Search Results - "Affonso Guedes, Luiz"

Reliability and availability evaluation of Wireless Sensor Networks for industrial applications by Silva, Ivanovitch, Guedes, Luiz Affonso, Portugal, Paulo, Vasques, Francisco

“…Wireless Sensor Networks (WSN) currently represent the best candidate to be adopted as the communication solution for the last mile connection in process…”
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The coverage problem in video-based wireless sensor networks: a survey by Costa, Daniel G, Guedes, Luiz Affonso

“…Wireless sensor networks typically consist of a great number of tiny low-cost electronic devices with limited sensing and computing capabilities which…”
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Using Explainable Artificial Intelligence to Obtain Efficient Seizure-Detection Models Based on Electroencephalography Signals by Vieira, Jusciaane Chacon, Guedes, Luiz Affonso, Santos, Mailson Ribeiro, Sanchez-Gendriz, Ignacio

“…Epilepsy is a condition that affects 50 million individuals globally, significantly impacting their quality of life. Epileptic seizures, a transient…”
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Extracting Value from Industrial Alarms and Events: A Data-Driven Approach Based on Exploratory Data Analysis by Bezerra, Aguinaldo, Silva, Ivanovitch, Guedes, Luiz Affonso, Silva, Diego, Leitão, Gustavo, Saito, Kaku

“…Alarm and event logs are an immense but latent source of knowledge commonly undervalued in industry. Though, the current massive data-exchange, high efficiency…”
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Concept Drift Detection Based on Typicality and Eccentricity by Nunes, Yuri Thomas P., Guedes, Luiz Affonso

“…Many applications and fields produce a vast quantity of time-relevant or continuously changing data which may represent new phenomena. This data stream…”
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Using Association Rules to Obtain Sets of Prevalent Symptoms throughout the COVID-19 Pandemic: An Analysis of Similarities between Cases of COVID-19 and Unspecified SARS in São Paulo-Brazil by Marques, Julliana Gonçalves, Carvalho, Bruno Motta de, Guedes, Luiz Affonso, Da Costa-Abreu, Márjory

“…The efficient recognition of symptoms in viral infections holds promise for swift and precise diagnosis, thus mitigating health implications and the potential…”
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A survey on multimedia-based cross-layer optimization in visual sensor networks by Costa, Daniel G, Guedes, Luiz Affonso

“…Visual sensor networks (VSNs) comprised of battery-operated electronic devices endowed with low-resolution cameras have expanded the applicability of a series…”
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Energy-Efficient Packet Relaying in Wireless Image Sensor Networks Exploiting the Sensing Relevancies of Source Nodes and DWT Coding by Costa, Daniel, Guedes, Luiz, Vasques, Francisco, Portugal, Paulo

“…When camera-enabled sensors are deployed for visual monitoring, a new set of innovative applications is allowed, enriching the use of wireless sensor network…”
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Evaluating Time Influence over Performance of Machine-Learning-Based Diagnosis: A Case Study of COVID-19 Pandemic in Brazil by Marques, Julliana Gonçalves, Guedes, Luiz Affonso, da Costa Abreu, Márjory Cristiany

“…Efficiently recognising severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) symptoms enables a quick and accurate diagnosis to be made, and helps in…”
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Research trends in wireless visual sensor networks when exploiting prioritization by Costa, Daniel G, Guedes, Luiz Affonso, Vasques, Francisco, Portugal, Paulo

“…The development of wireless sensor networks for control and monitoring functions has created a vibrant investigation scenario, where many critical topics, such…”
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Predictive Models for Imbalanced Data: A School Dropout Perspective by Barros, Thiago M., Souza Neto, Plácido A., Silva, Ivanovitch, Guedes, Luiz Affonso

“…Predicting school dropout rates is an important issue for the smooth execution of an educational system. This problem is solved by classifying students into…”
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Digital dual test syphilis/HIV detection based on Fourier Descriptors of Cyclic Voltammetry curves by Sanchez-Gendriz, Ignacio, Carvalho, Dionísio D.A., Galvão-Lima, Leonardo J., Sales-Moioli, Ana Isabela Lopes, Brito, Talita, Fernandes, Felipe, Henriques, Jorge, Lima, Thaisa, Guedes, Luiz Affonso, Cruz, Agnaldo S., Morais, Antonio H.F., Santos, João Paulo Q., Arrais, Ernano, Coutinho, Karilany Dantas, Machado, Guilherme Medeiros, Cunha-Oliveira, Aliete, dos Reis Vale Gomes, Catarina Alexandra, Valentim, Ricardo A.M.

“…Effective and timely detection is vital for mitigating the severe impacts of Sexually Transmitted Infections (STI), including syphilis and HIV. Cyclic…”
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Macro SOStream: An Evolving Algorithm to Self Organizing Density-Based Clustering with Micro and Macroclusters by Oliveira, Andressa Stéfany, de Abreu, Rute Souza, Guedes, Luiz Affonso

“…This paper proposes a new evolving algorithm named Macro SOStream with entirely online learning and based on self-organizing density for data stream…”
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A Methodology for Dependability Evaluation of Smart Grids by Alves, Gisliany, Marques, Danielle, Silva, Ivanovitch, Guedes, Luiz Affonso, da Silva, Maria da Guia

“…Smart grids are a new trend in electric power distribution, which has been guiding the digitization of electric ecosystems. These smart networks are…”
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Determination of Dropout Student Profile Based on Correspondence Analysis Technique by Barros, Thiago Medeiros, Silva, Ivanovitch, Guedes, Luiz Affonso

“…The purpose of this paper is to analize how the Correspondence Analysis Techinique can be used to enhance the Exploratory Data Analysis on the drop-out for a…”
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Routing and Scheduling Algorithms for WirelessHARTNetworks: A Survey by Nobre, Marcelo, Silva, Ivanovitch, Guedes, Luiz Affonso

“…Wireless communication is a trend nowadays for the industrial environment. A number of different technologies have emerged as solutions satisfying strict…”
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A New and Lightweight R-Peak Detector Using the TEDA Evolving Algorithm by Silva, Lucileide M. D. da, Silva, Sergio N, Souza, Luísa C. de, Azevedo, Karolayne S. de, Guedes, Luiz Affonso, Fernandes, Marcelo A. C

“…The literature on ECG delineation algorithms has seen significant growth in recent decades. However, several challenges still need to be addressed. This work…”
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Hardware Architecture Proposal for TEDA Algorithm to Data Streaming Anomaly Detection by Da Silva, Lucileide M. D., Coutinho, Maria G. F., Santos, Carlos E. B., Santos, Mailson R., Ruiz, M. Dolores, Guedes, Luiz Affonso, Fernandes, Marcelo A. C.

“…The amount of data in real-time, such as time series and streaming data, available today continues to grow. Being able to analyze this data the moment it…”
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Real Time Alarm Processing for Predictive Failure Diagnosis in Petrochemical Plants by Leitao, Gustavo, Affonso Guedes, Luiz

“…In this paper it is proposed a methodology for real time processing of alarms as a way to point out possible abnormal operating condition predictively. The…”
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Adaptive Monitoring Relevance in Camera Networks for Critical Surveillance Applications by Costa, Daniel G., Guedes, Luiz Affonso, Vasques, Francisco, Portugal, Paulo

“…Camera networks have been considered for a large set of visual monitoring applications. For some of them, cameras may be continuously monitoring scenes or…”
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