Results 41 to 50 of about 17,648 (273)

Extending dynamic mode decomposition to data from multiple outputs

open access: yesCoRR, 2021
System identification based on Koopman operator theory has grown in popularity recently. Spectral properties of the Koopman operator of a system were proven to relate to properties like invariant sets, stability, periodicity, etc. of the underlying system.
openaire   +4 more sources

An Improved Parallel MDBN With AVMD for Nonlinear System Modeling

open access: yesIEEE Access, 2020
Nonlinear system modeling using Deep Belief Network (DBN) is currently a research hotspot. However, the training process of DBN needs large amount of data to guarantee accuracy, and the traditional DBN may not meet the requirement of high-precision ...
Qibing Jin   +4 more
doaj   +1 more source

Robust Mode Analysis

open access: yesMathematics, 2021
In this paper, we introduce a model-free algorithm, robust mode analysis (RMA), to extract primary constituents in a fluid or reacting flow directly from high-frequency, high-resolution experimental data.
Gemunu H. Gunaratne, Sukesh Roy
doaj   +1 more source

Real-time tumor ablation simulation based on the dynamic mode decomposition method [PDF]

open access: yes, 2014
peer reviewedThe Dynamic Mode Decomposition (DMD) method is used to provide a reliable forecasting of tumor ablation treatment simulation in real time, which is quite needed in medical practice.
Katsanos, Konstantinos H.   +12 more
core   +1 more source

Spectral Properties of Effective Dynamics from Conditional Expectations

open access: yesEntropy, 2021
The reduction of high-dimensional systems to effective models on a smaller set of variables is an essential task in many areas of science. For stochastic dynamics governed by diffusion processes, a general procedure to find effective equations is the ...
Feliks Nüske   +3 more
doaj   +1 more source

Real-time Model Predictive Control for Wind Farms: a Koopman Dynamic Mode Decomposition Approach

open access: yes, 2022
This work demonstrates the application of Koopman-based system identification to wind farm control, where wake interactions are highly nonlinear in nature.
Antje Dittmer   +5 more
core   +2 more sources

Visualizing GPR Data Using Spatial-Subband Configuration

open access: yesIEEE Access, 2018
In ground penetrating radar (GPR) applications, base-scale analysis can be a powerful tool to support data analysis and to build a consensus in data interpretation.
Da Yuan, Mei Hong, Zhiyong An
doaj   +1 more source

Data-Driven Steering of Concentric Tube Robots in Unknown Environments via Dynamic Mode Decomposition [PDF]

open access: yes, 2023
Concentric Tube Robots (CTRs) are a type of continuum robot capable of manipulating objects in restricted spaces and following smooth trajectories. CTRs are ideal instruments for minimally invasive surgeries.
Dhaliwal, Kevin   +3 more
core   +1 more source

The human gut microbiome across the life course

open access: yesFEBS Letters, EarlyView.
Despite significant individual variation and continuous change throughout life, the human gut microbiome follows some life stage‐specific trends. This article provides a brief overview of how gut microbiome composition shifts across different phases of life. Created in BioRender. Özkurt, E. (2026) https://BioRender.com/8q4nrnc.
Alise J. Ponsero   +4 more
wiley   +1 more source

On Aggregation and Prediction of Cybersecurity Incident Reports

open access: yesIEEE Access, 2021
The study of cybersecurity incidents is an active research field. The purpose of this work is to determine accurate measures of cybersecurity incidents. An effective method to aggregate cybersecurity incident reports is defined to set these measures.
Miguel V. Carriegos   +3 more
doaj   +1 more source

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