Pasi Karjalainen
Professor
Department of Technical Physics, Faculty of Science, Forestry and Technology
[email protected] | +358 40 355 2546
Research groups
Projects
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ER4Surgery Research-to-Business project 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
171/171 items-
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. 3: 688993 A1 Journal article (refereed), original research -
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. 132: 2464-2472 A1 Journal article (refereed), original research -
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. [Epub ahead of print 17 Jun 2020]: - A1 Journal article (refereed), original research -
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. 2: 214-220 A1 Journal article (refereed), original research -
Nutritive sucking creates a neurophysiological bridge over the birth gap
Lehtonen, Johannes; Valkonen-Korhonen, Minna; Karjalainen, Pasi A. 2019. Acta paediatrica. 2020; 109: 233-235 B1 Non-refereed journal articles -
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. 27: 1521-1528 A1 Journal article (refereed), original research -
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. 10: 32-43 A1 Journal article (refereed), original 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. 2019; 61: 43-63 A2 Review article, Literature review, Systematic review -
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. 45: 764-769 A1 Journal article (refereed), original research -
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. 6: 84-97 A1 Journal article (refereed), original research -
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. 14: 41008 A1 Journal article (refereed), original research -
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. 9: 1-8 A1 Journal article (refereed), original research -
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. 12: 667 A1 Journal article (refereed), original research -
Syntymän vaikutus lapsen psyykkiseen kehitykseen
Lehtonen, Johannes; Valkonen-Korhonen, Minna; Karjalainen, Pasi A. 2018. Duodecim. 134: 910-916 A2 Review article, Literature review, Systematic review -
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. 9: 1112 A1 Journal article (refereed), original research -
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. Teoksessa: Järvelin-Pasanen Susanna(toim.) , 2016. NES2016 - Ergonomics in theory and practice: Proceedings of 48th Annual Conference of Nordic Ergonomics and Human Factors Society. s. 94-98. A4 Conference proceedings -
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. 45: 98-108 A1 Journal article (refereed), original research -
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. 9: 78-88 A1 Journal article (refereed), original research -
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. 16: 63-74 A1 Journal article (refereed), original research -
The load of repositioning the supine patient by using draw sheet versus CareCare Transfer Slide Film
Muona Anneli, Karjalainen Pasi, Vartiainen Paavo, Räsänen Kimmo. Teoksessa: Järvelin-Pasanen Susanna(toim.) , 2016. NES2016 - Ergonomics in theory and practice: Proceedings of 48th Annual Conference of Nordic Ergonomics and Human Factors Society. s. 136-140. A4 Conference proceedings -
Autonomic nervous system response to L-dopa in patients with advanced Parkinson's disease
Ruonala V, Tarvainen MP, Karjalainen PA, Pekkonen E, Rissanen SM. Teoksessa: -(toim.) , 2015. Engineering in Medicine and Biology Society (EMBC), 2015 37th Annual International Conference of the IEEE. s. 6162-6165. IEEE A4 Conference proceedings -
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. [epub ahead of print Sep 30, 2015]: - A1 Journal article (refereed), original research -
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. 3: e12639 A1 Journal article (refereed), original research -
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. 248: 32-40 A1 Journal article (refereed), original research -
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. 41: 672-679 A1 Journal article (refereed), original research -
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. 6: 197 A1 Journal article (refereed), original research -
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. 111: 78-84 A1 Journal article (refereed), original 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. 126: 2290-2298 A1 Journal article (refereed), original research -
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. Teoksessa: -(toim.) , 2014. Engineering in Medicine and Biology Society (EMBC), 2014 36th Annual International Conference of the IEEE. s. 3248-3251. IEEE A4 Conference proceedings -
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. 24: 300-306 A1 Journal article (refereed), original research -
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. 70: 190-204 A1 Journal article (refereed), original research -
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. Epub ahead of print: - A1 Journal article (refereed), original research -
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. 61: 2167-2178 A1 Journal article (refereed), original research -
Surface EMG parameters in schizophrenia patients
