Results 11 to 20 of about 8,241,365 (123)

Ultimately Exponentially Bounded Estimates for a Class of Nonlinear Discrete−Time Stochastic Systems

open access: yesMathematics, 2023
In this paper, the ultimately exponentially bounded estimate problem of nonlinear stochastic discrete−time systems under generalized Lipschitz conditions is considered. A new sufficient condition making the estimation error system uniformly exponentially
Xiufeng Miao, Yaoqun Xu, Fengge Yao
doaj   +1 more source

Control of the lifecycle of a technological complex for the rectification of multicomponent mixtures under conditions of parameter uncertainty [PDF]

open access: yesE3S Web of Conferences, 2023
Input parameter uncertainty is paid more attention among such parameters as parameter uncertainty, model uncertainty, choice uncertainty under variability, spatial variability uncertainty, temporal variability uncertainty, inter-site variability ...
Avazov Yusuf   +3 more
doaj   +1 more source

Integrating Uncertainty into Neural Network-based Speech Enhancement [PDF]

open access: yesIEEE/ACM Transactions on Audio, Speech, and Language Processing, vol. 31, pp. 1587-1600, 2023, 2023
Supervised masking approaches in the time-frequency domain aim to employ deep neural networks to estimate a multiplicative mask to extract clean speech. This leads to a single estimate for each input without any guarantees or measures of reliability. In this paper, we study the benefits of modeling uncertainty in clean speech estimation.
arxiv   +1 more source

Dual Jitter Suppression Mechanism-Based Cooperation Control for Multiple High-Speed Trains with Parametric Uncertainty

open access: yesMathematics, 2023
Parameter uncertainty is one of the key factors that affect the performance of train systems. In order to obtain good tracking and cooperation performances and to improve line utilization, this paper proposes a sliding mode surface-based cooperation ...
Xue Lin, Caiqing Ma, Qianling Wang
doaj   +1 more source

Investor’s portfolio decision: perspective of parameter uncertainty

open access: yesSystems Science & Control Engineering, 2020
During the process of portfolio decision, the investor usually assumes that the distribution of asset return is known in order to identify the optimal investment strategy.
Bei Tu, Chaolin He
doaj   +1 more source

Modeling the Dynamics of Multispecies Fisheries: A Case Study in the Coastal Water of North Yellow Sea, China

open access: yesFrontiers in Marine Science, 2020
Ecosystem models have been developed for detecting community responses to fishing pressure and have been widely applied to predict the ecological effects of fisheries management.
Jia Wo   +6 more
doaj   +1 more source

Parameter estimation and uncertainty analysis in hydrological modeling

open access: yesWIREs Water, 2021
Nowadays, mathematical models of hydrological systems are used routinely to guide decision making in diverse subjects, such as: environmental and risk assessments, design of remediation strategies for contaminated sites, and evaluation of the impact of ...
P. Herrera, M. A. Marazuela, T. Hofmann
semanticscholar   +1 more source

Robust Adaptive Control for Uncertain Input Delay MIMO Nonlinear Non-Minimum Phase System: A Fuzzy Approach

open access: yesIEEE Access, 2020
In this paper, the robust controller design problem of uncertain multi-input multi-output nonlinear non-minimum phase system is discussed. The nonlinear system is suffering from both uncertainty and input delay, so the controller design is difficult. The
Zhiguo Liu   +3 more
doaj   +1 more source

Projection Pursuit Multivariate Sampling of Parameter Uncertainty

open access: yesApplied Sciences, 2022
The efficiency of sampling is a critical concern in Monte Carlo analysis, which is frequently used to assess the effect of the uncertainty of the input variables on the uncertainty of the model outputs.
Oktay Erten   +2 more
doaj   +1 more source

Affine processes under parameter uncertainty [PDF]

open access: yesProbability, Uncertainty and Quantitative Risk, 2018
We develop a one-dimensional notion of affine processes under parameter uncertainty, which we call nonlinear affine processes. This is done as follows: given a set Θ of parameters for the process, we construct a corresponding nonlinear expectation on the
T. Fadina   +2 more
semanticscholar   +1 more source

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