Publicação
A comparative study of two optimization clustering techniques on unemployment data
| Resumo: | An important strategy for data classification consists in organising data points in clusters. The $k$-means is a traditional optimisation method applied to cluster data points. Using a labour market database, we suggest the application of an alternative method based on the computation of the dominant eigenvalue of a matrix related with the distance among data points. This approach presents results consistent with the results obtained by the k-means. |
|---|---|
| Autores principais: | Barros, Elisa |
| Outros Autores: | Nunes, Alcina; Balsa, Carlos |
| Assunto: | Clustering methods k-means Spectral clustering Unemployment data mining |
| Ano: | 2013 |
| País: | Portugal |
| Tipo de documento: | documento de conferência |
| Tipo de acesso: | acesso aberto |
| Instituição associada: | Instituto Politécnico de Bragança |
| Idioma: | português |
| Origem: | Biblioteca Digital do IPB |
Registos relacionados
article A comparative study of two optimization clustering techniques on unemployment data
por: Barros, Elisa
Publicado em: (2013)
por: Barros, Elisa
Publicado em: (2013)
article Portuguese regional unemployment patterns: a k-means cluster analysis approach
por: Nunes, Alcina
Publicado em: (2010)
por: Nunes, Alcina
Publicado em: (2010)
groups Unemployment similarities among portuguese regions - a cluster analysis approach
por: Barros, Elisa
Publicado em: (2010)
por: Barros, Elisa
Publicado em: (2010)
article Dental image segmentation by clustering methods
por: Balsa, Carlos
Publicado em: (2021)
por: Balsa, Carlos
Publicado em: (2021)
article Vehicle industry Big Data analysis using clustering approaches
por: Seixas, Lenon Diniz
Publicado em: (2024)
por: Seixas, Lenon Diniz
Publicado em: (2024)
article Regional unemployment patterns: a cluster analysis approach to the portuguese economy
por: Nunes, Alcina
Publicado em: (2010)
por: Nunes, Alcina
Publicado em: (2010)
science Plane frame structures: optimization and design solutions clustering
por: Gaspar, Joana S. D.
Publicado em: (2025)
por: Gaspar, Joana S. D.
Publicado em: (2025)
article A fragmented-periodogram approach for clustering big data time series
por: Caiado, Jorge
Publicado em: (2020)
por: Caiado, Jorge
Publicado em: (2020)
article Pattern aggregation of wind energy conversion technologies using clustering analysis
por: Fernandes, Paula Odete
Publicado em: (2014)
por: Fernandes, Paula Odete
Publicado em: (2014)
groups Evolution of portuguese regional unemployment patterns from 2004 to 2009.
por: Nunes, Alcina
Publicado em: (2010)
por: Nunes, Alcina
Publicado em: (2010)
article Computing and applying atomic regulons to understand gene expression and regulation
por: Faria, J.
Publicado em: (2016)
por: Faria, J.
Publicado em: (2016)
school Signal classification based on a hybrid approach of supervised and unsupervised machine learning
por: Vergilino, Gregory Marcelo
Publicado em: (2025)
por: Vergilino, Gregory Marcelo
Publicado em: (2025)
article Multi-core for k-means clustering on FPGA
por: Canilho, José
Publicado em: (2016)
por: Canilho, José
Publicado em: (2016)
article Cluster-based approaches towards developing a customer loyalty program in a security private company
por: Sousa, A.
Publicado em: (2024)
por: Sousa, A.
Publicado em: (2024)
article Entrepreneurial attitudes and perceptions in a cross-country setting: evidence from GEM data
por: Fernandes, Paula Odete
Publicado em: (2012)
por: Fernandes, Paula Odete
Publicado em: (2012)
book Clustering in the identification of space models
por: Santos, Maribel Yasmina
Publicado em: (2006)
por: Santos, Maribel Yasmina
Publicado em: (2006)
article STICH: a hierarchical clustering algorithm
por: Santos, Maribel Yasmina
Publicado em: (2004)
por: Santos, Maribel Yasmina
Publicado em: (2004)
school Segmentação de individuos no Facebook que gostam de música: abordagem exploratória, recorrendo à comparação entre dois algoritmos, k-means e fuzzy c-means
por: Quinteiro, José António Teixeira
Publicado em: (2011)
por: Quinteiro, José António Teixeira
Publicado em: (2011)
article K-means clustering approach for stock risk assessment and portfolio construction: a case study based on the EU-EV risk model
por: Brito, Irene
Publicado em: (2024)
por: Brito, Irene
Publicado em: (2024)
article Methodology for Obtaining ETo Data for Climate Change Studies: Quality Analysis and Calibration of the Hargreaves–Samani Equation
por: Ferreira, Antónia
Publicado em: (2024)
por: Ferreira, Antónia
Publicado em: (2024)
groups Segmentação de imagens através de métodos robustos de clusterização
por: Lawniczak, Jean Clement
Publicado em: (2017)
por: Lawniczak, Jean Clement
Publicado em: (2017)
article Mining categorical sequences from data using a hybrid clustering method
por: De Angelis, L.
