Riku Klén
PhD
riku.klen@utu.fi +358 0 231 3048 Kiinamyllynkatu 4-8 Turku ORCID identifier: https://orcid.org/0000-0002-0982-8360 |
Areas of expertise
Medical imaging, imaging instrumentation, machine learning, longitudinal analysis, geometric function theory, hyperbolic type geometries, quasiconformal mappings
Medical imaging, imaging instrumentation, machine learning, longitudinal analysis, geometric function theory, hyperbolic type geometries, quasiconformal mappings
Publications 
3 of 6
- Artificial Intelligence to Improve Risk Prediction with Nuclear Cardiac Studies (2022)
- Current Cardiology Reports
(A2 Refereed review article in a scientific journal ) - Classification of ischemia from myocardial polar maps in 15 O-H 2 O cardiac perfusion imaging using a convolutional neural network (2022)
- Scientific Reports
(A1 Refereed original research article in a scientific journal) - Development and evaluation of a machine learning-based in-hospital COVID-19 disease outcome predictor (CODOP): A multicontinental retrospective study (2022)
- eLife
(A1 Refereed original research article in a scientific journal) - Effect of respiratory motion correction and CT-based attenuation correction on dual-gated cardiac PET image quality and quantification (2022)
- Journal of Nuclear Cardiology
(A1 Refereed original research article in a scientific journal) - Evaluation of three methods for delineation and attenuation estimation of the sinus region in MR-based attenuation correction for brain PET-MR imaging (2022)
- BMC Medical Imaging
(A1 Refereed original research article in a scientific journal) - Novel Effects of the Gastrointestinal Hormone Secretin on Cardiac Metabolism and Renal Function (2022)
- American Journal of Physiology : Endocrinology and Metabolism
(A1 Refereed original research article in a scientific journal) - A Respiratory Motion Estimation Method Based on Inertial Measurement Units for Gated Positron Emission Tomography (2021)
- Sensors
(A1 Refereed original research article in a scientific journal) - Comparison of 12 Machine Learning Methods for Polar Map Classification in Cardiac Perfusion PET (2021)
- IEEE Nuclear Science Symposium and Medical Imaging Conference record
(A4 Refereed article in a conference publication ) - Crowdsourcing digital health measures to predict Parkinson's disease severity: the Parkinson's Disease Digital Biomarker DREAM Challenge (2021)
- npj Digital Medicine
(A1 Refereed original research article in a scientific journal) - Improving patient identification for advanced cardiac imaging through machine learning-integration of clinical and coronary CT angiography data (2021)
- International Journal of Cardiology
(A1 Refereed original research article in a scientific journal) - Learning to Denoise Gated Cardiac PET Images Using Convolutional Neural Networks (2021)
- IEEE Access
(A1 Refereed original research article in a scientific journal) - Preoperative Risk Prediction Models for Short-Term Revision and Death After Total Hip Arthroplasty : Data from the Finnish Arthroplasty Register (2021)
- JB & JS open access
(A1 Refereed original research article in a scientific journal) - Ptolemy constant and uniformity (2021)
- Publicationes Mathematicae Debrecen
(A1 Refereed original research article in a scientific journal) - Riskilaskurimallit tyypillisimmille lyhyen aikavälin komplikaatioille sekä kuolemalle ensivaiheen lonkan kokotekonivelleikkauksen jälkeen perustuen Suomen Endoproteesirekisterin tietokantaan (2021)
- Suomen ortopedia ja traumatologia
(D1 Article in a professional journal) - Secretin activates brown fat and induces satiation (2021)
- Nature Metabolism
(A1 Refereed original research article in a scientific journal) - Stable Iterative Variable Selection (2021)
- Bioinformatics
(A1 Refereed original research article in a scientific journal) - Validation of Automated PET Segmentation Methods Based on Connected Components for Myocardium (2021)
- IEEE Nuclear Science Symposium and Medical Imaging Conference record
(A4 Refereed article in a conference publication ) - Assessment of MRI-Based Attenuation Correction for MRI-Only Radiotherapy Treatment Planning of the Brain (2020)
- Diagnostics
(A1 Refereed original research article in a scientific journal) - Conformally Invariant Metrics and Quasiconformal Mappings (2020) Parisa Hariri, Riku Klén, Matti Vuorinen
(C1 Refereed scientific book) - Easy-to-use tool for evaluating the elevated acute kidney injury risk against reduced cardiovascular disease risk during intensive blood pressure control (2020)
- Journal of Hypertension
(A1 Refereed original research article in a scientific journal)
UTU Research Portal