Results 61 to 70 of about 322,300 (286)

Nonnegative Morse polynomial functions and polynomial optimization [PDF]

open access: yesPositivity, 2015
Comment: Title changed, one reference added and one reference deleted. To appear in Positivity. Dedicated to Professor H\`{a} Huy Vui on the occasion of his 65th birthday. in Positivity (2016)
openaire   +3 more sources

Mutually unbiased bases: polynomial optimization and symmetry [PDF]

open access: yesQuantum
A set of $k$ orthonormal bases of $\mathbb C^d$ is called mutually unbiased if $|\langle e,f\rangle |^2 = 1/d$ whenever $e$ and $f$ are basis vectors in distinct bases. A natural question is for which pairs $(d,k)$ there exist $k$ mutually unbiased bases
Sander Gribling, Sven Polak
doaj   +1 more source

On the complexity of nonlinear mixed-integer optimization [PDF]

open access: yes, 2010
This is a survey on the computational complexity of nonlinear mixed-integer optimization. It highlights a selection of important topics, ranging from incomputability results that arise from number theory and logic, to recently obtained fully polynomial ...
Köppe, Matthias
core  

Workflow for Design of Experiments‐Based Modeling of Species Transport and Growth Kinetics in GaN Hydride Vapor Phase Epitaxy

open access: yesAdvanced Engineering Materials, EarlyView.
A novel workflow for investigating hydride vapor phase epitaxy for GaN bulk crystal growth is proposed. It combines Design of experiments (DoE) with physical simulations of mass transport and crystal growth kinetics, serving as an intermediate step between DoE and experiments.
J. Tomkovič   +7 more
wiley   +1 more source

Polynomial Optimization with Applications to Stability Analysis and Control - Alternatives to Sum of Squares [PDF]

open access: yes, 2015
In this paper, we explore the merits of various algorithms for polynomial optimization problems, focusing on alternatives to sum of squares programming.
Kamyar, Reza, Peet, Matthew
core  

Unleashing the Power of Machine Learning in Nanomedicine Formulation Development

open access: yesAdvanced Functional Materials, EarlyView.
A random forest machine learning model is able to make predictions on nanoparticle attributes of different nanomedicines (i.e. lipid nanoparticles, liposomes, or PLGA nanoparticles) based on microfluidic formulation parameters. Machine learning models are based on a database of nanoparticle formulations, and models are able to generate unique solutions
Thomas L. Moore   +7 more
wiley   +1 more source

An Improved Multi-Objective Trajectory Planning Algorithm for Kiwifruit Harvesting Manipulator

open access: yesIEEE Access, 2023
Trajectory planning is always a hot issue for harvesting manipulators, considering the limitations of the manipulator mechanical structure and other nonlinear factors that result in long time, big jerk and high energy consumption of the manipulator in ...
Xiao Li   +3 more
doaj   +1 more source

Predicting Atomic Charges in MOFs by Topological Charge Equilibration

open access: yesAdvanced Functional Materials, EarlyView.
An atomic charge prediction method is presented that is able to accurately reproduce ab‐initio‐derived reference charges for a large number of metal–organic frameworks. Based on a topological charge equilibration scheme, static charges that fulfill overall neutrality are quickly generated.
Babak Farhadi Jahromi   +2 more
wiley   +1 more source

Dynamic analysis with optimum trajectory planning of multiple degree-of-freedom surgical micro-robot

open access: yesAlexandria Engineering Journal, 2018
The present work aims to analyze kinematics and dynamics accompanied with an optimum trajectory planning, of a multiple degree-of-freedom positioning surgical micro-robot.
Khaled Mohamed   +2 more
doaj   +1 more source

Cardiac‐Derived ECM Microspheres for Enhanced hiPSC‐CMs Maturation

open access: yesAdvanced Functional Materials, EarlyView.
Cardiac extracellular matrix microspheres derived from decellularized porcine heart provide a biomimetic 3D microenvironment for human induced pluripotent stem cell–derived cardiomyocytes (hiPSC‐CMs). This platform supports short‐ and long‐term culture, enhances structural organization, and promotes electrophysiological and functional maturation of ...
Jiazhu Xu   +9 more
wiley   +1 more source

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