Zobrazeno 1 - 10
of 2 512
pro vyhledávání: '"P. Hartikainen"'
The phenomenon of branched flow, visualized as a chaotic arborescent pattern of propagating particles, waves, or rays, has been identified in disparate physical systems ranging from electrons to tsunamis, with periodic systems only recently being add
Externí odkaz:
http://arxiv.org/abs/2406.12922
Autor:
Suvi Hartikainen, Ville Vepsäläinen, Tiina Laitinen, Marja Hedman, Tomi Laitinen, Tuomo Tompuri
Publikováno v:
EJNMMI Research, Vol 14, Iss 1, Pp 1-6 (2024)
Abstract Background Inadequate myocardial glucose metabolism suppression (GMS) can hamper interpretation of cardiac [18F]fluorodeoxyglucose (FDG) positron emission tomography (PET/CT). Use of β-hydroxybutyrate (BHB) measurement before [18F]FDG injec
Externí odkaz:
https://doaj.org/article/9ee387c079154ffcbe0fb2c6af609e5c
Autor:
Haarnoja, Tuomas, Moran, Ben, Lever, Guy, Huang, Sandy H., Tirumala, Dhruva, Humplik, Jan, Wulfmeier, Markus, Tunyasuvunakool, Saran, Siegel, Noah Y., Hafner, Roland, Bloesch, Michael, Hartikainen, Kristian, Byravan, Arunkumar, Hasenclever, Leonard, Tassa, Yuval, Sadeghi, Fereshteh, Batchelor, Nathan, Casarini, Federico, Saliceti, Stefano, Game, Charles, Sreendra, Neil, Patel, Kushal, Gwira, Marlon, Huber, Andrea, Hurley, Nicole, Nori, Francesco, Hadsell, Raia, Heess, Nicolas
We investigate whether Deep Reinforcement Learning (Deep RL) is able to synthesize sophisticated and safe movement skills for a low-cost, miniature humanoid robot that can be composed into complex behavioral strategies in dynamic environments. We use
Externí odkaz:
http://arxiv.org/abs/2304.13653
Children increasingly use applications utilizing Artificial Intelligence / Machine Learning (AI/ML). Given the propensity of such applications to propagate existing social, gender, and racial biases, it becomes imperative to consider designing and de
Externí odkaz:
http://arxiv.org/abs/2304.08041
Autor:
Anna K. Hartikainen, Jonna Jalanka, Perttu Lahtinen, Alise J. Ponsero, Tuomas Mertsalmi, Laura Finnegan, Fiona Crispie, Paul D. Cotter, Perttu Arkkila, Reetta Satokari
Publikováno v:
npj Biofilms and Microbiomes, Vol 10, Iss 1, Pp 1-10 (2024)
Abstract Imbalanced microbiota may contribute to the pathophysiology of irritable bowel syndrome (IBS), thus fecal microbiota transplantation (FMT) has been suggested as a potential treatment. Previous studies on the relationship between clinical imp
Externí odkaz:
https://doaj.org/article/7368523d417b497a98d3ab71a346798c
Autor:
Klaus Kaier, Adrian Heidenreich, Markus Jäckel, Vera Oettinger, Alexander Maier, Ingo Hilgendorf, Philipp Breitbart, Tau Hartikainen, Till Keller, Dirk Westermann, Constantin von zur Mühlen
Publikováno v:
BMC Geriatrics, Vol 24, Iss 1, Pp 1-7 (2024)
Abstract Background In the hospital setting, frailty is a significant risk factor, but difficult to measure in clinical practice. We propose a reweighting of an existing diagnoses-based frailty score using routine data from a tertiary care teaching h
Externí odkaz:
https://doaj.org/article/09b30d43894b40a588d6c08085123255
Autor:
Jens Kastrup, Anthony Mathur, Francisco Fernández-Avilés, Matthew Kelham, Juhani Knuuti, Daniel A Jones, Seppo Ylä-Herttuala, Antti Saraste, Ricardo Sanz-Ruiz, Aleksi J Leikas, Juha E K Hartikainen, Mariann Gyöngyösi, Wojtek Wojakowski, Adrian Gwizdała, Riho Luite, Marko Nikkinen, Abbas A Qayyum, Mandana Haack-Sørensen, Kevin Hamzaraj, Andreas Spannbauer, Maria E Fernández-Santos, Marek Jędrzejek, Agnieszka Skoczyńska, Niklas Vartiainen
Publikováno v:
Open Heart, Vol 11, Iss 2 (2024)
Background Despite tremendous therapeutic advancements, a significant proportion of coronary artery disease patients suffer from refractory angina pectoris, that is, quality-of-life-compromising angina that is non-manageable with established pharmaco
Externí odkaz:
https://doaj.org/article/568f4e4255744c448364960cbaf7874c
Autor:
Juha Hartikainen, Jukka Putaala, Jari Haukka, Juhani K E Airaksinen, Pirjo Mustonen, Konsta Teppo, Olli Halminen, Aapo Aro, Mika Lehto, Elis Kouki, Birgitta Salmela, Mika Linna
Publikováno v:
BMJ Open, Vol 14, Iss 9 (2024)
Objectives Atrial fibrillation (AF) is associated with increased mortality. Previous studies have reported conflicting results in temporal trends of mortality after AF diagnosis. We aim to address this disparity by investigating the 1-year mortality
Externí odkaz:
https://doaj.org/article/7d39637aac704aaea05f21eb303f72c0
Autor:
S. Basnet, A. Hartikainen, A. Virkkula, P. Yli-Pirilä, M. Kortelainen, H. Suhonen, L. Kilpeläinen, M. Ihalainen, S. Väätäinen, J. Louhisalmi, M. Somero, J. Tissari, G. Jakobi, R. Zimmermann, A. Kilpeläinen, O. Sippula
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 3197-3215 (2024)
Residential biomass combustion significantly contributes to light-absorbing carbonaceous aerosols in the atmosphere, impacting the earth's radiative balance at regional and global levels. This study investigates the contribution of brown carbon (BrC)
Externí odkaz:
https://doaj.org/article/0b17be3ad14e4f7cb33df25eb0929ce6
Autor:
Antti Lappalainen, Juha E.K. Hartikainen, Konsta Teppo, Olli Halminen, Aapo L. Aro, Rasmus Siponen, Janne Virrankorpi, Annukka Marjamaa, Birgitta Salmela, Jukka Putaala, Pirjo Mustonen, Miika Linna, Jari Haukka, K.E. Juhani Airaksinen, Mika Lehto
Publikováno v:
International Journal of Cardiology: Heart & Vasculature, Vol 55, Iss , Pp 101541- (2024)
Background: Catheter ablation is a well-established treatment to prevent atrial fibrillation (AF) and atrial flutter (AFL) recurrences and to relieve symptoms, whereas pacemaker implantation and atrioventricular node (AVN) ablation is used for rate c
Externí odkaz:
https://doaj.org/article/075bf0b55a8f4b88a75e7342accdd328