Miroshnichenko German, Kuzmina Anna, Meigal Alexander, Burkin Mark, Rissanen Saara M, Karjalainen Pasi A. Teoksessa: -(toim.) , 2014. Engineering in Medicine and Biology Society (EMBC), 2014 36th Annual International Conference of the IEEE. s. 3260-3263. IEEE A4 Conference proceedings -
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. 2014: 1-23 A1 Journal article (refereed), original research -
Acral coldness in migraineurs
Zaproudina N, Lipponen JA, Karjalainen PA, Kamshilin AA, Giniatullin R, Närhi M. 2013. Autonomic neuroscience: basic and clinical. [Epub ahead of print]: - A1 Journal article (refereed), original research -
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. 8: e80189 A1 Journal article (refereed), original research -
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. 34: 1633-1644 A1 Journal article (refereed), original research -
EMG Signal Morphology in Essential Tremor and Parkinson's Disease
Ruonala Verneri, Meigal Alexander, Rissanen Saara, Airaksinen Olavi, Kankaanpää Markku, Karjalainen Pasi. Teoksessa: IEEE Engineering in Medicine and Biology Society Conference(toim.) , 2013. Engineering in Medicine and Biology Society (EMBC), 2013 35th Annual International Conference of the IEEE. s. 5765-5768. A4 Conference proceedings -
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. 55: 225-233 A1 Journal article (refereed), original research -
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. 113: 210-220 A1 Journal article (refereed), original research -
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. doi: 10.1016/j.knee.2013.11.012: doi: 10.1016/j.knee.2013.11.012 A1 Journal article (refereed), original research -
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. : 546-56 A1 Journal article (refereed), original research -
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. 33: 409-417 A1 Journal article (refereed), original research -
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. 4: 1-8 A2 Review article, Literature review, Systematic review -
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. 8: 491-499 A1 Journal article (refereed), original research -
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. Teoksessa: Lovell Nigel(toim.) , 2012. 34th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. s. 3412-3415. A4 Conference proceedings -
Computational Intelligence in Electromyography Analysis - A Perspective on Current Applications and Future Challenges
Rissanen SM, Kankaanpää M, Tarvainen MP, Karjalainen PA. 2012. . . InTech C2 Edited book, conference proceedings or special issue of a journal -
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. 2012 Dec 26: 1-15 A1 Journal article (refereed), original research -
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. Teoksessa: Khoo MCK, Cauwenberghs G, Weiland JD and Chien S(toim.) , 2012. Proceedings of the 34th Annual International Conference of the IEEE EMBS. s. 3408-3411. A4 Conference proceedings -
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. 40: 1802-1813 A1 Journal article (refereed), original research -
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. 45: 1769-1774 A1 Journal article (refereed), original research -
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. 33: 395-412 A1 Journal article (refereed), original research -
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. 54: 393-405 A1 Journal article (refereed), original research -
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. 58: 2545-2553 A1 Journal article (refereed), original research -
Continuous analysis of repolarization characteristics during insulin induced hypoglycemia
Lipponen JA, Karjalainen PA, Kemppainen J, Mikola H, Kärki T, Laitinen T ,Tarvainen MP. Teoksessa: SciTePress - Science and Technology Publications(toim.) , 2011. Proceedings of the International Conference on Bio-inspired Systems and Signal Processing. s. 107-111. A4 Conference proceedings -
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. 32: 649-660 A1 Journal article (refereed), original research -
EMG and acceleration signal analysis for quantifying the effects of medication in Parkinson's disease
Rissanen SM, Kankaanpää M, Tarvainen MP, Nuutinen J, Airaksinen O, Karjalainen PA. Teoksessa: Armentano R, Hudson D, Monzon JE, Patton JL(toim.) , 2011. 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBS). s. 7496-7499. IEEE A4 Conference proceedings -
Hypoglycemia detection based on cardiac repolarization features
Lipponen JA , Kemppainen J, Karjalainen PA, Laitinen T, Mikola H, Kärki T and Tarvainen MP. Teoksessa: IEEE(toim.) , 2011. 33rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society. s. 4697-4700. IEEE A4 Conference proceedings -
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. 31: 307-314 A1 Journal article (refereed), original research -
Measurements of skin temperature responses to cold exposure of foot and face in healthy individuals: Variability and influencing factors
Zaproudina N, Lipponen JA, EskelinenP, Tarvainen MP, KarjalainenPA, Närhi M. 2011. Clinical physiology and functional imaging. 31: 307-314 A1 Journal article (refereed), original research -
Vectorcardiographic Changes During Exercise Test - Correlates to Lactate and Anaerobic Threshold?
