Riku Klén

24 papers B 1Journal 22Unranked 1
YearRankTypeTitle / Venue / Authors
2025 J jnl
Comparison of thresholds for a convolutional neural network classifying medical images.
Int. J. Data Sci. Anal.
Oona Rainio, Jonne Tamminen, Mikko S. Venäläinen, Joonas Liedes, Juhani Knuuti, Jukka Kemppainen, Riku Klén
2025 J jnl
Convolutional neural networks for tumor segmentation by cancer type and imaging modality: a systematic review.
Netw. Model. Anal. Health Informatics Bioinform.
Oona Rainio, Riku Klén
2025 — conf
Emotion Recognition with Minimal Wearable Sensing: Multi-Domain Feature, Hybrid Feature Selection, and Personalized vs. Generalized Ensemble Model Analysis.
BIBM
Muhammad Irfan, Anum Nawaz, Ayse Kosal Bulbul, Riku Klén, Abdulhamit Subasi, Tomi Westerlund, Wei Chen
2025 J jnl
Emotion Recognition with Minimal Wearable Sensing: Multi-domain Feature, Hybrid Feature Selection, and Personalized vs. Generalized Ensemble Model Analysis.
CoRR
Muhammad Irfan, Anum Nawaz, Ayse Kosal Bulbul, Riku Klén, Abdulhamit Subasi, Tomi Westerlund, Wei Chen
2025 B conf
Improved Brain Tumor Detection in MRI: Fuzzy Sigmoid Convolution in Deep Learning.
IJCNN
Muhammad Irfan, Anum Nawaz, Riku Klén, Abdulhamit Subasi, Tomi Westerlund, Wei Chen
2025 J jnl
Improved Brain Tumor Detection in MRI: Fuzzy Sigmoid Convolution in Deep Learning.
CoRR
Muhammad Irfan, Anum Nawaz, Riku Klén, Abdulhamit Subasi, Tomi Westerlund, Wei Chen
2025 J jnl
Investigation of total-body applicable compartment models for kinetic modeling in total body
Netw. Model. Anal. Health Informatics Bioinform.
Oona Rainio, Juhani Knuuti, Riku Klén
2025 J jnl
Methods for estimating full width at half maximum.
Signal Image Video Process.
Oona Rainio, Johanna Hällilä, Jarmo Teuho, Riku Klén
2025 J jnl
New 3D segmentation algorithm for modeling of kidney in positron emission tomography images.
Netw. Model. Anal. Health Informatics Bioinform.
Oona Rainio, Aino Latva-Rasku, Jussi Hirvonen, Juhani Knuuti, Riku Klén
2025 J jnl
Quantitative evaluation of unsupervised clustering algorithms for dynamic total-body PET image analysis.
CoRR
Oona Rainio, Maria K. Jaakkola, Riku Klén
2025 J jnl
Smart IoT-Based Solutions for Neonatal Sleep Stratification: Single-Dual Channel EEG, AdaptiSelect, Multiview Fusion, and Rotational Ensemble Stacking.
IEEE Internet Things J.
Muhammad Irfan, Laishuan Wang, Yan Xu, Abdulhamit Subasi, Chen Chen, Riku Klén, Tomi Westerlund, Wei Chen
2024 J jnl
AI for the prediction of early stages of Alzheimer's disease from neuroimaging biomarkers - A narrative review of a growing field.
CoRR
Thorsten Rudroff, Oona Rainio, Riku Klén
2024 J jnl
Comparison of simple augmentation transformations for a convolutional neural network classifying medical images.
Signal Image Video Process.
Oona Rainio, Riku Klén
2024 J jnl
One-click annotation to improve segmentation by a convolutional neural network for PET images of head and neck cancer patients.
Netw. Model. Anal. Health Informatics Bioinform.
Oona Rainio, Joonas Liedes, Sarita Murtojärvi, Simona Malaspina, Jukka Kemppainen, Riku Klén
2023 J jnl
Carimas: An Extensive Medical Imaging Data Processing Tool for Research.
J. Digit. Imaging
Oona Rainio, Chunlei Han, Jarmo Teuho, Sergey V. Nesterov, Vesa Oikonen, Sauli Piirola, Timo Laitinen, Marko Tättäläinen, Juhani Knuuti, Riku Klén
2023 J jnl
Image augmentation with conformal mappings for a convolutional neural network.
