Results 61 to 70 of about 7,132,105 (326)

Pontryagin Maximum Principle for Incommensurate Fractional-Orders Optimal Control Problems

open access: yesMathematics, 2023
We introduce a new optimal control problem where the controlled dynamical system depends on multi-order (incommensurate) fractional differential equations.
Faïçal Ndaïrou, Delfim F. M. Torres
doaj   +1 more source

A Maximum Principle for the Controlled Sweeping Process [PDF]

open access: yes, 2016
We consider the free endpoint Mayer problem for a controlled Moreau process, the control acting as a perturbation of the dynamics driven by the normal cone, and derive necessary optimality conditions of Pontryagin’s Maximum Principle type.
Chems Arroud, G. Colombo
semanticscholar   +1 more source

LDAcoop: Integrating non‐linear population dynamics into the analysis of clonogenic growth in vitro

open access: yesMolecular Oncology, EarlyView.
Limiting dilution assays (LDAs) quantify clonogenic growth by seeding serial dilutions of cells and scoring wells for colony formation. The fraction of negative wells is plotted against cells seeded and analyzed using the non‐linear modeling of LDAcoop.
Nikko Brix   +13 more
wiley   +1 more source

Characterizing the Strong Maximum Principle [PDF]

open access: yes, 2016
In this paper we characterize the degenerate elliptic equations F(D^2u)=0 whose viscosity subsolutions, (F(D^2u) \geq 0), satisfy the strong maximum principle. We introduce an easily computed function f(t) for t > 0, determined by F, and we show that the
Harvey, F. Reese, Lawson Jr, H. Blaine
core  

Infrared laser sampling of low volumes combined with shotgun lipidomics reveals lipid markers in palatine tonsil carcinoma

open access: yesMolecular Oncology, EarlyView.
Nanosecond infrared laser (NIRL) low‐volume sampling combined with shotgun lipidomics uncovers distinct lipidome alterations in oropharyngeal squamous cell carcinoma (OPSCC) of the palatine tonsil. Several lipid species consistently differentiate tumor from healthy tissue, highlighting their potential as diagnostic markers.
Leonard Kerkhoff   +11 more
wiley   +1 more source

The Maximum Entropy Production Principle and Linear Irreversible Processes

open access: yesEntropy, 2010
It is shown that Onsager’s principle of the least dissipation of energy is equivalent to the maximum entropy production principle. It is known that solutions of the linearized Boltzmann equation make extrema of entropy production.
Milan Brumen   +5 more
doaj   +1 more source

Combining experiments and simulations using the maximum entropy principle. [PDF]

open access: yesPLoS Computational Biology, 2014
A key component of computational biology is to compare the results of computer modelling with experimental measurements. Despite substantial progress in the models and algorithms used in many areas of computational biology, such comparisons sometimes ...
Wouter Boomsma   +2 more
doaj   +1 more source

Stochastic maximum principle for SPDEs with delay [PDF]

open access: yes, 2016
In this paper we develop necessary conditions for optimality, in the form of the Pontryagin maximum principle, for the optimal control problem of a class of infinite dimensional evolution equations with delay in the state. In the cost functional we allow
G. Guatteri, F. Masiero, Carlo Orrieri
semanticscholar   +1 more source

Identification of serum protein biomarkers for pre‐cancerous lesions associated with pancreatic ductal adenocarcinoma

open access: yesMolecular Oncology, EarlyView.
This work identified serum proteins associated with pancreatic epithelial neoplasms (PanINs) and early‐stage PDAC. Proteomics screens assessed genetically engineered mice with abundant PanINs, KPC mice (Lox‐STOP‐Lox‐KrasG12D/+ Lox‐STOP‐Lox‐Trp53R172H/+ Pdx1‐Cre) before PDAC development and also early‐stage PDAC patients (n = 31), compared to benign ...
Hannah Mearns   +10 more
wiley   +1 more source

Venus atmosphere profile from a maximum entropy principle [PDF]

open access: yesNonlinear Processes in Geophysics, 2007
The variational method with constraints recently developed by Verkley and Gerkema to describe maximum-entropy atmospheric profiles is generalized to ideal gases but with temperature-dependent specific heats.
L. N. Epele   +4 more
doaj  

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