Lipponen JA, Gladwell VF, Kinnunen H, Karjalainen PA, Tarvainen MP. Teoksessa: Computing in Cardiology(toim.) , 2011. Computing in Cardiology 2011, Volume 38. s. 765-768. IEEE A4 Conference proceedings -
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. 57: 1062-1069 A1 Journal article (refereed), original research -
Analysis of Heart Rate Variability Dynamics During Propofol and Dexmedetomidine Anesthesia
Tarvainen MP, Georgiadis S, Lipponen JA, Laitio T, Karjalainen PA, Scheinin H & Kaskinoro K. Teoksessa: Armentano R, Hudson D, Monzon J & Patton J(toim.) , 2010. Proceedings of the 32nd Annual International Conference of the IEEE EMBS. s. 1634-1637. A4 Conference proceedings -
Discrimination of EMG and acceleration measurements between patients with Parkinson's disease and healthy controls
Rissanen SM, Kankaanpää M, Tarvainen MP, Meigal A, Nuutinen J, Jäkälä P, Airaksinen O, Karjalainen PA. Teoksessa: Armentano R, Hudson D, Monzon J, Patton J(toim.) , 2010. 32nd Annual International IEEE EMBS Conference. s. 4878-4881. A4 Conference proceedings -
Gait and muscle activation changes in men with knee osteoarthritis
Liikavainio T, Bragge T, Hakkarainen M, Karjalainen PA & Arokoski JP. 2010. Knee. 17: 69-76 A1 Journal article (refereed), original research -
Group-Level Variations in Motor Representation Areas of Thenar and Anterior Tibial Muscles: Navigated Transcranial Magnetic Stimulation Study
Niskanen E, Julkunen P, Säisänen L, Vanninen R, Karjalainen P & Könönen M. 2010. Human brain mapping. 31: 1272-1280 A1 Journal article (refereed), original research -
Group-level variations in motor representation areas of thenar and anterior tibial muscles: Navigated Transcranial Magnetic Stimulation Study
Niskanen Eini, Julkunen Petro, Säisänen Laura, Vanninen Ritva, Karjalainen Pasi, Könönen Mervi. 2010. Human brain mapping. 31: 1272-1280 A1 Journal article (refereed), original research -
Medhod for testing motion analysis laboratory measurement systems
Hakkarainen M, Bragge T, Liikavainio T, Arokoski J, Karjalainen P, Tarvainen M. 2010. Journal of biomechanical engineering: transactions of the ASME. 132: 114501-5 A1 Journal article (refereed), original research -
Motion and Single-trial Biosignal Analysis Platform for Monitoring of Rehabilitation
Ranta-aho PO, Georgiadis S, Bragge T, Niskanen E, Tarvainen MP, Tarkka IM & Karjalainen PA. Teoksessa: Jonghwa K and Karjalainen P(toim.) , 2010. Proceedings of 1st International Workshop on Bio-inspired Human-Machine Interfaces and Healthcare Applications. s. 75-82. A4 Conference proceedings -
Postural control and thigh muscle activity in men with knee osteoarthritis
Lyytinen T, Liikavainio T, Bragge T, Hakkarainen M, Karjalainen P, Arokoski J. 2010. Journal of electromyography and kinesiology. 20: 1066-1074 A1 Journal article (refereed), original research -
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. Teoksessa: Dössel O, Schlegel WC(toim.) , 2009. World Congress on Medical Physics and Biomedical Engineering. s. 914-917. Springer A4 Conference 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. 56: 2280-2288 A1 Journal article (refereed), original research -
Analysis of heart rate variability dynamics during propofol anesthesia
Tarvainen MP, Georgiadis S, Lipponen JA, Laitio T, Kaskinoro K, Schein H, Karjalainen PA. Teoksessa: Dössler O, Schlegel WC(toim.) , 2009. World Congress on Medical Physics and Biomedical Engineering. s. 868-871. Springer A4 Conference 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. Teoksessa: Dössel O, Schlegel WC(toim.) , 2009. World Congress on Medical Physics and Biomedical Engineering. s. 2042-2045. Springer A4 Conference proceedings -
Estimation of T-wave morphology using Gaussian functions