Comput. Appl. Math.
Oona Rainio, Mohamed M. S. Nasser, Matti Vuorinen, Riku Klén
2023 J jnl
Segmentation of Dynamic Total-Body [18F]-FDG PET Images Using Unsupervised Clustering.
Int. J. Biomed. Imaging
Maria K. Jaakkola, Maria Rantala, Anna Jalo, Teemu Saari, Jaakko Hentilä, Jatta S. Helin, Tuuli A. Nissinen, Olli Eskola, Johan Rajander, Kirsi A. Virtanen, Jarna C. Hannukainen, Francisco López-Picón, Riku Klén
2022 J jnl
Evaluation of three methods for delineation and attenuation estimation of the sinus region in MR-based attenuation correction for brain PET-MR imaging.
BMC Medical Imaging
Jani Lindén, Jarmo Teuho, Mika Teräs, Riku Klén
2022 J jnl
Image augmentation with conformal mappings for a convolutional neural network.
CoRR
Oona Rainio, Mohamed M. S. Nasser, Matti Vuorinen, Riku Klén
2021 J jnl
A Respiratory Motion Estimation Method Based on Inertial Measurement Units for Gated Positron Emission Tomography.
Sensors
Eero Lehtonen, Jarmo Teuho, Juho Koskinen, Mojtaba Jafari Tadi, Riku Klén, Reetta Siekkinen, Joaquin Rives Gambin, Tuija Vasankari, Antti Saraste
2021 J jnl
Crowdsourcing digital health measures to predict Parkinson's disease severity: the Parkinson's Disease Digital Biomarker DREAM Challenge.
npj Digit. Medicine
Solveig K. Sieberts, Jennifer Schaff, Marlena Duda, Bálint Á Pataki, Ming Sun, Phil Snyder, Jean-Francois Daneault, Federico Parisi, Gianluca Costante, Udi Rubin, Peter Banda, Yooree Chae, Elias Chaibub Neto, Earl Ray Dorsey, Zafer Aydin, Aipeng Chen, Laura L. Elo, Carlos Espino, Enrico Glaab, Ethan Goan, Fatemeh Noushin Golabchi, Yasin Görmez, Maria K. Jaakkola, Jitendra Jonnagaddala, Riku Klén, Dongmei Li, Christian McDaniel, Dimitri Perrin, Thanneer M. Perumal, Nastaran Mohammadian Rad, Erin Rainaldi, Stefano Sapienza, Patrick Schwab, Nikolai Shokhirev, Mikko S. Venäläinen, Gloria Vergara-Diaz, Yuqian Zhang, Avner G. S. Abrami, Aditya Adhikary, Carla Agurto, Sherry Bhalla, Halil Ibrahim Bilgin, Vittorio Caggiano, Jun Cheng, Eden Deng, Qiwei Gan, Rajan Girsa, Zhi Han, Stephen Heisig, Kun Huang, Samad Jahandideh, Wolfgang Kopp, Christoph F. Kurz, Gregor Lichtner, Raquel Norel, G. P. S. Raghava, Tavpritesh Sethi, Nicholas Shawen, Vaibhav Tripathi, Matthew Tsai, Tongxin Wang, Yi Wu, Jie Zhang, Xinyu Zhang, Yuanjia Wang, Yuanfang Guan, Daniela Brunner, Paolo Bonato, Lara M. Mangravite, Larsson Omberg
2021 J jnl
Learning to Denoise Gated Cardiac PET Images Using Convolutional Neural Networks.
IEEE Access
Joaquin Rives Gambin, Mojtaba Jafari Tadi, Jarmo Teuho, Riku Klén, Juhani Knuuti, Juho Koskinen, Antti Saraste, Eero Lehtonen
2021 J jnl
Stable Iterative Variable Selection.
Bioinform.
Mehrad Mahmoudian, Mikko S. Venäläinen, Riku Klén, Laura L. Elo
2019 J jnl
A Computational Framework for Data Fusion in MEMS-Based Cardiac and Respiratory Gating.
Sensors
Mojtaba Jafari Tadi, Eero Lehtonen, Jarmo Teuho, Juho Koskinen, Jussi Schultz, Reetta Siekkinen, Tero Koivisto, Mikko Pänkäälä, Mika Teräs, Riku Klén