Search results for "Index of dissimilarity"

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Deepen Into the Social Segregation of Secondary Schools in the Community of Madrid

2021

Recientes estudios han mostrado que la segregación escolar por nivel socioeconómico en la Comunidad de Madrid es muy alta, la más alta de España, y una de las más elevadas de Europa. Esta investigación profundiza en el conocimiento de la segregación escolar por nivel socioeconómico en educación secundaria con datos recientes mediante la consecución de tres objetivos: a) estimando su magnitud con diversas estrategias, calculando su perfil para 19 grupos minoritarios y comparándola con otras Comunidades; b) estudiando el papel de los centros públicos, privados concertados y no concertados; y c) determinando la aportación del programa de bilingüismo a la segregación. Se realiza una explotación…

GovernmentEducación secundariaIndex (economics)Secondary educationMadridEducacióneducationGeneral Engineering:SOCIOLOGÍA [UNESCO]Educational inequalityIndex of dissimilarityGeographySegregación escolarEquidad educativaUNESCO::SOCIOLOGÍANivel socioeconómicoSocioeconomicsSocioeconomic statusInclusion (education)Neuroscience of multilingualism
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Convergence and divergence in organization of phytoplankton communities under various regimes of physical and biological control

2010

The hypothesis that physical constraints may be as important, if not more important, than biological ones in shaping the structure of phytoplankton assemblage was tested by analyzing longterm (11–29 years) phytoplankton series in eight lakes and nine sites located along a latitudinal gradient in the Northern hemisphere. Phytoplankton biomass was used and similarity of assemblages in same months of the annual data sets was then calculated by subtracting the Bray–Curtis dissimilarity index from 1. The extent of biological and physical forcing was partly based on ‘‘expert evaluation’’: the importance of four physical (light availability, temperature, conductivity, and sediment stirring up) and…

Index of dissimilarityBiomass (ecology)EcologyPhytoplanktonTemperate climateNorthern HemisphereEcosystemPhytoplankton biomass Phytoplankton composition Similarity PEG model Biological control Ecosystem functioningForcing (mathematics)Physical geographyAquatic SciencePlanktonBiologyHydrobiologia
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