Lipponen JA, Tarvainen MP, Lyyra-Laitinen T, Laitinen T, Karjalainen PA. Teoksessa: Dössel O, Schlegel WC(toim.) , 2009. World Congress on Medical Physics and Biomedical Engineering. s. 895-897. Springer A4 Conference 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. Teoksessa: (toim.) , 2009. Proceedings of the31st Annual International Conference of the IEEE Eengineering in Medical and Biology Society. s. 5709-5712. A4 Conference proceedings -
Kubios HRV
Tarvainen MP, Niskanen J-P, Ranta-aho PO, Karjalainen PA, Lipponen J. 2009. I2 ICT software -
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. 19: e206-e213 A1 Journal article (refereed), original research -
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. Teoksessa: Dössler O, Schleger WC(toim.) , 2009. World Congress on Medical Physics and Biomedical Engineering. s. 1029-1032. Springer A4 Conference 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. 23: 143-151 A1 Journal article (refereed), original research -
Time-Varying spectrum estimation of heart rate variability signals with Kalman smoother algorithm
Tarvainen MP, Georgiadis S, Lipponen JA, Hakkarainen M, Karjalainen PA. Teoksessa: (toim.) , 2009. Proceedings of the 31st Annual International Conference of the IEEE Engineering in Medicine and Biology Society. s. 1-4. A4 Conference proceedings -
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. Teoksessa: Dössel O, Schleger WC(toim.) , 2009. World Congress on Medical Physics and Biomedical Engineering. s. 2028-2031. Springer A4 Conference proceedings -
A signal subspace approach for single-trial evoked potential estimation
Georgiadis S, Ranta-aho P, Niskanen J-P, Valkonen-Korhonen M, Karjalainen PA. Teoksessa: (toim.) , 2008. ESBME 2008. 6th European Symposium on Biomedical Engineering [CD-ROM]. s. . IFMBE A4 Conference proceedings -
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. Teoksessa: (toim.) , 2008. 30th Annual International IEEE EMBS Conference. s. 5053-5056. A4 Conference proceedings -
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. 295: R28-R37 A1 Journal article (refereed), original research -
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. Teoksessa: (toim.) , 2008. Proceedings of the 30th Annual International IEEE EMBS Conference [DVD]. s. 299-302. IEEE A4 Conference proceedings -
Kubios HRV- a software for advanced heart rate variability analysis
Tarvainen MP, Niskanen JP, Lipponen JA, Ranta-aho PO, Karjalainen PA. Teoksessa: vander Sloten J, Verdonck P, Nyssen M, Haueisen J(toim.) , 2008. IFMBE Proceedings ECIFMBE 2008. 4th European Conference of the International Federation for Medical and Biological Engineering. s. 1022-1025. Springer-Verlag A4 Conference 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. 14: 275-283 A1 Journal article (refereed), original research -
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. 46: 849-858 A1 Journal article (refereed), original research -
Tracking single-trial evoked potential changes with Kalman filtering and smoothing
Georgiadis SD, Ranta-aho PO, Tarvainen MP, Karjalainen PA. Teoksessa: (toim.) , 2008. Proceedings of the 30th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. s. 157-160. IEEE A4 Conference proceedings -
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. : 10 s A1 Journal article (refereed), original research -
A subspace method for dynamical estimation of evoked potentials
Georgiadis SD, Ranta-aho PO, Tarvainen M, Karjalainen PA. 2007. Computational Intelligence and Neuroscience. : 11 s. A1 Journal article (refereed), original research -
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. 28: 1507-1521 A1 Journal article (refereed), original research -
