no code implementations • 2 Feb 2024 • Marko Niemelä, Mikaela von Bonsdorff, Sami Äyrämö, Tommi Kärkkäinen
Memory disorders are a central factor in the decline of functioning and daily activities in elderly individuals.
no code implementations • 8 Dec 2023 • Ville Heilala, Sami Lehesvuori, Raija Hämäläinen, Tommi Kärkkäinen
This study employed multimodal learning analytics (MMLA) to analyze behavioral dynamics during the ABCDE procedure in nursing education, focusing on gaze entropy, hand movement velocities, and proximity measures.
1 code implementation • 9 May 2023 • Joonas Hämäläinen, Amauri Souza, César L. C. Mattos, João P. P. Gomes, Tommi Kärkkäinen
Distance-based supervised method, the minimal learning machine, constructs a predictive model from data by learning a mapping between input and output distance matrices.
no code implementations • 28 Feb 2023 • Joakim Linja, Joonas Hämäläinen, Antti Pihlajamäki, Paavo Nieminen, Sami Malola, Hannu Häkkinen, Tommi Kärkkäinen
Molecular-level understanding of the interactions between the constituents of an atomic structure is essential for designing novel materials in various applications.
1 code implementation • 13 Oct 2022 • Tommi Kärkkäinen, Jan Hänninen
An additive autoencoder for dimension reduction, which is composed of a serially performed bias estimation, linear trend estimation, and nonlinear residual estimation, is proposed and analyzed.
1 code implementation • 7 Jul 2022 • Shiwei Liu, Tianlong Chen, Xiaohan Chen, Xuxi Chen, Qiao Xiao, Boqian Wu, Tommi Kärkkäinen, Mykola Pechenizkiy, Decebal Mocanu, Zhangyang Wang
Transformers have quickly shined in the computer vision world since the emergence of Vision Transformers (ViTs).
2 code implementations • 23 Jul 2020 • Joonas Hämäläinen, Tommi Kärkkäinen, Tuomo Rossi
In the experiments, comparison of the proposed methods to the K-means++ and K-means|| methods is conducted using an extensive set of reference and synthetic large-scale datasets.
no code implementations • 19 Dec 2019 • Anton Akusok, Mirka Saarela, Tommi Kärkkäinen, Kaj-Mikael Björk, Amaury Lendasse
The paper proposes to analyze a data set of Finnish ranks of academic publication channels with Extreme Learning Machine (ELM).
no code implementations • 22 Sep 2019 • Joonas Hämäläinen, Alisson S. C. Alencar, Tommi Kärkkäinen, César L. C. Mattos, Amauri H. Souza Júnior, João P. P. Gomes
Specifically, for a small number of reference points, the clustering-based methods outperformed the standard random selection of the original MLM formulation.