Publicado em: (2014)
por: De Angelis, L.
Publicado em: (2014)
article Categorize readmitted patients in Intensive Medicine by means of Clustering Data Mining
por: Veloso, Rui Pedro Brás
Publicado em: (2017)
por: Veloso, Rui Pedro Brás
Publicado em: (2017)
school Modelação do clima urbano da cidade de Bragança (Portugal): zonas climáticas locais e intensidade das ilhas de calor e frio
por: Parra, Johicy Helenn
Publicado em: (2021)
por: Parra, Johicy Helenn
Publicado em: (2021)
article Advanced clustering analysis for environmental indicators
por: Iurgel, Ido
Publicado em: (2009)
por: Iurgel, Ido
Publicado em: (2009)
school Análise de mercado : clustering
por: Madureira, Erikson Manuel Geraldo Vieira de
Publicado em: (2016)
por: Madureira, Erikson Manuel Geraldo Vieira de
Publicado em: (2016)
school Análise multivariada de dados sobre tipologia de produtos numa empresa
por: Costa, Nelson Filipe Sá
Publicado em: (2023)
por: Costa, Nelson Filipe Sá
Publicado em: (2023)
article Reconstruction of meteorological records with PCA-based analog ensemble methods
por: Breve, Murilo M.
Publicado em: (2024)
por: Breve, Murilo M.
Publicado em: (2024)
article Reconstruction of meteorological records with PCA-based analog ensemble methods
por: Breve, Murilo M.
Publicado em: (2024)
por: Breve, Murilo M.
Publicado em: (2024)
article Data analysis of workplace accidents - a case study
por: Sena, Inês
Publicado em: (2021)
por: Sena, Inês
Publicado em: (2021)
article Methodology to design a Map of Alert for population and housing censuses: the Portuguese case
por: Reis, E.
Publicado em: (2017)
por: Reis, E.
Publicado em: (2017)
article Dynamic analytics for spatial data with an incremental clustering approach
por: Mendes, Fernando Alberto dos Santos
Publicado em: (2013)
por: Mendes, Fernando Alberto dos Santos
Publicado em: (2013)
groups On cluster analysis of complex and heterogeneous data
por: Bacelar-Nicolau, Helena
Publicado em: (2014)
por: Bacelar-Nicolau, Helena
Publicado em: (2014)
article K-means clustering combined with principal component analysis for material profiling in automotive supply chains
por: Gonçalves, João N. C.
Publicado em: (2021)
por: Gonçalves, João N. C.
Publicado em: (2021)
article Clustering barotrauma patients in ICU–A data mining based approach using ventilator variables
por: Oliveira, Sérgio Manuel Costa
Publicado em: (2015)
por: Oliveira, Sérgio Manuel Costa
Publicado em: (2015)
article A kernel variogram estimator for clustered data
por: Menezes, Raquel
Publicado em: (2008)
por: Menezes, Raquel
Publicado em: (2008)
school Estudo da vinculação de um cliente particular a uma plataforma digital
por: Banza, Joana Bilro
Publicado em: (2020)
por: Banza, Joana Bilro
Publicado em: (2020)
article Probabilistic clustering of interval data
por: Brito, Paula
Publicado em: (2015)
por: Brito, Paula
Publicado em: (2015)
article Probabilistic clustering of interval data
por: Brito, P.
Publicado em: (2015)
por: Brito, P.
Publicado em: (2015)
groups An analysis of protein patterns present in the saliva of diabetic patients using pairwise relationship and hierarchical clustering
por: Soares, Airton
Publicado em: (2020)
por: Soares, Airton
Publicado em: (2020)
Registos relacionados
-
article A comparative study of two optimization clustering techniques on unemployment data
por: Barros, Elisa
Publicado em: (2013) -
article Portuguese regional unemployment patterns: a k-means cluster analysis approach
por: Nunes, Alcina
Publicado em: (2010) -
groups Unemployment similarities among portuguese regions - a cluster analysis approach
por: Barros, Elisa
Publicado em: (2010) -
article Dental image segmentation by clustering methods
por: Balsa, Carlos
Publicado em: (2021) -
article Vehicle industry Big Data analysis using clustering approaches
por: Seixas, Lenon Diniz
Publicado em: (2024)