Results 31 to 40 of about 154,343 (299)

(Quantum) Space-Time as a Statistical Geometry of Fuzzy Lumps and the Connection with Random Metric Spaces [PDF]

open access: yes, 2000
We develop a kind of pregeometry consisting of a web of overlapping fuzzy lumps which interact with each other. The individual lumps are understood as certain closely entangled subgraphs (cliques) in a dynamically evolving network which, in a certain ...
Alexandroff P   +49 more
core   +2 more sources

STATISTICAL HYPOTHESIS TESTING USING FUZZY LINGUISTIC VARIABLES [PDF]

open access: yesFiabilitate şi Durabilitate, 2012
This work proposes a fuzzy statistical test of fuzzy hypotheses usinglinguistic variables. The method is based on Zadeh’s principle: the fuzzy population mean in the null hypothesis is converted to fuzzy numbers using conversion scales proposed by Chen ...
Iuliana Carmen BĂRBĂCIORU
doaj  

Fuzzy-model-based robust fault detection with stochastic mixed time-delays and successive packet dropouts [PDF]

open access: yes, 2012
This is the Post-Print version of the Article. The official published version can be accessed from the link below - Copyright @ 2012 IEEEThis paper is concerned with the network-based robust fault detection problem for a class of uncertain discrete-time ...
Hongli Dong   +6 more
core   +2 more sources

Possibility theory for multiobjective fuzzy random portfolio optimization [PDF]

open access: yesDecision Science Letters, 2014
The problem of portfolio optimization is a standard problem in financial world and it has received tremendous attentions. Portfolio optimization plays essential role in determining portfolio strategies for investors.
Mir Ehsan Hesam Sadati   +2 more
doaj   +1 more source

An Optimization Framework for Collaborative Control of Power Loss and Voltage in Distribution Systems With DGs and EVs Using Stochastic Fuzzy Chance Constrained Programming

open access: yesIEEE Access, 2020
A stochastic fuzzy chance-constrained programming model with multi-objective optimization for coordinated control of power loss and voltage in distribution systems with renewable energy is presented by taking power output of DGs and charging-discharging ...
Tang Huiling   +5 more
doaj   +1 more source

Random Fuzzy Power Flow Analysis for Power System considering the Uncertainties of Renewable Energy and Load Demands

open access: yesInternational Transactions on Electrical Energy Systems, 2023
Due to the strong uncertainties of renewable energy and load demands, the new type of power systems is facing severe challenges in terms of generation control and load dispatch.
J. H. Zheng   +3 more
doaj   +1 more source

Robust H∞ filtering for a class of nonlinear networked systems with multiple stochastic communication delays and packet dropouts [PDF]

open access: yes, 2010
Copyright [2010] IEEE. This material is posted here with permission of the IEEE. Such permission of the IEEE does not in any way imply IEEE endorsement of any of Brunel University's products or services.
Dong, H, Gao, H, Wang, Z
core   +1 more source

A fuzzy nonparametric Shewhart chart based on the bootstrap approach

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2015
In this paper, we consider a nonparametric Shewhart chart for fuzzy data. We utilize the fuzzy data without transforming them into a real-valued scalar (a representative value).
Wang Dabuxilatu, Hryniewicz Olgierd
doaj   +1 more source

Chameleon sequences reveal structural effects in proteins representing micelle‐like distribution of hydrophobicity

open access: yesFEBS Open Bio, EarlyView.
Amino acids sequence of two different proteins with the same sequence (chameleon sequence—black boxes) represent in 3D structure of the proteins different secondary structures: HHHH—helical and BBB—Beta‐structural. The chains folded in water environment adopt different III‐order structures in which the chameleon fragments appear to adopt similar status
Irena Roterman   +4 more
wiley   +1 more source

Bi-uncertainty Network Frame Planning Method for Distribution Network with Electric Vehicles

open access: yesZhongguo dianli, 2020
Considering the stochastic uncertainty of charging load of electric vehicle (EV) and the fuzzy uncertainty of regular load in the distribution system, a hybrid chance-constrained distribution grid planning model including both fuzzy variables and random ...
Yiting SHEN   +4 more
doaj   +1 more source

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