Results 31 to 40 of about 12,457 (262)

Consensus Distributionally Robust Optimization With Phi-Divergence

open access: yesIEEE Access, 2021
We study an efficient algorithm to solve the distributionally robust optimization (DRO) problem, which has recently attracted attention as a new paradigm for decision making in uncertain situations.
Shunichi Ohmori
doaj   +1 more source

Modelling of Multi-Scale Uncertainties in Biofuel Supply Chain Optimization

open access: yesChemical Engineering Transactions, 2016
Although strategic and operational uncertainties differ in significance of impact, a “one-size-fits-all” approach has been typically used to tackle all types of uncertainty in the optimal design and operations of supply chains. In this work, we propose a
D. Yue, F. You
doaj   +1 more source

Pure characteristics demand models and distributionally robust mathematical programs with stochastic complementarity constraints [PDF]

open access: yesMathematical Programming, 2021
We formulate pure characteristics demand models under uncertainties of probability distributions as distributionally robust mathematical programs with stochastic complementarity constraints (DRMP-SCC). For any fixed first-stage variable and a random realization, the second-stage problem of DRMP-SCC is a monotone linear complementarity problem (LCP). To
Jie Jiang 0003, Xiaojun Chen 0001
openaire   +2 more sources

Two-Stage Robust Optimization for the Orienteering Problem with Stochastic Weights

open access: yesComplexity, 2020
In this paper, the two-stage orienteering problem with stochastic weights is studied, where the first-stage problem is to plan a path under the uncertain environment and the second-stage problem is a recourse action to make sure that the length ...
Ke Shang   +5 more
doaj   +1 more source

Modeling optimal long-term investment strategies of hybrid wind-thermal companies in restructured power market

open access: yesJournal of Modern Power Systems and Clean Energy, 2019
In this paper, a novel framework for the estimation of optimal investment strategies for combined wind-thermal companies is proposed. The medium-term restructured power market was simulated by considering the stochastic and rational uncertainties, the ...
Mohammad Tolou Askari   +3 more
doaj   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Design and analysis strategies for robust microbiome ageing research

open access: yesFEBS Letters, EarlyView.
The gut microbiome changes with age and associates with age‐related morbidity and mortality, establishing it as a potential biomarker and intervention target for ageing. Realising this potential requires methodological rigour, yet distinguishing biological signals from methodological artefacts remains challenging across cohorts. This review provides an
Mark Olenik   +5 more
wiley   +1 more source

A Two-Phase Pattern Generation and Production Planning Procedure for the Stochastic Skiving Process

open access: yesApplied Computational Intelligence and Soft Computing, 2023
The stochastic skiving stock problem (SSP), a relatively new combinatorial optimization problem, is considered in this paper. The conventional SSP seeks to determine the optimum structure that skives small pieces of different sizes side by side to form ...
Tolga Kudret Karaca   +2 more
doaj   +1 more source

Mutant NPM1 in Acute Myeloid Leukemia Initiation and Maintenance

open access: yesAging and Cancer, EarlyView.
NPM1 mutations drive acute myeloid leukemia by acting as neomorphic transcriptional regulators that cooperate with Menin–MLL and XPO1 to sustain HOX/MEIS1 expression and block differentiation. Targeting these mutant‐specific transcriptional dependencies provides a rational therapeutic strategy for NPM1‐mutated AML.
Yanan Jiang   +3 more
wiley   +1 more source

Multistage robust energy management for microgrids considering uncertainty

open access: yesIET Generation, Transmission & Distribution, 2019
Microgrids play an important role in modern power systems which can integrate different kinds of distributed energy resources (DERs). To deal with the uncertainty from various factors such as renewable generation, robust energy management for microgrids ...
Zhichao Shi   +3 more
doaj   +1 more source

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