimation