Zobrazeno 1 - 10
of 361
pro vyhledávání: '"Gabriel P. Oliveira"'
Autor:
Camila S. Braz, Marco Túlio Dutra, Gabriel P. Oliveira, Lucas G. L. Costa, Mariana O. Silva, Michele A. Brandão, Anisio Lacerda, Gisele L. Pappa
Publikováno v:
Journal on Interactive Systems, Vol 15, Iss 1 (2024)
In Brazil, bidding processes constitute the main method through which the Public Administration acquires goods and services, and they aim to select the best proposal between several bidding companies. Analyzing public bids can reveal several negotiat
Externí odkaz:
https://doaj.org/article/670de3c12f9b41ceaa3109383147d920
Publikováno v:
Revista Vortex, Vol 11, Iss 2, Pp 1-27 (2023)
Collaboration is a part of the music industry and has increased over recent decades; but little do we know about its effects on success and evolution. Our goal is to analyze how success has evolved over collaboration networks and compare its global s
Externí odkaz:
https://doaj.org/article/3aa8a8473d964ed281e4ae95252f13f4
Autor:
Mariana O. Silva, Lucas G. L. Costa, Larissa D. Gomide, Guilherme Bezerra, Gabriel P. Oliveira, Michele A. Brandão, Anisio Lacerda, Gisele Pappa
Publikováno v:
Journal on Interactive Systems, Vol 15, Iss 1 (2024)
Analyzing overpricing in public bidding items is essential for government agencies to detect signs of fraud in acquiring public goods and services. In this context, this paper presents two main contributions: a methodology for processing and standard
Externí odkaz:
https://doaj.org/article/8a391c1a4fe4480e94d5b3d36f7d9ff4
Publikováno v:
Journal on Interactive Systems, Vol 14, Iss 1 (2023)
In a streaming-oriented era, predicting which songs will be successful is a significant challenge for the music industry. Indeed, there are many efforts in determining the driving factors that contribute to a song’s success, and one potential solut
Externí odkaz:
https://doaj.org/article/109564f049a04fe59b5bee85fa26619d
Autor:
Danilo B. Seufitelli, Gabriel P. Oliveira, Mariana O. Silva, Gabriel R. G. Barbosa, Bruna C. Melo, Juliana E. Botelho, Luiza de Melo-Gomes, Mirella M. Moro
Publikováno v:
Revista Vortex, Vol 10, Iss 1 (2022)
The music industry has undergone many changes in the last few decades, notably since vinyl, cassettes and compact discs faded away as streaming platforms took the world by storm. This Digital evolution has made huge volumes of data about music consum
Externí odkaz:
https://doaj.org/article/9278b62cedcd407db2ad06f781555f1f
Autor:
Grisci, Bruno, Kuhn, Gabriela, Colombelli, Felipe, Matter, Vítor, Lima, Leomar, Heinen, Karine, Pegoraro, Mauricio, Borges, Marcio, Rigo, Sandro, Barbosa, Jorge, Righi, Rodrigo da Rosa, da Costa, Cristiano André, Ramos, Gabriel de Oliveira
Nowadays, data has become an invaluable asset to entities and companies, and keeping it secure represents a major challenge. Data centers are responsible for storing data provided by software applications. Nevertheless, the number of vulnerabilities
Externí odkaz:
http://arxiv.org/abs/2202.07466
Autor:
Déborah de Oliveira Lopes, Felipe Magalhães Marinho, Patricia Batista Deroco, Amanda Neumann, Jessica Rocha Camargo, Rafaela Cristina de Freitas, Lucas Ventosa Bertolim, Orlando Fatibello Filho, Bruno Campos Janegitz, Geiser Gabriel de Oliveira
Publikováno v:
Chemosensors, Vol 12, Iss 11, p 243 (2024)
This study presents an electrochemical sensor developed from a glassy carbon electrode modified with nanodiamond film (ND/GCE). This electrochemical response of the proposed sensor was improved, and it showed excellent analytical performance for the
Externí odkaz:
https://doaj.org/article/c223743677714be2b3e6af0771deae5f
Autor:
Zeiser, Felipe André, da Costa, Cristiano André, Ramos, Gabriel de Oliveira, Bohn, Henrique, Santos, Ismael, Righi, Rodrigo da Rosa
Early identification of patients with COVID-19 is essential to enable adequate treatment and to reduce the burden on the health system. The gold standard for COVID-19 detection is the use of RT-PCR tests. However, due to the high demand for tests, th
Externí odkaz:
http://arxiv.org/abs/2109.02415
In order to make good investment decisions, it is vitally important for an investor to know how to make good analysis of financial time series. Within this context, studies on the forecast of the values and trends of stock prices have become more rel
Externí odkaz:
http://arxiv.org/abs/2108.10065
Publikováno v:
A&A 651, A23 (2021)
In this work, we investigate the influence of planetary tidal interactions on the transit-timing variations of short-period low-mass rocky exoplanets. For such purpose, we employ the recently-developed creep tide theory to compute tidally-induced TTV
Externí odkaz:
http://arxiv.org/abs/2104.13808