Thiago Poleto

• Professor
• Federal University of Pernambuco

Purpose The article aims to explore how the military police in Brazil’s Northern Region incorporate “difference” and “diversity” into leadership, focusing on women in leadership roles. It examines institutional changes in leadership styles and the development of inclusive practices. The goal is to understand the competencies women bring to police l...

Innovation is one of the main factors associated with industrial growth, as it contributes to increased productivity, sustainability, and international competitiveness. There is a certain degree of complexity in measuring innovation, since there are various metrics for this purpose, and each sector of the economy handles it differently. In Brazil,...

Simultaneous causality occurs when two variables mutually influence each other, creating empirical contexts where cause and effect are not clearly unidirectional. Crime and policing often appear in urban studies presenting the following characteristic: sometimes, increased police patrols can reduce criminal activities, and other times, higher crime...

Purpose This article presents a methodological application of decision support with the purpose of identifying and better aligning sustainable banking strategies. Those strategies are based on best practices declared by employees and conducted during efficient periods affecting sustainable production, the health quality of clients, the organization...

Text mining is a technological trend often highlighted in the continuous exchange of information through interconnected media. Its applicability goes beyond private organizations, as the public sector also requires it to treat textual information regarding services offered. Within this scenario, public security emerges as a prominent user of text m...

The use of artificial intelligence has been intensifying in public administration, which demands smart tools for several types of analyses. These analyses range from using texts from internal and external documents, for instance, scraped from the web; data from internal structured sources, such as relational databases; and multimedia-originated dat...

This paper aims to analyze the intellectual structure and research fronts in application information security in smart cities to identify research boundaries, trends, and new opportunities in the area. It applies bibliometric analyses to identify the main authors and their influences on information security and the smart city area. Moreover, this a...

This work proposes a methodology based on Multicriteria Decision Aid (MCDA) and Cluster Analysis to identify ideal locations for the installation of police facilities or vehicle parking and policing around stadiums in Recife, Brazil, during potential violent sports events (criminal occurrences from football supporters or fanbases). K-Means unsuperv...

This paper aims to analyze the intellectual structure and research fronts in application information security in smart cities to identify research boundaries, trends, and new opportunities in the area. It applies bibliometric analyses to identify the main authors and their influences on the infor-mation security and smart city area. Moreover, this...

The interface between Decision Support Systems (DSS) and Geographical Information Sys-tems (GIS) generates Spatial Decision Support Systems (SDSS) which aid in the deci-sion-making process, particularly in situations where spatial attributes play a pivotal role in achieving accurate conclusions. By integrating conventional decision criteria with sp...

Digital competence plays an important role in higher education. The literature highlights the adoption and use of digital competence for the development of educational services in Higher Education Institutions (HEIs), but it is still necessary to understand its influence on the innovative behavior of the public official. This study aims to investig...

Purpose Researchers in the field recognize the importance of the relationship between contractor and contractee in the process of information technology (IT) outsourcing. However, little is known about the impact of the manager's profile in this process. Thus, the objective of this research was to analyze the impact of the perception of competence,...

This work presents an analytical framework for eliciting key factors for successful relationships between parties in information technology outsourcing (ITO) projects. The proposal was based on a multicriteria analysis to identify key factors within the literature that were essential for the success of projects involving IT outsourcing. Using the m...

A misincentive is characterized as an incentive producing the opposite effect of motivating or preventing some specific action. In some circumstances, contract penalties such as sanctions and fines on late delivery or low-quality software encourage the irregularities instead of preventing them from occurring. The present study models misincentive b...

Set of supplementary tables and figures obtained for the analysis of topics in space and time about the Brazilian Immunization Program against COVID-19. These elements are: Table S1: Parameters used in the scraping script; Table S2: Example of the georeferenced corpus, containing the first five rows; Table S3: Cities with at least 300 tweets retrie...

The context of the COVID-19 pandemic has brought to light the infodemic phenomenon and the problem of misinformation. Agencies involved in managing COVID-19 immunization programs are also looking for ways to combat this problem, demanding analytical tools specialized in identifying patterns of misinformation and understanding how they have evolved...

Assessing Green Information Technology (IT) maturity in organizations is a relevant process to measure the progress of sustainable IT initiatives and to support new actions to improve them. Knowledge about the organizational maturity level in Green IT and comparing this level with those of other companies are necessary for self-assessment to streng...

This paper proposes a strategic behavior categorization between the contractor and the provider in information technology (IT) outsourcing. We identified four behaviors (or attitudes) focusing specifically on the contractors’ attitudes: (a) conservative, (b) collaborative, (c) opportunistic, and (d) transformational. Theoretical concepts from IT Ou...

