Results 41 to 50 of about 300,649 (232)

Desarrollo de un Modulador QPSK utilizando entorno Integrado de Trabajo [PDF]

open access: yes, 2007
En este trabajo se presenta una aplicación de prototipado rápido de sistemas digitales, diseñando un modulador para comunicaciones digitales del tipo Qudrature Phase Shit Key (QPSK).
Osio, Jorge R.   +2 more
core  

Synergistic efforts in specimen digitisation, curation and cataloguing of Brazil's megadiverse flora and funga

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The advancement of digital technologies has brought a rapid global information exchange, impacting all areas of our lives. This also applies to science. Knowledge, conservation and scientific innovation on global biodiversity are being strengthened and disseminated at unprecedented scales.
Ana Flávia Alves Versiane   +9 more
wiley   +1 more source

Enseñanza de circuitos digitales y microcontroladores [PDF]

open access: yes, 2010
Este trabajo presenta una metodología de enseñanza planificada e implementada en la Cátedra de Circuitos digitales y Microprocesadores de la Facultad de Ingeniería de la UNLP. Dicha cátedra forma parte del grupo de materias del área de especialización de
Aróztegui, Walter   +2 more
core  

How digitisation of herbaria reveals the botanical legacy of the First World War

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Digitisation of herbarium collections is bringing greater understanding to bear on the complexity of narratives relating to the First World War and its aftermath – scientific and societal. Plant collecting during the First World War was more widespread than previously understood, contributed to the psychological well‐being of those involved and ...
Christopher Kreuzer, James A. Wearn
wiley   +1 more source

Un enfoque para la creación de contenido online interactivo

open access: yesRED. Revista de Educación a Distancia, 2016
Las universidades se enfrentan al reto de producir contenidos online interactivos para ser utilizados en cursos de los estudios reglados o como cursos masivos online (MOOC).
Daniel Pérez Berenguer   +1 more
doaj  

Fundamentos de Control Automático de Sistemas Continuos y Muestreados [PDF]

open access: yes, 2010
La Ingeniería de Control versa sobre el diseño de leyes matemáticas que gobiernen sistemas físicos conforme a una serie de especificaciones. Esta disciplina es, por tanto, esencial para la automatización de sistemas o procesos industriales.
Gil-Nobajas, J.J. (Jorge Juan)   +1 more
core  

Leveraging machine learning and citizen science data to describe flowering phenology across South Africa

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Recent shifts in flowering times are an index of, and a response to, human driven climate change. However, most information on these flowering changes is heavily skewed to the northern hemisphere. This imbalance limits our understanding of how climate change is affecting ecosystems, including the mismatches of flowering times between species, increased
Ross D. Stewart   +3 more
wiley   +1 more source

Diseño de didácticas digitales para la asignatura de sistemas operativos [PDF]

open access: yes, 2014
In this paper the first stage of implementation of digital content is presented through a website, that includes OS issues. Currently students at the Technological University of the Valle of Toluca (UTVT) represents a high degree of learning difficulty ...
Esquivel, Jesús   +4 more
core  

El conocimiento del medio en la era digital [PDF]

open access: yes, 2016
Esta comunicación realiza una aproximación y valoración sobre el conocimiento que tiene el alumnado de Educación Primaria de la Universidad de Jaén, acerca de la existencia y posibilidades que ofrecen los sistemas de información geográfica y portales ...
Jaén Milla, Santiago
core   +1 more source

Digitising biological collections to advance National Species Inventories: A case study from the flora of Chile

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
In response to Chile's public policy to establish a national biodiversity inventory and monitoring system, we launched the HerbarioDigital.cl portal. We have digitised over 120,000 specimens representing more than 3,900 species from two Chilean herbaria, integrating them through a curated local taxonomic index.
Ricardo A. Segovia   +5 more
wiley   +1 more source

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