Results 51 to 60 of about 891,449 (291)

Solving the potential field local minimum problem using internal agent states [PDF]

open access: yes, 2008
We propose a new, extended artificial potential field method, which uses dynamic internal agent states. The internal states are modelled as a dynamical system of coupled first order differential equations that manipulate the potential field in which the ...
Mabrouk, M. H., McInnes, C.R.
core   +1 more source

UAV-Based Data Gathering Using An Artificial Potential Fields Approach [PDF]

open access: yes2018 IEEE 88th Vehicular Technology Conference (VTC-Fall), 2018
The recent advances in wireless sensors and Un-manned Aerial Vehicles have created new opportunities for environmental control and low cost aerial data gathering. In this paper, we propose to use an Unmanned Aerial Vehicle (UAV) for data gathering. Basically, we have proposed a method for UAV path planning based on virtual forces and potential fields ...
Tazibt, Celia   +3 more
openaire   +2 more sources

Revisiting Mission‐Oriented Cancer Research to tackle the increasing burden of cancer in Europe–a policy perspective

open access: yesMolecular Oncology, EarlyView.
Translational cancer research and its implementation through competitively selected Comprehensive Cancer Centers across Europe should be the primary policy focus for addressing the increasing cancer burden in Europe and counteract the present main strategy to convert cancer to a chronic disease.
Manuel Heitor   +2 more
wiley   +1 more source

An emergent wall following behaviour to escape local minima for swarms of agents [PDF]

open access: yes, 2008
Natural examples of emergent behaviour, in groups due to interactions among the group's individuals, are numerous. Our aim, in this paper, is to use complex emergent behaviour among agents that interact via pair-wise attractive and repulsive potentials ...
Mabrouk, Mohamed H., McInnes, Colin R.
core   +1 more source

Modified artificial potential field method for online path planning applications [PDF]

open access: yes2017 IEEE Intelligent Vehicles Symposium (IV), 2017
This paper presents a modified potential field method for robot navigation. The approach overcomes the wellknown artificial potential field (APF) method issue, which is due to local minima that induce the standard APF method to trap in. Thus, the standard APF method is no longer useful insuch case.
Bounini, Farid   +3 more
openaire   +1 more source

Raman‐based label‐free microscopic analysis of the pancreas in living zebrafish larvae

open access: yesFEBS Open Bio, EarlyView.
Forward stimulated Raman scattering (F‐SRS) and epi coherent anti‐Stokes Raman scattering (E‐CARS) allow label‐free discrimination of distinct subcellular structures in the pancreas of living zebrafish larvae. Given the straightforward applicability, we anticipate broad implementation of Raman microscopy in other organs and across various biomedical ...
Noura Faraj   +3 more
wiley   +1 more source

Photons as quasi-charged particles

open access: yes, 2007
The Schrodinger motion of a charged quantum particle in an electromagnetic potential can be simulated by the paraxial dynamics of photons propagating through a spatially inhomogeneous medium.
A. I. Lvovsky   +3 more
core   +1 more source

Digital twins to accelerate target identification and drug development for immune‐mediated disorders

open access: yesFEBS Open Bio, EarlyView.
Digital twins integrate patient‐derived molecular and clinical data into personalised computational models that simulate disease mechanisms. They enable rapid identification and validation of therapeutic targets, prediction of drug responses, and prioritisation of candidate interventions.
Anna Niarakis, Philippe Moingeon
wiley   +1 more source

Control of Unmanned Aerial Vehicle Swarms to Cruise and Cluster While Considering Rhythmless Coupled Oscillation

open access: yesDrones
When multiple unmanned aerial vehicles (UAVs) form a cluster, their flight process is divided into two phases. The first phase is the cruising stage, during which UAVs move from random positions toward the target, gradually forming a spherical topology ...
Yonggang Li   +3 more
doaj   +1 more source

Bragg gravity-gradiometer using the $^1$S$_0$-$^3$P$_1$ intercombination transition of $^{88}$Sr [PDF]

open access: yes, 2017
We present a gradiometer based on matter-wave interference of alkaline-earth-metal atoms, namely $^{88}$Sr. The coherent manipulation of the atomic external degrees of freedom is obtained by large-momentum-transfer Bragg diffraction, driven by laser ...
del Aguila, Ruben P.   +5 more
core   +2 more sources

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