نتایج جستجو برای: la grandeur

تعداد نتایج: 626895  

2007
RONNY BERNDTSSON AKISSA BAHRI A. Bahri

Spatial properties of field soils vary in a complex manner. Especially in arid and semiarid areas, this variability affects plant quality and crop production. An experimental field plot was extensively sampled regarding soil water (378 gravimetrical samples), soil chemical content (314 samples), and crop yield and chemical content (26 samples) at the Cherfech agricultural field research station...

1988
ROBERT B. THOMAS Robert B. Thomas

Storm yields of water and sediment are being measured as part of a study of the effects of roading, logging, and burning in a second-growth redwood forest in northern California. Two primary basins, each about 500 ha, and 13 sub-basins in one of them are measured for sediment flux and the presence and magnitude of sediment-based “cumulative effects”. Study objectives require a more sophisticate...

Journal: :Mesure et évaluation en éducation 2022

La mesure en sciences humaines, bien que largement répandue et pratiquée, a mauvaise presse chez les théoriciens fait souvent figure d’enfant pauvre à côté de la instrumentale qu’on retrouve dans physiques biologiques. Les auteurs reprennent le débat, reformulant question revoyant concepts mesure, unité étalon, grandeur échelle. Ils posent quelques balises qui permettent juger, sans passion ni ...

2005
K. Soundararajan K. SOUNDARARAJAN

Abstract. The moments of central values of families of L-functions have recently attracted much attention and, with the work of Keating and Snaith, there are now precise conjectures for their limiting values. We develop a simple method to establish lower bounds of the conjectured order of magnitude for several such families of L-functions. As an example we work out the case of the family of all...

2013
Jean-Remi Dujardin Maksim Bano

Most Ground Penetrating Radar (GPR) measurements are performed on nearly flat areas. If strongly dipping reflections and/or diffractions are present in the GPR data, a classical migration processing step is needed in order to determine the geometries of shallow structures. Nevertheless, a standard migration routine is not suitable for GPR data collected on areas showing a variable and large top...

Journal: :Questions de communication 2021

Mon article « Le chercheur et le discours de ses objets », publié dans la 37e livraison Questions communication, a suscité généreuses réponses qui sont autant contributions à l’intelligence collective des savoirs en situations. La présente suite saisit balle au bond revient sur l’historicisme radical que je défends, confronte aux travaux d’histoire méta-concepts du corps, interroge son caractèr...

Journal: :Revue française de photogrammétrie et de télédétection 2023

Ce papier présente la quantification de l’apport théorique, en termes revisite, l’archive historique SPOT du programme WORLD HERITAGE par rapport aux acquisitions Landsat et ASTER sur les montagnes françaises dans période 1980-2020. Entre 1986 2015, satellites 1 à 5 ont largement contribué au nombre d’acquisitions, avec des ordres grandeur potentiellement généralisables l’échelle France métropo...

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