Real-time moving target trajectory prediction is highly valuable in applications such as automatic driving, target tracking, and motion prediction. This paper examines the projection of three-dimensional random motion of an object in space onto a sensing plane as an illustrative example. Historical running trajectory data are used to train a reserve network. The trained network model is subsequently used to predict future trajectories. In the experiment, a network model trained on 20 000 frames of random running trajectory data was used to predict trajectories for 1-20 future frames, and 5000 frames were used for testing. The results showed prediction errors for 80% of the predictions of less than 0.01%, 0.8%, and 4% for 1, 10, and 20 future frames, respectively.
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http://dx.doi.org/10.1063/5.0233064 | DOI Listing |
Rev Sci Instrum
January 2025
Shanxi Key Laboratory of Intelligent Detection Technology and Equipment, School of Information and Communication Engineering, North University of China, Taiyuan 030051, Shanxi, China.
Real-time moving target trajectory prediction is highly valuable in applications such as automatic driving, target tracking, and motion prediction. This paper examines the projection of three-dimensional random motion of an object in space onto a sensing plane as an illustrative example. Historical running trajectory data are used to train a reserve network.
View Article and Find Full Text PDFEMBO Mol Med
January 2025
Institute for Stroke and Dementia Research (ISD), University Hospital, LMU Munich, Munich, Germany.
In Alzheimer's disease (AD), Aβ triggers p-tau secretion, which drives tau aggregation. Therefore, it is critical to characterize modulators of Aβ-related p-tau increases which may alter AD trajectories. Here, we assessed whether factors known to alter tau levels in AD modulate the association between fibrillar Aβ and secreted p-tau determined in the cerebrospinal fluid (CSF).
View Article and Find Full Text PDFSports Biomech
November 2024
Management, Science and Technology Department, Amirkabir University of Technology, Tehran, Iran.
The purpose of this study was to assess quantitatively the effects of compression garments (CGs) on fatigue behaviour during sport activities such as running, which are the subject of a series of qualitative and physiological studies. A quantitative biomechanical analysis of the effects of CGs could assist coaches and athletes to adopt these types of performance enhancement garments. In this research, kinematic changes are measured using 2D phase portraits to study the influence of CGs on fatigue behaviour.
View Article and Find Full Text PDFTransl Sports Med
December 2024
Institute of Primary Care, University of Zurich, Zurich, Switzerland.
We aimed to analyze sex differences in time-limited ultramarathon participation, while also identifying trends in participation, age, and performance across different formats of events, from 1990 to 2020. This is an exploratory study, using data obtained from the official event web pages. We downloaded information regarding the year of the event, athletes' year of birth, sex, race event, ranking, and mean running speed (km/h).
View Article and Find Full Text PDFJ Chem Theory Comput
December 2024
Department of Physical Chemistry, University of Chemistry and Technology, Technická 5, Prague 6 16628, Czech Republic.
The techniques of computational photodynamics are increasingly employed to unravel reaction mechanisms and interpret experiments. However, misinterpretations in nonadiabatic dynamics caused by inaccurate underlying potentials are often difficult to foresee. This work focuses on revealing the systematic errors in the nonadiabatic simulations due to the underlying potentials and suggests a thrifty approach to evaluate the sensitivity of the simulations to the potential.
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