Overpricing Analysis in Brazilian Public Bidding Items
Autor(a) principal: | |
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Data de Publicação: | 2024 |
Outros Autores: | , , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Journal on Interactive Systems |
Texto Completo: | https://sol.sbc.org.br/journals/index.php/jis/article/view/3831 |
Resumo: | 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 standardizing bid item descriptions and a statistical approach for overpricing detection using the interquartile range. We evaluated a comparative analysis of three distinct grouping strategies, each emphasizing different facets of the item description standardization process. Furthermore, to gauge the efficacy of both proposed approaches, we leveraged a ground-truth dataset for a thorough evaluation containing quantitative and qualitative analyses. Overall, our findings suggest that the evaluated strategies are promising for identifying potential irregularities within public bidding processes. |
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Overpricing Analysis in Brazilian Public Bidding ItemsOverpricingPublic BiddingFraudMethodologyStatisticalPurchaseAnalyzing 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 standardizing bid item descriptions and a statistical approach for overpricing detection using the interquartile range. We evaluated a comparative analysis of three distinct grouping strategies, each emphasizing different facets of the item description standardization process. Furthermore, to gauge the efficacy of both proposed approaches, we leveraged a ground-truth dataset for a thorough evaluation containing quantitative and qualitative analyses. Overall, our findings suggest that the evaluated strategies are promising for identifying potential irregularities within public bidding processes.Brazilian Computer Society2024-01-18info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://sol.sbc.org.br/journals/index.php/jis/article/view/383110.5753/jis.2024.3831Journal of Interactive Systems; v. 15 n. 1 (2024); 130-142Journal on Interactive Systems; Vol. 15 No. 1 (2024); 130-1422763-771910.5753/jis.2024reponame:Journal on Interactive Systemsinstname:Sociedade Brasileira de Computação (SBC)instacron:SBCenghttps://sol.sbc.org.br/journals/index.php/jis/article/view/3831/2504Copyright (c) 2024 Mariana O. Silva, Lucas G. L. Costa, Larissa D. Gomide, Guilherme Bezerra, Gabriel P. Oliveira, Michele A. Brandão, Anisio Lacerda, Gisele Pappahttp://creativecommons.org/licenses/by/4.0info:eu-repo/semantics/openAccessSilva, Mariana O.Costa, Lucas G. L.Gomide, Larissa D.Bezerra, GuilhermeOliveira, Gabriel P.Brandão, Michele A.Lacerda, AnisioPappa, Gisele2024-01-01T11:46:30Zoai:ojs2.sol.sbc.org.br:article/3831Revistahttps://sol.sbc.org.br/journals/index.php/jis/ONGhttps://sol.sbc.org.br/journals/index.php/jis/oaijis@sbc.org.br2763-77192763-7719opendoar:2024-01-01T11:46:30Journal on Interactive Systems - Sociedade Brasileira de Computação (SBC)false |
dc.title.none.fl_str_mv |
Overpricing Analysis in Brazilian Public Bidding Items |
title |
Overpricing Analysis in Brazilian Public Bidding Items |
spellingShingle |
Overpricing Analysis in Brazilian Public Bidding Items Silva, Mariana O. Overpricing Public Bidding Fraud Methodology Statistical Purchase |
title_short |
Overpricing Analysis in Brazilian Public Bidding Items |
title_full |
Overpricing Analysis in Brazilian Public Bidding Items |
title_fullStr |
Overpricing Analysis in Brazilian Public Bidding Items |
title_full_unstemmed |
Overpricing Analysis in Brazilian Public Bidding Items |
title_sort |
Overpricing Analysis in Brazilian Public Bidding Items |
author |
Silva, Mariana O. |
author_facet |
Silva, Mariana O. Costa, Lucas G. L. Gomide, Larissa D. Bezerra, Guilherme Oliveira, Gabriel P. Brandão, Michele A. Lacerda, Anisio Pappa, Gisele |
author_role |
author |
author2 |
Costa, Lucas G. L. Gomide, Larissa D. Bezerra, Guilherme Oliveira, Gabriel P. Brandão, Michele A. Lacerda, Anisio Pappa, Gisele |
author2_role |
author author author author author author author |
dc.contributor.author.fl_str_mv |
Silva, Mariana O. Costa, Lucas G. L. Gomide, Larissa D. Bezerra, Guilherme Oliveira, Gabriel P. Brandão, Michele A. Lacerda, Anisio Pappa, Gisele |
dc.subject.por.fl_str_mv |
Overpricing Public Bidding Fraud Methodology Statistical Purchase |
topic |
Overpricing Public Bidding Fraud Methodology Statistical Purchase |
description |
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 standardizing bid item descriptions and a statistical approach for overpricing detection using the interquartile range. We evaluated a comparative analysis of three distinct grouping strategies, each emphasizing different facets of the item description standardization process. Furthermore, to gauge the efficacy of both proposed approaches, we leveraged a ground-truth dataset for a thorough evaluation containing quantitative and qualitative analyses. Overall, our findings suggest that the evaluated strategies are promising for identifying potential irregularities within public bidding processes. |
publishDate |
2024 |
dc.date.none.fl_str_mv |
2024-01-18 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://sol.sbc.org.br/journals/index.php/jis/article/view/3831 10.5753/jis.2024.3831 |
url |
https://sol.sbc.org.br/journals/index.php/jis/article/view/3831 |
identifier_str_mv |
10.5753/jis.2024.3831 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
https://sol.sbc.org.br/journals/index.php/jis/article/view/3831/2504 |
dc.rights.driver.fl_str_mv |
http://creativecommons.org/licenses/by/4.0 info:eu-repo/semantics/openAccess |
rights_invalid_str_mv |
http://creativecommons.org/licenses/by/4.0 |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Brazilian Computer Society |
publisher.none.fl_str_mv |
Brazilian Computer Society |
dc.source.none.fl_str_mv |
Journal of Interactive Systems; v. 15 n. 1 (2024); 130-142 Journal on Interactive Systems; Vol. 15 No. 1 (2024); 130-142 2763-7719 10.5753/jis.2024 reponame:Journal on Interactive Systems instname:Sociedade Brasileira de Computação (SBC) instacron:SBC |
instname_str |
Sociedade Brasileira de Computação (SBC) |
instacron_str |
SBC |
institution |
SBC |
reponame_str |
Journal on Interactive Systems |
collection |
Journal on Interactive Systems |
repository.name.fl_str_mv |
Journal on Interactive Systems - Sociedade Brasileira de Computação (SBC) |
repository.mail.fl_str_mv |
jis@sbc.org.br |
_version_ |
1796797411544268800 |