PhD Riku Klén - UTU Research Portal

Riku Klén
PhD

- Associate Professor,
Turku PET Centre (Independent units)

riku.klen@utu.fi

+358 0 231 3048

Kiinamyllynkatu 4-8

Turku

http://users.utu.fi/ripekl/

Medical imaging, imaging instrumentation, machine learning, longitudinal analysis, geometric function theory, hyperbolic type geometries, quasiconformal mappings

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Estimation of optimal number of gates in dual gated F-18-FDG cardiac PET (2020)
- Scientific Reports
Klen R, Teuho J, Noponen T, Thielemans K, Hoppela E, Lehtonen E, Sipilä HT, Teräs M, Knuuti J
Evaluation of image quality with four positron emitters and three preclinical PET/CT systems (2020)
- EJNMMI Research
Teuho J, Riehakainen L, Honkaniemi A, Moisio O, Han CL, Tirri M, Liu SH, Grönroos TJ, Liu J, Wan L, Liang X, Ling YQ, Hua YX, Roivainen A, Knuuti J, Xie QG, Teräs M, D'Ascenzo N, Klen R,
Likelihood contrasts: a machine learning algorithm for binary classification of longitudinal data (2020)
- Scientific Reports
Riku Klén, Markku Karhunen, Laura L. Elo
Magnetic Resonance-Based Attenuation Correction and Scatter Correction in Neurological Positron Emission Tomography/Magnetic Resonance Imaging—Current Status With Emerging Applications (2020)
- Frontiers in Physics
Teuho J, Torrado-Carvajal A, Herzog H, Anazodo U, Klén R, Iida H, Teräs M
Posterior approach, fracture diagnosis, and American Society of Anesthesiology class III-IV are associated with increased risk of revision for dislocation after total hip arthroplasty: An analysis of 33,337 operations from the Finnish Arthroplasty Register (2020)
- Scandinavian Journal of Surgery
V. J. Panula , E. M. Ekman , M. S. Venäläinen, I. Laaksonen, R. Klén, J. J. Haapakoski, A. P. Eskelinen, L. L. Elo, Keijo T. Mäkelä
Predicting Skeletal Muscle and Whole-Body Insulin Sensitivity Using NMR-Metabolomic Profiling (2020)
- Journal of the Endocrine Society
Klén R, Honka MJ, Hannukainen JC, Huovinen V, Bucci M, Latva-Rasku A, Venäläinen MS, Kalliokoski KK, Virtanen KA, Lautamäki R, Iozzo P, Elo LL, Nuutila P
A Computational Framework for Data Fusion in MEMS-Based Cardiac and Respiratory Gating (2019)
- Sensors
Mojtaba Jafari Tadi, Eero Lehtonen, Jarmo Teuho, Juho Koskinen, Jussi Schultz, Reetta Siekkinen, Tero Koivisto, Mikko Pänkäälä, Mika Teräs, Riku Klén
Adverse Events During Neoadjuvant Chemotherapy for Muscle Invasive Bladder Cancer (2019)
- Bladder Cancer
Salminen Antti P, Montoya Perez Ileana, Klén Riku, Ettala Otto O, Syvänen Kari T, Elo Laura L, Boström Peter J
L1TD1 - a prognostic marker for colon cancer (2019)
- BMC Cancer
Deepankar Chakroborty, Maheswara Reddy Emani, Riku Klén, Camilla Böckelman, Jaana Hagström, Caj Haglund, Ari Ristimäki, Riitta Lahesmaa, Laura L. Elo
Prediction of complication related death after radical cystectomy for bladder cancer with machine learning methodology (2019)
- Scandinavian Journal of Urology
Klen Riku, Salminen Antti P, Mahmoudian Mehrad, Syvänen KT, Elo Laura L, Boström Peter J
A crowdsourced analysis to identify ab initio molecular signatures predictive of susceptibility to viral infection (2018)
- Nature Communications
Slim Fourati, Aarthi Talla, Mehrad Mahmoudian, Joshua G. Burkhart, Riku Klén, Ricardo Henao, Thomas Yu, Zafer Aydın, Ka Yee Yeung, Mehmet Eren Ahsen, Reem Almugbel, Samad Jahandideh, Xiao Liang, Torbjörn E.M. Nordling, Motoki Shiga, Ana Stanescu, Robert Vogel, The Respiratory Viral DREAM Challenge Consortium, Gaurav Pandey, Christopher Chiu, Micah T. McClain, Christopher W. Woods, Geoffrey S. Ginsburg, Laura L. Elo, Ephraim L. Tsalik, Lara M. Mangravite, Solveig K. Sieberts
Local convexity of metric balls (2018)
- Monatshefte für Mathematik
Hariri P., Klén R., Vuorinen M.
PASI: A novel pathway method to identify delicate group effects (2018)
- PLoS ONE
Maria K. Jaakkola, Aidan J. McGlinchey, Riku Klen, Laura L. Elo
Tekonivelen sijoiltaanmenoon myötävaikuttavat tekijät lonkan tekonivelleikkauksen jälkeen (2018)
- Suomen ortopedia ja traumatologia
Valtteri Panula, Elina Ekman, Mikko Venäläinen, Inari Laaksonen, Riku Klén, Jaason Haapakoski, Antti Eskelinen, Laura Elo, Keijo Mäkelä
Distortion and topology (2017)
- Journal d'Analyse Mathématique
R. Klén, G. Martin
Geometric properties of the Cassinian metric (2017)
- Mathematical News / Mathematische Nachrichten
Riku Klén, Manas Ranjan Mohapatra, Swadesh Kumar Sahoo
Hyperbolic distance between hyperbolic lines (2017)
- Annales Mathematicae Et Informaticae
Riku Klén
Hyperbolic Type Distances in Starlike Domains (2017)
- Results in Mathematics
Klen R
NEW TRIGONOMETRIC AND HYPERBOLIC INEQUALITIES (2017)
- Miskolc Mathematical Notes
Bhayo BA, Klen R, Sandor J
ON THE SMOOTHNESS OF QUASIHYPERBOLIC BALLS (2017)
- Annales Academiae Scientiarum Fennicae. Mathematica
Riku Klén, Antti Rasila, Jarno Talponen