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. 30: 546-556 A1 Journal article (refereed), original research -
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. 28: 1189-1200 A1 Journal article (refereed), original research -
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. 28: 1889-1903 A1 Journal article (refereed), original research -
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. 5: 239-250 A1 Journal article (refereed), original research -
Subspace approaches for fMRI time series estimation
Niskanen EI, Tarvainen MP, Könönen M, Soininen H, Karjalainen PA, Könönen M. Teoksessa: (toim.) , 2007. Proceedings of the 29th Annual International Conference of the IEEE EMBS. s. 5485-5488. IOP Publishing A4 Conference proceedings -
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. Teoksessa: -(toim.) , 2006. Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. s. 3098-3101. A4 Conference proceedings -
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. Teoksessa: -(toim.) , 2006. Proceedings of the 28th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. s. 5499-5502. A4 Conference proceedings -
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. 61: 244-252 A1 Journal article (refereed), original research -
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. 27: 225-239 A1 Journal article (refereed), original research -
High-resolution QRS fiducial point corrections in sparsely sampled ECG recordings
Bragge T, Tarvainen MP, Ranta-aho PO, Karjalainen PA. 2005. Physiological measurement. : 743-751 A1 Journal article (refereed), original research -
Principal component regression approach for QT variability estimation
Karjalainen PA, Tarvainen MP, Laitinen T. Teoksessa: (toim.) , 2005. Proceedings of the 27th Annual International Conference of the IEEE - EMBS (EMBC'05) [CD-ROM]. s. 3 s.. A4 Conference proceedings -
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. 52: 1397-1406 A1 Journal article (refereed), original research -
Time-varying analysis of heart rate variability with Kalman smoother algorithm
Tarvainen MP, Georgiadis S, Karjalainen PA. Teoksessa: (toim.) , 2005. Proceedings of the 27th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBS) [CD-ROM]. s. 3 s.. A4 Conference proceedings -
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. 51: 516-524 A1 Journal article (refereed), original research -
Software for advanced HRV analysis
Niskanen J-P, Tarvainen MP, Ranta-aho PO, Karjalainen PA. 2004. Computer methods and programs in biomedicine. 76: 73-81 A1 Journal article (refereed), original research -
Heart rate variability in acute psychosis
Valkonen-Korhonen M, Tarvainen MP, Ranta-Aho P, Karjalainen PA, Partanen J, Karhu J, Lehtonen J. 2003. Psychophysiology. 40: 716-726 A1 Journal article (refereed), original research -
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. 50: 189-196 A1 Journal article (refereed), original research -
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. 32: 1247-1257 A1 Journal article (refereed), original research -
An advanced detrending method with application to HRV analysis
Tarvainen MP, Ranta-aho PO, Karjalainen PA. 2002. IEEE transactions on biomedical engineering. 49: 172-175 A1 Journal article (refereed), original research -
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. Teoksessa: (toim.) , 2002. Conference Proceedings. The Second Joint EMBS-BMES Conference 2002. 24th Annual International Conference of the Engineering in Medicine and Biology Society. Annual Fall Meeting of the Biomedical Engineering Society. [CD-ROM]. s. 161-162. The Institute of Electrical and Electronics Engineers, Inc. A4 Conference proceedings -
