Results 31 to 40 of about 262,568 (204)

Representing uncertainty through sentiment and stance visualizations: A survey

open access: yesGraphical Models, 2023
Visual analytics combines automated analysis techniques with interactive visualizations for effective understanding, reasoning, and decision-making on complex data.
Bárbara Ramalho   +2 more
doaj   +1 more source

Dell Computadores

open access: yesGV-EXECUTIVO, 2007
Conhecida por ter um modelo de negócios inovador, a Dell tem sido levada a se reinventar. As razões têm a ver com turbulências no relacionamento com os clientes e com a necessidade de oferecer novas propostas de serviços e produtos, tendo em vista a crescente competitividade do setor.
openaire   +1 more source

Diseño y aplicación al aula de un modelo de asistente semi-automático para procesos de aprendizaje presenciales [PDF]

open access: yes, 2017
Depto. de Arquitectura de Computadores y AutomáticaFac.
Fernández Prados, Juan Sebastián   +12 more
core  

Fungal DNA‐barcoding on a chip: Magnetoresistive biosensors for yeast infection diagnosis

open access: yesVIEW, Volume 6, Issue 6, December 2025.
The development of a fungal pathogen identification chip is herein demonstrated. Hybridization dynamics were tested against 58 species in silico and 4 species on chip. 95% accuracy, 91% sensitivity, 98% specificity and femtomolar limit of detection were achieved. Future perspectives include the integration of sample pre‐treatment modules.
Maria Zolotareva   +8 more
wiley   +1 more source

Efectos en la calidad del aprendizaje como consecuencia del uso de computador en escolares [PDF]

open access: yesAvances en Psicología Latinoamericana, 2009
El uso de computadores como apoyo pedagógico orientado a incentivar el interés y el desarrollo de nuevas formas de pensar y de solucionar problemas puede ser un instrumento útil en la enseñanza del código lector.
Alberto Vélez Van Meerbeke   +3 more
doaj  

Episteme vs. Tekné: una aproximación al aprendizaje de la programación de computadores en Ingeniería de Sistemas

open access: yesEntre Ciencia e Ingeniería, 2019
El presente artículo expone los resultados de una investigación realizada en el aula, cuyo propósito fue el de establecer elementos de juicio para comparar dos estrategias de enseñanza y su impacto en el aprendizaje de la programación de computadores ...
Omar Iván Trejos Buriticá
doaj   +1 more source

Toward Sensor Measurement Reliability in Blockchains

open access: yesSensors, 2023
In this work, a secure architecture to send data from an Internet of Things (IoT) device to a blockchain-based supply chain is presented. As is well known, blockchains can process critical information with high security, but the authenticity and accuracy
Ernesto Gómez-Marín   +4 more
doaj   +1 more source

CMOS design of adaptive fuzzy ASICs using mixed-signal circuits [PDF]

open access: yes, 1996
Analog circuits are natural candidates to design fuzzy chips with optimum speed/power figures for precision up to about 1%. This paper presents a methodology and circuit blocks to realize fuzzy controllers in the form of analog CMOS chips.
Navas González, Rafael   +2 more
core   +1 more source

UWB and MB-OFDM for Lunar Rover Navigation and Communication

open access: yesMathematics, 2023
This paper presents a comprehensive study of ultra-wideband (UWB) and multi-band orthogonal frequency-division multiplexing (MB-OFDM) technologies for lunar rover navigation and communication in challenging terrains. Lunar missions pose unique challenges,
J. de Curtò   +2 more
doaj   +1 more source

Sistema de apoio a organização e gestão de conferências cientificas (CoW – Conference on the Web) [PDF]

open access: yes, 2003
Este artigo pretende divulgar o software de organização e gestão de conferências científicas Conference on the Web (CoW). Software este desenvolvido por alunos finalistas de Eng. Computadores e Telemática na cadeira de opção de 5º ano, de Ferramentas
Barraca, João Paulo   +2 more
core  

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