Results 21 to 30 of about 297,278 (209)

Automating the analysis of public saliency and attitudes toward biodiversity from digital media

open access: yesConservation Biology, Volume 40, Issue 2, April 2026.
Abstract Measuring public attitudes toward wildlife provides crucial insights into human relationships with nature and helps monitor progress toward Global Biodiversity Framework targets. Yet, conducting such assessments at a global scale presents challenges.
Noah Giebink   +8 more
wiley   +1 more source

Introducción a la filtración de aerosoles

open access: yesRevista de Metalurgia, 2001
El presente artículo es una revisión bibliográfica introductoria sobre la filtración de partículas líquidas o sólidas suspendidas en un gas (aerosol). La filtración es, posiblemente, el método más utilizado en la eliminación de partículas de corrientes ...
M. Alonso, F. J. Alguacil
doaj   +1 more source

Linear Invariant Systems Theory for Signal Enhancement [PDF]

open access: yes, 2011
This paper discusses a linear time invariant (LTI) systems approach to signal enhancement via projective subspace techniques. It provides closed form expressions for the frequency response of data adaptive finite impulse response eigenfilters.
Georgieva, P.   +5 more
core   +1 more source

Competenza pragmatica come filtro

open access: yesRivista di estetica, 2007
Introduzione In Lexical Competence Marconi ha elaborato una visione articolata della competenza semantica (strutturale e lessicale) cercando di non usare il termine “significato”, ma parlando solo della capacita di comprensione. A me sembra una mossa dubbia; infatti parlare di “significato” non vuol solo dire ipostatizzare un’entita che non esiste, ma ...
openaire   +3 more sources

Assessing contributions of deterministic versus stochastic processes to local species assembly: A field experiment with annual plant‐dominated communities in gypsum systems

open access: yesJournal of Ecology, Volume 114, Issue 3, March 2026.
In this study, we experimentally show that stochasticity can play prominent roles in driving local species assembly in annual plant‐dominated communities of semiarid gypsum ecosystems. Drylands are traditionally viewed as restrictive environments that impose strong deterministic filtering effects, but neutral events can also contribute decisively to ...
Laura Ortiz   +3 more
wiley   +1 more source

Eliminación de Interferencia Armónica para la Detección de Fallas en Motores Eléctricos

open access: yesRevista Iberoamericana de Automática e Informática Industrial RIAI, 2009
Resumen: En este trabajo se presentan diferentes técnicas de filtrado o cancelación de interferencia armónica en señales de medición para la detección de fallas en motores eléctricos.
Guillermo A. Magallán   +2 more
doaj   +1 more source

Filtros y convergencia en espacios topológicos [PDF]

open access: yes, 2018
[ES] El estudio de la convergencia tiene gran importancia en varias áreas de las matemáticas. En espacios métricos, el concepto de límite se estudia mediante la convergencia de sucesiones.
Orbegozo Rodríguez, Miguel
core  

Desenvolvimento de filtros espaciais para o projeto Natdata. [PDF]

open access: yes, 2020
O objetivo deste trabalho é criar uma ferramenta web que permita a criação de filtros espaciais que possam ser utilizados nas consultas ao Natdata. Para a criação dos filtros, é possível, visualmente, combinar polígonos de diferentes temas como: divisões
MACÁRIO, C.   +3 more
core  

Multiscale Environmental Drivers of Aquatic Insect Assemblages in Cerrado Streams

open access: yesAustral Ecology, Volume 51, Issue 3, March 2026.
Multi‐scale drivers of aquatic insect communities in Cerrado streams. The gradient (from left to right) indicates increasing spatial scale, showing that abundance is influenced by local factors (conductivity, temperature), taxonomic richness responds to agricultural land use at an intermediate scale, and community composition is structured by regional ...
Juliana Simião‐Ferreira   +9 more
wiley   +1 more source

Evaluación de la eficiencia de una batería de filtros empacados en zeolita en la remoción de metales pesados presentes en un licor mixto bajo condiciones de laboratorio Evaluation of efficiency of a filter battery packaging zeolite in the removal of heavy metals in a mixed liquor under laboratory conditions

open access: yesRevista Ingenierías Universidad de Medellín, 2011
En este artículo se muestran resultados de investigación obtenidos en la remoción de los metales pesados, plomo, níquel, cromo, cadmio y mercurio, presentes en una solución compuesta por licor mixto proveniente de la planta de tratamiento de aguas ...
Diana Rocío Acevedo Cifuentes   +3 more
doaj  

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