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. Teoksessa: (toim.) , 2002. Conference Proceedings. The Second Joint EMBS-BMES Conference 2002. 24th Annual International Conference of the Engineering in Medicine and Biology Society. Annual Fall Meeting of the Biomedical Engineering Society. [CD-ROM]. s. 169-170. The Institute of Electrical and Electronics Engineers, Inc. A4 Conference proceedings -
A new computational approach for cortical imaging
Ollikainen JO, Vauhkonen M, Karjalainen PA, Kaipio JP. 2001. IEEE transactions on medical imaging. 20: 325-332 A1 Journal article (refereed), original research -
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. 48: 1071-1079 A1 Journal article (refereed), original research -
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. 189: 552-556 A1 Journal article (refereed), original research -
Software package for bio-signal analysis
Ranta-Aho PO, Tarvainen MT, Koistinen AS, Karjalainen PA. Teoksessa: (toim.) , 2001. CD ROM Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society. s. [4 p.]. IEEE EMB A4 Conference proceedings -
Tracking of nonstationary EEG with Kalman smoother approach
Tarvainen MP, Ranta-Aho PO, Karjalainen PA. Teoksessa: (toim.) , 2001. CD ROM Proceedings of the 23rd Annual International Conference of the IEEE Engineering in Medicine and Biology Society. s. [4 p.]. IEEE EMB A4 Conference proceedings -
Comparison of amplitude estimates in the single trial estimation of evoked potentials
Ranta-aho PO, Karjalainen PA, Koistinen AS, Kaipio J, Partanen J. Teoksessa: (toim.) , 2000. Digest of Papers of the 2000 World Congress on Medical Physics and Biomedical Engineering and the Proceedings of the 22nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society [CD-ROM]. s. . A4 Conference proceedings -
Dynamic electrical impedance tomography - phantom studies
Vauhkonen PJ, Vauhkonen M, Mäkinen T, Karjalainen PA, Kaipio JP. 2000. Inverse problems in science and engineering. 8: 495-510 A1 Journal article (refereed), original research -
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. 22: 535-545 A1 Journal article (refereed), original research -
Optimization of illumination profiles in line-scan camera systems
Karjalainen PA, Lappalainen T. 2000. Measurement science and technology. 11: 1301-1306 A1 Journal article (refereed), original research -
Perturbation expansions in polynomial root tracking
Kaipio JP, Karjalainen PA, Juntunen M. 2000. Signal processing. 80: 515-523 A1 Journal article (refereed), original research -
Principal component analysis of galvanic skin responses
Tarvainen MP, Karjalainen PA, Koistinen AS, Valkonen-Korhonen M. Teoksessa: (toim.) , 2000. Digest of Papers of the 2000 World Congress on Medical Physics and Biomedical Engineering and the Prodeedings of the 22nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society [CD-ROM]. s. . A4 Conference proceedings -
Effects of local skull inhomogeneities on EEG source estimation
Ollikainen JO, Vauhkonen M, Karjalainen PA, Kaipio JP. 1999. Medical engineering and physics. 21: 143-154 A1 Journal article (refereed), original research -
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. 37: 309-315 A1 Journal article (refereed), original research -
Regularization approach to the single trial estimation of multi channel evoked potentials
Karjalainen PA, Kaipio JP, Kolehmainen V, Koistinen AS, Partanen J. Teoksessa: (toim.) , 1999. Proceedings of the First Joint BMES/EMBS Conference. Serving Humanity. Advancing Technology. s. 423. A4 Conference proceedings -
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. 873: 430-439 A1 Journal article (refereed), original research -
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. 46: 849-860 A1 Journal article (refereed), original research -
A Kalman filter approach applied to the tracking of fast movements of organ boundaries
