Tremor-related feature engineering for machine learning based Parkinson's disease diagnostics

E Valla, S Nomm, K Medijainen, P Taba… - … Signal Processing and …, 2022 - Elsevier
Growing research interest has arisen towards the possibility to automatically discriminate
between the patients with neurodegenerative disease and healthy controls based on the …

Transforming fatigue assessment: Smartphone-based system with digitized motor skill tests

E Valla, AJ Toose, S Nõmm, A Toomela - International journal of medical …, 2023 - Elsevier
Background: The condition of fatigue is a complex and multifaceted disorder that
encompasses physical, mental, and psychological dimensions, all of which contribute to a …

Quantitative analysis in the digital luria's alternating series tests

S Nomm, A Toomela, J Kozhenkina… - … Conference on Control …, 2016 - ieeexplore.ieee.org
The focus of the present research is on the kinematic features describing performance of the
tested individual during the digital Luria's alternating series tests. First goal is to demonstrate …

Novel adaptive Kalman filter with fuzzy neural network for trajectory estimation system

CI Li, GD Chen, TY Sung, HF Tsai - International Journal of Fuzzy Systems, 2019 - Springer
The objective of this paper presents a novel trajectory estimation (TE) system for mitigating
the measurement noise and the undulation for the implementation of the touch interface. The …

Recognition and analysis of the contours drawn during the poppelreuter's test

S Nomm, K Bardõš, I Mašarov… - 2016 15th IEEE …, 2016 - ieeexplore.ieee.org
This study aims to digitalize the Poppelreuter's overlapping figures test. The Poppelreuter's
test used in psychology and neurology to assess visual perceptual function. Its recent …

Gait Analysis Based Approach for Parkinson's Disease Modeling with Decision Tree Classifiers

A Krajushkina, S Nomm, A Toomela… - … on Systems, Man …, 2018 - ieeexplore.ieee.org
Motion mass based approach is adopted in this paper to describe gait movements of
patients with Parkinson's disease. In spite of the recent advances in the areas of motion …

An alternative approach to distinguish movements of parkinson disease patients

S Nõmm, A Toomela, M Vaske, D Uvarov, P Taba - IFAC-PapersOnLine, 2016 - Elsevier
The set of the motion mass parameters, describing the amount and smoothness of
movements, is employed as a main tool to demonstrate the differences between the patients …

Parkinson's disease diagnostics based on the analysis of digital sentence writing test

A Netšunajev, S Nõmm, A Toomela… - Vietnam Journal of …, 2021 - World Scientific
Analysis of the sentence writing test is conducted in this paper to support diagnostics of the
Parkinsons disease. Drawing and writing tests digitization has become a trend where …

Why behavioral indicators may fail to reveal mental states: Individual differences in arousal-movement pattern relationships

A Toomela, S Nõmm, T Kõnnussaar… - Frontiers in …, 2019 - frontiersin.org
It is commonly assumed that behavior reflects the mental states of individuals. However,
recent attempts to detect human states of mind via behavioral indicators have not always …

Determining necessary length of the alternating series test for parkinson's disease modelling

S Nomm, T Kossas, A Toomela… - … on Cyberworlds (CW …, 2019 - ieeexplore.ieee.org
Fine motor tests have been a workhorse in neurology, psychology and psychiatry nearly for
one hundred years. In spite of its simplicity, just paper and pen required to conduct the test …