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Cidades inteligentes, pessoas inteligentes e desinformação

open access: yesRevista de Ciências da Administração : RCA
Contexto: Uma cidade se torna inteligente na medida em que, em favor dos cidadãos, incorpora tecnologias digitais. Essa transformação implica em um significativo aumento no uso e na dependência de tecnologias da informação e comunicação (TICs), como ...
Carlos Cesar Ronchi   +2 more
doaj   +2 more sources

Graph-Based Audio Classification Using Pre-Trained Models and Graph Neural Networks [PDF]

open access: yesSensors
Sound classification plays a crucial role in enhancing the interpretation, analysis, and use of acoustic data, leading to a wide range of practical applications, of which environmental sound analysis is one of the most important.
Andrés Eduardo Castro-Ospina   +4 more
doaj   +2 more sources

A Comparative Study of CNN, LSTM, BiLSTM, and GRU Architectures for Tool Wear Prediction in Milling Processes

open access: yesJournal of Machine Engineering, 2023
Accurately predicting machine tool wear requires models capable of capturing complex, nonlinear interactions in multivariate time series inputs. Recurrent neural networks (RNNs) are well-suited to this task, owing to their memory mechanisms and capacity ...
Fabio C. Zegarra   +2 more
doaj   +1 more source

GSITK: A sentiment analysis framework for agile replication and development

open access: yesSoftwareX, 2022
GSITK is a framework to perform a wide variety of sentiment analysis tasks, including dataset acquisition, text preprocessing, model design, and performance evaluation.
Oscar Araque   +2 more
doaj   +1 more source

Multiclasi ficación de arritmias cardiacas usando una red neuronal y la tarjeta MyRio-1900

open access: yesInteligencia Artificial, 2021
Cardiovascular diseases (CVD), and particularly cardia arrhythmias, have become one of the main causes of death in the world, regardless of the level of development of the countries.
Marco Javier Flores Calero   +5 more
doaj   +3 more sources

JAICOB: A Data Science Chatbot

open access: yesIEEE Access, 2020
The application of natural language to improve students' interaction with information systems is demonstrated to be beneficial. In particular, advances in cognitive computing enable a new way of interaction that accelerates insight from existing ...
Daniel Carlander-Reuterfelt   +5 more
doaj   +1 more source

An Application of Machine Learning Methods to Cutting Tool Path Clustering and RUL Estimation in Machining

open access: yesJournal of Machine Engineering, 2023
Machine learning has been widely used in manufacturing, leading to significant advances in diverse problems, including the prediction of wear and remaining useful life (RUL) of machine tools.
Fabio C. Zegarra   +3 more
doaj   +1 more source

ELDERLY AND THE USE OF ASSISTIVE TECHNOLOGIES AT HOME: A LITERATURE SYSTEMATIC REVIEW

open access: yesErgodesign & HCI, 2020
Assistive Technologies (ATs) have great potential for healthy aging at home. Its activity reaches several sectors and it focuses on the progressive demand for improvements and new solutions.
Hélter Pessôa de Moura Melo   +2 more
doaj   +1 more source

REVISITING THE ELECTRICAL ENGINEERING HISTORY AND EDUCACIONAL PROPOSALS

open access: yesRevista Brasileira de História da Matemática, 2020
There are blanks in the building of knowledge about Electrical Engineering history. Electricity has been latent in nature and human beings have discovered and developed its potential through millenniums.
Gilmar Barreto, Paulo David Battaglin
doaj   +1 more source

The Emotional Impact of COVID-19 News Reporting: A Longitudinal Study Using Natural Language Processing

open access: yesHuman Behavior and Emerging Technologies, 2023
The emotional impact of the COVID-19 pandemic and ensuing social restrictions has been profound, with widespread negative effects on mental health. We made use of the natural language processing and large-scale Twitter data to explore this in depth ...
Simon L. Evans   +6 more
doaj   +1 more source

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