Results 11 to 20 of about 2,026 (159)

Etalonnage et estimation d'un modèle de croissance cyclique dans le domaine des fréquences.

open access: yesRevue Economique, 1997
Calibration and estimation of a cyclical growth model in the frequency domain. This article proposes an augmented business cycle model allowing for endogenous growth, through a human capital accumulation mechanism transiting through a productivity ...
Fabrice Collard
exaly   +2 more sources

Etalonnage de cristaux organiques auprès du rayonnement synchrotron de Super ACO [PDF]

open access: yesAnnales De Physique, 1994
The spectrometric properties of several hydrophthalate crystals (KAP, RbAP, T1AP and CsAP) are studied by using the synchrotron radiation. We especially investigate cesium hydrophthalate for which little information is available in the literature.
L. Beck, C. Bizeuil, P. Stemmler
exaly   +2 more sources

Etalonnage d'un réseau d'antennes

open access: yes, 2014
L'invention concerne un système antennaire compor¬tant au moins une antenne (12) reliée à un récepteur (2) de traitement de signaux captés, un radôme (3) de protection de l'antenne ; et plusieurs sondes électro-optiques (42) réparties sur ou dans le ...
Ghattas, Lama   +2 more
core   +3 more sources

Etalonnage de cristaux organiques : simulation par SHADOW [PDF]

open access: yesAnnales de Physique, 2004
M. Sanchez del Rio   +3 more
core   +2 more sources

Etalonnage d'une sonde neutronique en milieu chloruré

open access: yes, 1989
Une démarche originale est proposée pour étalonner une sonde neutronique dans un sol affecté par une salinisation d'origine marine. L'étalonnage est réalisé pour deux tubes d'accès de nature différente.
Zante, Patrick, Montoroi, Jean-Pierre
core   +2 more sources

Etalonnage géométrique de mécanismes parallèles par vision

open access: yes, 2003
National ...
Marquet, Frédéric   +4 more
core   +2 more sources

Unmanned aerial vehicle outputs and associated field measurements of the herbaceous and tree layers of the Senegalese savannah

open access: yesAfrican Journal of Ecology, Volume 61, Issue 3, Page 730-735, September 2023., 2023
Abstract Unmanned aerial vehicles (UAVs) are widely used to assess the vegetation of an ecosystem. This report presents three data sets from UAVs used on a savannah‐type ecosystem in Senegal. Two data sets contain an orthomosaic and a surface and terrain digital model (UAV outputs), along with associated field measurements on the tree and herbaceous ...
Simon Taugourdeau   +8 more
wiley   +1 more source

Characterization of piroctone olamine for topical delivery to the skin

open access: yesInternational Journal of Cosmetic Science, Volume 45, Issue 3, Page 345-353, June 2023., 2023
Piroctone olamine, also known as Octopirox® (OPX) had the highest solubility in methanol and propylene glycol. To our knowledge, this has not been reported previously. Abstract Objective Dandruff and its more severe related condition, seborrheic dermatitis affects a high proportion of the population at some point in their life.
Chun Fung Tang   +3 more
wiley   +1 more source

Empowering ecological modellers with a PERFICT workflow: Seamlessly linking data, parameterisation, prediction, validation and visualisation

open access: yesMethods in Ecology and Evolution, Volume 14, Issue 1, Page 173-188, January 2023., 2023
Abstract Modelling is widely used in ecology and its utility continues to increase as scientists, managers and policy‐makers face pressure to effectively manage ecosystems and meet conservation goals with limited resources. As the urgency to forecast ecosystem responses to global change grows, so do the number and complexity of predictive ecological ...
Ceres Barros   +8 more
wiley   +1 more source

Automated calibration of smartphone cameras for 3D reconstruction of mechanical pipes

open access: yesThe Photogrammetric Record, Volume 36, Issue 174, Page 124-146, June 2021., 2021
A framework for the laboratory calibration of smartphone cameras is proposed, introducing new methods for: (i) matching calibration targets; (ii) adjusting target eccentricity error without object‐space target information; and (iii) improving the calibration using a free‐network self‐calibrating bundle adjustment.
Reza Maalek, Derek D. Lichti
wiley   +1 more source

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