2023
Autores
Adot, E; Akhmedova, A; Alvelos, H; Barbosa Pereira, S; Berbegal Mirabent, J; Cardoso, S; Domingues, P; Franceschini, F; Gil Domenech, D; Machado, R; Maisano, DA; Marimon, F; Mas Machuca, M; Mastrogiacomo, L; Melo, AI; Migueis, V; Rosa, MJ; Sampaio, P; Torrents, D; Xambre, AR;
Publicação
INTERNATIONAL JOURNAL OF QUALITY & RELIABILITY MANAGEMENT
Abstract
PurposeThe paper aims to define a dashboard of indicators to assess the quality performance of higher education institutions (HEI). The instrument is termed SMART-QUAL.Design/methodology/approachTwo sources were used in order to explore potential indicators. In the first step, information disclosed in official websites or institutional documentation of 36 selected HEIs was analyzed. This first step also included in depth structured high managers' interviews. A total of 223 indicators emerged. In a second step, recent specialized literature was revised searching for indicators, capturing additional 302 indicators.FindingsEach one of the 525 total indicators was classified according to some attributes and distributed into 94 intermediate groups. These groups feed a debugging, prioritization and selection process, which ended up in the SMART-QUAL instrument: a set of 56 key performance indicators, which are grouped in 15 standards, and, in turn, classified into the 3 HEI missions. A basic model and an extended model are also proposed.Originality/valueThe paper provides a useful measure of quality performance of HEIs, showing a holistic view to monitor HEI quality from three fundamental missions. This instrument might assist HEI managers for both assessing and benchmarking purposes. The paper ends with recommendations for university managers and public administration authorities.
2023
Autores
Oliveira, EE; Migueis, VL; Borges, JL;
Publicação
JOURNAL OF INTELLIGENT MANUFACTURING
Abstract
Root cause analysis (RCA) is the process through which we find the true cause of a problem. It is a crucial process in manufacturing, as only after finding the root cause and addressing it, it is possible to improve the manufacturing operation. However, this is a very time-consuming process, especially if the amount of data about the manufacturing operation is considerable. With the increase in automation and the advent of Industry 4.0, sensorization of manufacturing environments has expanded, increasing with it the data available. The conjuncture described gives rise to the challenge and the opportunity of automatizing root cause analysis (at least partially), making this process more efficient, using tools from data mining and machine learning to help the analyst find the root cause of a problem. This paper presents an overview of the literature that has been published in the last 17 years on developing automatic root cause analysis (ARCA) solutions in manufacturing. The literature on the topic is disperse and it is currently lacking a connecting thread. As such, this study analyzes how previous studies developed the different elements of an ARCA solution for manufacturing: the types of data used, the methodologies, and the evaluation measures of the methods proposed. The proposed conceptualization establishes the base on which future studies on ARCA can develop results from this analysis, identifying gaps in the literature and future research opportunities.
2023
Autores
Blanquet, L; Grilo, J; Strecht, P; Camanho, A;
Publicação
Atas da Conferencia da Associacao Portuguesa de Sistemas de Informacao
Abstract
This study explores data mining techniques for predicting student dropout in higher education. The research compares different methodological approaches, including alternative algorithms and variations in model specifications. Additionally, we examine the impact of employing either a single model for all university programs or separate models per program. The performance of models with students grouped according to their position on the program study plan was also tested. The training datasets were explored with varying time series lengths (2, 4, 6, and 8 years) and the experiments use academic data from the University of Porto, spanning the academic years from 2012 to 2022. The algorithm that yielded the best results was XGBoost. The best predictions were obtained with models trained with two years of data, both with separate models for each program and with a single model. The findings highlight the potential of data mining approaches in predicting student dropout, offering valuable insights for higher education institutions aiming to improve student retention and success. © 2023 Associacao Portuguesa de Sistemas de Informacao. All rights reserved.
2023
Autores
Camanho, S; Zanella, A; Moutinho, V;
Publicação
Lecture Notes in Economics and Mathematical Systems
Abstract
2023
Autores
Camanho, S; D’Inverno, G;
Publicação
Lecture Notes in Economics and Mathematical Systems
Abstract
2023
Autores
Piran, FS; Camanho, S; Silva, MC; Lacerda, DP;
Publicação
Lecture Notes in Economics and Mathematical Systems
Abstract
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