Vauhkonen M, Karjalainen PA, Kaipio JP. Teoksessa: Chang HK, Zhang YT(toim.) , 1998. Biomedical Engineering Towards the Year 2000 and Beyond. Proceedings ot the 20th Annual Conference of the IEEE Engineering in Medicine and Biology Society. s. 1048-1051. IEEE A4 Conference proceedings -
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. 45: 486-493 A1 Journal article (refereed), original research -
Compartmental modeling in dynamic SPET using projection data
Karjalainen PA, Vauhkonen M, Kaipio JP. Teoksessa: Chang HK, Zhang YT(toim.) , 1998. Biomedical Engineering Towards the Year 2000 and Beyond. Proceedings of the 20th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. s. 763-766. IEEE A4 Conference proceedings -
State estimation in time-varying electrical impedance tomography
Kaipio JP, Karjalainen PA, Somersalo E, Vauhkonen M. Teoksessa: (toim.) , 1998. Proceedings of the X. International Conference on Electrical Bio-impedance. s. 389-392. Universitat Politecnica de Catalunya A4 Conference proceedings -
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. 17: 285-293 A1 Journal article (refereed), original research -
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. 18: 289-303 A1 Journal article (refereed), original research -
Comparison of adjacent and trigonometric current patterns in electrical impedance tomography
V. Kolehmainen, M. Vauhkonen, P. A. Karjalainen and J. P. Kaipio. 1997. Medical and biological engineering and computing. 35: 320 A1 Journal article (refereed), original research -
Dynamic reconstruction in SPET
Karjalainen PA, Vauhkonen M, Kaipio JP. Teoksessa: (toim.) , 1997. Magnificent Milestones and Emerging Opportunities in Medical Engineering. Proceedings of the 19th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. [CD-ROM]. s. 777-780. IEEE A4 Conference proceedings -
Effect of skull inhomogeneities on EEG localization accuracy
Ollikainen J, Vauhkonen M, Karjalainen PA, Ronkanen PJ, Kaipio JP. Teoksessa: (toim.) , 1997. Magnificent Milestones and Emerging Opportunities in Medical Engineering. Proceedings of the 19th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. [CD-ROM]. s. 2120-2123. IEEE A4 Conference proceedings -
Electrical impedance tomography with basis constraints
Vauhkonen M, Kaipio JP, Somersalo E, Karjalainen PA. 1997. Inverse problems. 13: 523-530 A1 Journal article (refereed), original research -
Estimation of event-related synchronization changes by a new TVAR method
Kaipio JP, Karjalainen PA. 1997. IEEE transactions on biomedical engineering. 44: 649-656 A1 Journal article (refereed), original research -
Estimation of the dynamics of medium rate EEG transitions
Hiltunen JK, Karjalainen PA, Kaipio JP. Teoksessa: (toim.) , 1997. Magnificent Milestones and Emerging Opportunities in Medical Engineering. Proceedings of the 19th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. [CD-ROM]. s. 1220-1223. IEEE A4 Conference proceedings -
Recursive estimation of fast impedance changes in electrical impedance tomography and a related problem
Kaipio JP, Somersalo E, Karjalainen PA, Vauhkonen M. Teoksessa: Barbour RL, Carvlin MJ, Fiddy MA(toim.) , 1997. Computational, Experimental, and Numerical Methods for Solving Problems: Medical and Nonmedical Applications. s. 208-216. A4 Conference proceedings -
Regularization and Bayesian Methods for Evoked Potential Estimation
Karjalainen PA. 1997. Kuopion yliopiston julkaisuja C. Luonnontieteet ja ympäristötieteet G4 Doctoral dissertation (monograph) -
Simulation of nonstationary EEG
Kaipio JP, Karjalainen PA. 1997. Biological cybernetics. 76: 349-356 A1 Journal article (refereed), original research -
Spatial inhomogeneity and regularization in EIT