This article presents a study that applied opinion analysis about COVID-19 immunization in Brazil. An initial set of 143,615 tweets was collected containing 49,477 pro- and 44,643 anti-vaccination and 49,495 neutral posts. Supervised classifiers (multinomial naïve Bayes, logistic regression, linear support vector machines, random forests, adaptativ...

Parametric and non-parametric frontier applications are typical for measuring the efficiency and productivity of many healthcare units. Due to the current COVID-19 pandemic, hospital efficiency is the center of academic discussions and the most desired target for many public authorities under limited resources. Investigating the state of the art of...

This article aims to present the overall results of a study on the judgments of small and medium-sized companies' managers who apply Information Technology Outsourcing (ITO) as a management strategy, helping to understand what they believe to be relevant for maintaining these relationships considering various relational factors for analysis. The an...

Hospital organizations have adopted telehealth systems to expand their services to a portion of the Brazilian population with limited access, mainly due to the geographical distance between their communities and hospitals. The importance and usage of those services have increased recently due to the COVID-19 state-level mobility interventions. Thes...

Notebook containing the process applied to analyze the polarization of vaccines against COVID-19 in Brazil, using posts from Twitter users.

Complete original data set, containing the judgments of information technology services suppiers in the city of Recife (Pernambuco, Brazil), used for analyses that originated the results presented in the article "A study on relational factors in information technology outsourcing: analyzing judgments of small and medium-sized supplying and contract...

Association rules between the judgments on an ordinal scale of the managers of companies involved in outsourcing of information technology and the related fuzzy triangular numbers.

Processed data, containing the crisp (defuzzified) judgments of information technology services suppliers in the city of Recife (Pernambuco, Brazil), and and ELECTRE IV results presented in the article "A study on relational factors in information technology outsourcing: analyzing judgments of small and medium-sized supplying and contracting compan...

Processed data, containing the crisp (defuzzified) judgments of information technology services contractors in the city of Recife (Pernambuco, Brazil), and and ELECTRE IV results presented in the article "A study on relational factors in information technology outsourcing: analyzing judgments of small and medium-sized supplying and contracting comp...

Complete original data set, containing the judgments of managers of companies contracting outsourced information technology services in the city of Recife (Pernambuco, Brazil), used for analyses that originated the results presented in the article "A study on relational factors in information technology outsourcing: analyzing judgments of small and...

This script contains an example of a graph generator for a fuzzy triangular membership function.

Purpose Understanding the relational factors in information technology outsourcing (ITO) processes is essential for managers to exercise successful governance over their relationship. Based on this premise, this paper aims to present a study about relational factors using judgments of managers from small and medium-sized supplying and contracting c...

The evolution of the SARS-CoV-2 pandemic caused great mobilization in all countries, leading to the adoption of social isolation measures to prevent its spread. The occasion was also marked by a constant concern with overcrowding intensive care units (ICU) for the most severe cases of the disease. The months of December 2020 and January 2021 were t...

Video-presentation of the work "Analyzing the Public Opinion Polarization about COVID-19 Vaccines in Brazil Through Tweets", presented on May 26, 2021, during the 7th International Conference on Decision Support System Technology.

The purpose of this paper is to propose a framework for cybersecurity risk management in telemedicine. The framework, which uses a bow-tie approach for medical image diagnosis sharing, allows the identification, analysis, and assessment of risks, considering the ISO/TS 13131:2014 recommendations. The bow-tie method combines fault tree analysis (FTA...

In this presentation prepared for the 2021 Worldcist Conference we explore relational attitudes in information technology outsourcing focused on the contractors' perspective. The data were collected from companies that outsource information technology services. The results show that outsourced service can be traditional or customized depending on t...

This paper explores attitude relational towards information technology outsourcing an exploratory study focused on the client's perspective. The data are collected from the companies that outsource IT activities. The results show that outsourced activities can be traditional or customized and depending on the interaction relational governance with...

Purpose The purpose of this paper is to propose a strategic conflict analysis, based on the graph model for conflict resolution (GMCR), that is applied to information technology outsourcing (ITO) in a real-world software development and implementation process in Brazil. Design/methodology/approach Because the idea of this study is to answer “why”...

Health organizations are investing in the development of telehealth systems to expand advances in health care to the homes of the Brazilian population. The adoption of telehealth aims to broaden basic monitoring and promote access to health services. Telehealth systems present a confidential data set containing patient health history, medication pr...

The IT outsourcing decision is a key issue in strategic and operational management and is considered a main critical factor influencing successful organizational performance and technology assessment. The purpose of this paper is to propose a framework combining Value-Focused Thinking (VFT) methodology and the FITradeoff method to support decisions...

The purpose of this paper is to propose a strategic risk evaluation based on the graph model for conflict resolution (GMCR) that is applied to Information Technology Ourtsourcing (ITO) in a real-world software development and implementation process in Brazil. The case study methodology was adopted because the idea of this study is to answer “why” t...

