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pro vyhledávání: '"Ivan C. Martins"'
Autor:
Ivan C. Martins, Anthony E. A. Jatobá, Heitor S. Ramos, Douglas L. L. Moura, Andre L. L. Aquino
Publikováno v:
Anais do Workshop de Computação Aplicada em Governo Eletrônico (WCGE 2021).
Devido a mudanças constantes na legislação e a complexidade do sistema tributário brasileiro, determinar a tributação de um produto não é uma tarefa trivial. Com isso, este artigo apresenta uma proposta de ferramenta para o cálculo automáti
Publikováno v:
Computer Networks. 146:1-11
This paper presents a data sample algorithm applied to wireless sensor network applications with disruptive connections. Additionally, it defines a model for delay-tolerant sensor network where drop strategies are applied to improve the phenomenon co
Autor:
Rian G. S. Pinheiro, Anand Subramanian, Fábio Protti, Ivan C. Martins, Luiz Satoru Ochi, Luidi Simonetti
Publikováno v:
European Journal of Operational Research. 254:769-779
This work investigates the Bicluster Graph Editing Problem (BGEP) and how it can be applied to solve the Manufacturing Cell Formation Problem (MCFP). We develop an exact method for the BGEP with a new separation algorithm. We also describe a new prep
Publikováno v:
Expert Systems with Applications. 42:8947-8955
We propose a new heuristic algorithm for the Cell Formation Problem.The algorithm is based on Iterated Local Search with Variable Neighborhood Descent.Our method finds several optimal solutions for benchmark instances from literature.Our method impro
Autor:
Keila Barbosa, Pedro H. Barros, Alejandro C. Frery, Isadora Cardoso-Pereira, Ivan C. Martins, Heitor S. Ramos, Héctor Allende-Cid
Publikováno v:
Lecture Notes in Computer Science ISBN: 9783319914848
HCI (14)
HCI (14)
This work aims at analyzing twitter data to identify communities of Brazilian Senators. To do so, we collected data from 76 Brazilian Senators and used autoencoder and bi-gram to the content of tweets to find similar subjects and hence cluster the se
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::171fc4309ebcec92815463e616ac143b
https://doi.org/10.1007/978-3-319-91485-5_13
https://doi.org/10.1007/978-3-319-91485-5_13
Autor:
Luiz Satoru Ochi, Lucas de Oliveira Bastos, Ivan C. Martins, Rian G. S. Pinheiro, Fábio Protti, Anand Subramanian
Publikováno v:
Journal of Combinatorial Optimization. 31:347-371
The cluster editing problem consists of transforming an input graph $$G$$G into a cluster graph (a disjoint union of complete graphs) by performing a minimum number of edge editing operations. Each edge editing operation consists of either adding a n
Akademický článek
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Publikováno v:
Optimization Letters; Mar2018, Vol. 12 Issue 2, p335-346, 12p