Kolehmainen V, Vauhkonen M, Karjalainen PA, Kaipio JP. Teoksessa: (toim.) , 1997. Magnificent Milestones and Emerging Opportunities in Medical Engineering. Proceedings of the 19th Annual International Conference of the IEEE Engineering in Medicine and Biology Society. [CD-ROM]. s. 449-452. IEEE A4 Conference proceedings -
Three-dimensional electrical impedance tomography using complete electrode model
Vauhkonen M, Vauhkonen PJ, Kaipio JP, Karjalainen PA. Teoksessa: Barbour RL, Carvlin MJ, Fiddy MA(toim.) , 1997. Computational, Experimental, and Numerical Methods for Solving Ill-Posed Inverse Imaging Problems: Medical and Nonmedical Application. s. 166-174. A4 Conference proceedings -
A scatter correction based on the deconvolution method in SPECT
Yang J, Karjalainen P, Kuikka J, Patomäki L. Teoksessa: Yuan B, Tang X(toim.) , 1996. 1996 3rd International Conference on Signal Processing. Proceedings. s. 501-504. IEEE Press A4 Conference proceedings -
Electrical impedance tomography measurement system for experimental use
Savolainen T, Kaipio JP, Karjalainen PA, Vauhkonen M. 1996. Review of scientific instruments. 67: 3605-3609 A1 Journal article (refereed), original research -
PCA based Bayesian estimation of single trial evoked potentials
Karjalainen PA, Kaipio JP, Koistinen AS. Teoksessa: (toim.) , 1996. Proceedings of the 1st International Conference on Bioelectromagnetism. s. 195-196. Ragnar Granit Foundation A4 Conference proceedings -
Recursive Bayesian estimation of single trial evoked potentials [CD-ROM]
Karjalainen PA, Kaipio JP, Koistinen AS, Kärki T. Teoksessa: (toim.) , 1996. Conference Proceedings. 1996 IEEE Engineering in Medicine and Biology. 18th Annual International Conference. Bridging Disciplines for Biomedicine. s. . IEEE A4 Conference proceedings -
Subspace regularization method for electrical impedance tomography
Vauhkonen M, Vadász D, Karjalainen PA, Kaipio JP. Teoksessa: (toim.) , 1996. Proceedings of the 1st International Conference on Bioelectromagnetism. s. 165-166. Ragnar Granit Foundation A4 Conference proceedings -
Tracking of nonstationary EEG with the polynomial root perturbation [CD-ROM]
Patomäki L, Kaipio JP, Karjalainen PA, Juntunen M. Teoksessa: (toim.) , 1996. Conference Proceedings. 1996 IEEE Engineering in Medicine and Biology. 18th Annual International Conference. Bridging Disciplines for Biomedicine. s. . IEEE A4 Conference proceedings -
Using EIT resistivity estimates in EEG inverse problems
Ollikainen J, Vauhkonen M, Kaipio JP, Karjalainen PA. Teoksessa: (toim.) , 1996. Proceedings of the 1st International Conference on Bioelectromagnetism. s. 251-252. Ragnar Granit Foundation A4 Conference proceedings -
Basis constraint method for estimating conductivity distribution of the human thorax
Vauhkonen M, Kaipio JP, Somersalo E, Karjalainen PA. Teoksessa: (toim.) , 1995. Proceedings of the IX International Conference on Electrical Bio-Impedance. s. 528-531. A4 Conference proceedings -
Basis constraints method in electrical impedance tomography
Vauhkonen M, Kaipio JP, Patomäki L, Karjalainen PA. Teoksessa: Shinkarenko V(toim.) , 1995. Electrical Impedance Imaging in Biology and Medicine. s. 43-44. International Society for Pathophysiology A4 Conference proceedings -
NeuroScan and macro utilities for Matlab V1.0
Virkkala J, Karjalainen P, Kaipio J. Teoksessa: Computer Solutions Europe AB(toim.) , 1995. Final Program and Proceedings for the Nordic MATLAB Conference `95. s. II-69 - II-71. A4 Conference proceedings -
Tracking of nonstationary EEG with the roots of arma models
Patomäki L, Kaipio JP, Karjalainen PA. Teoksessa: (toim.) , 1995. 1995 IEEE Engineering in Medicine & Biology. 17th Annual Conference & 21st Canadian Mecical and Biological Engineering Conference. [CD-ROM]. s. . A4 Conference proceedings