Big Data is a radical shift or an incremental change for the existing digital infrastructures, that include the toolset used to aid the decision making process such as information systems, data repositories, formal modeling, and analysis of decisions. This work aims to provide a theoretical approach about the elements necessary to apply the big dat...

Cybersecurity, which is defined as information security aimed at averting cyberattacks, which are among the main issues caused by the extensive use of networks in industrial control systems. This paper proposes a model that integrates fault tree analysis, decision theory and fuzzy theory to (i) ascertain the current causes of cyberattack prevention...

Big Data is a radical shift or an incremental change for the existing digital infrastructures, that include the toolset used to aid the decision making process such as information systems, data repositories, formal modeling, and analysis of decisions. This work aims to provide a theoretical approach about the elements necessary to apply the big dat...

A Terceirização de Tecnologia da Informação (TI) visa contribuir para as estratégias das empresas. Sendo assim, este artigo tem o objetivo de desenvolver um estudo exploratório na Região Metropolitana do Recife (RMR) com empresas prestadoraas e contratantes de serviços de Terceirização em TI. Neste contexto, foram, analisados os aspectos do process...

RESUMO Os Sistemas Espaciais de Apoio à Decisão (SEAD) são aqueles que possuem uma interface de informações geográficas, representada pelo Sistema de Informação Geográfico (SIG), para prover informações sobre algum fenômeno ocorrente em determinada região geográfica, apoiando decisões sobre este fenômeno. Tal abordagem contribui para que a gestão p...

Big data is the term used to denote enormous sets of data that differ from other classic databases in four main ways: (huge) volume, (high) velocity, (much greater) variety, and (big) value. In general, data are stored in a distributed fashion and on computing nodes as a result of which big data may be more susceptible to attacks by hackers. This p...

Spatial decision support systems (SDSS) are intended to support managers in the decision-making process; in specific scenarios, spatial attributes are critical to making correct decisions. The SDSS approach has been adopted (along with geographic information systems technologies) to ensure a complete analysis by combining traditional decision crite...

The relationship between organizations involved in Information and Communication Technology Outsourcing is a key factor for the success of the provision of services. When all parties involved work together, they achieve a high level of cooperation and create a partnership marked by mutual trust and intensive exchange of experiences and knowledge sh...

Presentation made in March 2016 (Recife, Pernambuco, Brazil), about work with the same name. The work was designed to demonstrate relationships found between the elements of the set of critical success factors and contractual aspects inherent in the outsourcing of Information Technologies in the Metropolitan Region of Recife, according to the opini...

This paper proposes a risk analysis model for information security assessment, which identifies and evaluates the sequence of events - referred to as alternatives - in a potential accident scenario following the occurrence of an initiating event corresponding to abuses of Information Technology systems. In order to perform this evaluation, this wor...

O uso de Sistemas de Informação aplicado no setor de Saúde tem-se tornado tema de pesquisa cada vez mais importante para as organizações, uma vez que apresenta um conjunto de dados confidenciais contendo o histórico de saúde de inúmeros pacientes, incluindo, prescrições de medicamentos e diagnósticos de estado de saúde. Com isso a gestão de seguran...

Manter as condições socioambientais em um estado de conservação favorável para que a sociedade se desenvolva sem restrições é a ideia que embasa o conceito de Sustentabilidade. Diversas esferas como as mídias, a academia e as organizações passaram a dar maior importância para o estudo da sustentabilidade, uma vez que ela impacta diretamente em aspe...

The decision-making process is marked by two kinds of elements: organizational and technical. The organizational elements are those related to companies’ day-to-day functioning, where decisions must be made and aligned with the companies’ strategy. The technical elements include the toolset used to aid the decision making process such as informatio...

Because of the evolution and widespread use of the Internet, organisations are becoming more susceptible to attacks on Information Technology Systems. These attacks result in data losses and alterations, and impact services and business operations. Therefore, to minimise these potential failures, this paper presents an approach to information secur...

Business Process Management (BPM) is known as a management approach that uses tools and methods to support business process analysis, project and control in an efficient manner. A prominent means by which to ensure the success of BPM is by using Information Technology (IT) tools as Business Process Management Systems (BPMS). However, the selection...

Green Information Technology - IT - refers to IT practices and products that seek to prevent pollution and sustain development. By implementing Green IT practices, organizations can reduce the amount of energy spent and develop efficient technology products. However, the decision by an organization to adopt green IT is based on several consideratio...

Information Security (IS) is a concept that is related to protecting a set of data in order to preserve the value it has for an individual or an organization. A review of the literature shows there are four main aspects related to IS: confidentiality, integrity, availability and non-repudiation. Based on these four aspects, a new framework is put f...