Avenços en els fonaments matemàtics de l’anàlisi composicional de dades: convexitat i normes Lp. Aplicació a la regressió lineal LASSO amb covariable composicional

Authors: Saperas Riera, Jordi

Contributors: University/Department: Universitat de Girona. Departament d'Informàtica, Matemàtica Aplicada i Estadística (2013-)

Thesis Advisors: Mateu i Figueras, Glòria, Martín Fernández, Josep Antoni

Source: TDX (Tesis Doctorals en Xarxa)

Subject Terms: Anàlisi de dades composicionals, Análisis de datos composicionales, Compositional data analysis, Geometria d'Aitchison, Geometría de Aitchison, Aitchison geometry, Símplex, Simplex, Norma Lp, Lp norm, Optimització convexa, Optimización convexa, Convex optimisation

File Description: application/pdf

Access URL: http://hdl.handle.net/10803/693962

Anàlisi d’estats financers amb dades composicionals: el sector de turisme rural a Espanya abans i després del COVID-19

Authors: Saus Sala, Elisabet

Contributors: University/Department: Universitat de Girona. Departament d'Empresa, University/Department: Universitat de Girona. Departament d'Economia

Thesis Advisors: Farreras Noguer, M. Àngels, Arimany Serrat, Núria, Coenders, Germà

Source: TDX (Tesis Doctorals en Xarxa)

Subject Terms: Turisme rural, Turismo rural, Rural tourism, Rendibilitat, Rentabilidad, Profitability, Dades composicionals, Datos composicionales, Compositional data, CoDa, Anàlisi DuPont, Análisis DuPont, DuPont analysis, Ràtios financeres, Ratios financieros, Financial ratios, Biplot, Anàlisi de conglomerats, Análisis de conglomerados, Cluster analysis, COVID-19

Time: 519.1

File Description: application/pdf

Access URL: http://hdl.handle.net/10803/692491

Air pollutants and mental health of children in a rural region using compositional spatio-temporal models

Authors: Mota Bertran, Anna

Contributors: University/Department: Universitat de Girona. Departament d'Economia

Thesis Advisors: Sáez Zafra, Marc, Coenders, Germa

Source: TDX (Tesis Doctorals en Xarxa)

Subject Terms: Contaminació atmosfèrica, Contaminación atmosférica, Air pollution, Salut mental, Salud mental, Mental health, Dades composicionals, Datos composicionales, Compositional data, Inferència bayesiana, Inferencia bayesiana, Bayesian inference, Models espai-temporals, Modelos espacio-temporales, Spatio-temporal models, Àrees rurals, Áreas rurales, Rural areas

Time: 616.89

File Description: application/pdf

Access URL: http://hdl.handle.net/10803/690830

Predicción probabilística de estados glucémicos para pacientes con diabetes tipo 1 mediante el análisis de datos composicionales

Authors: Cabrera Tejera, Alvis

Contributors: University/Department: Universitat de Girona. Departament d'Enginyeria Elèctrica, Electrònica i Automàtica

Thesis Advisors: Vehí, Josep, Beneyto Tantiña, Aleix

Source: TDX (Tesis Doctorals en Xarxa)

Subject Terms: Diabetis tipus 1, Diabetes tipo 1, Type 1 diabetes, Pacients virtuals, Pacientes virtuales, Virtual patients, Simuladors, Simuladores, Simulators, Glucosa a la sang, Glucosa en la sangre, Blood glucose, Dades composicionals, Datos composicionales, Compositional data, Models generatius profunds, Modelos generativos profundos, Deep generative models, Models basats en dades, Modelos basados en datos, Data-driven models, Diabetis mellitus

Time: 616.4, 621.3

File Description: application/pdf

Access URL: http://hdl.handle.net/10803/689607

Three bibliometric analysis articles on the application of compositional analysis theory (CoDa) in the social science

Authors: Navarro-López, Carolina

Contributors: University/Department: Universitat de Girona. Departament d'Empresa

Thesis Advisors: Mulet Forteza, Carles, Linares Mustarós, Salvador, Ferrer i Comalat, Joan Carles

Source: TDX (Tesis Doctorals en Xarxa)

Subject Terms: Aitchison, J. (John), 1926- .The Statistical Analysis of Compositional Data, Bibliometria, Bibliometrics, Bibliometría, CoDa, Anàlisi de dades compositives, Compositional data analysis, Análisis de datos compositivos, Web of Science (WoS), VOSviewer, Cartografia científica, Science mapping, Cartografía científica, Ciències socials, Social sciences, Ciencias sociales

File Description: application/pdf

Access URL: http://hdl.handle.net/10803/689005

Associations between daily composition of 24 h physical behavior with affective states and working memory

Authors: Le, Flora, Mattern, Viola, Johansson, Peter, 1975, Hettiarachchi, Pasan, PhD, Ebner-Priemer, Ulrich, Wiley, Joshua F., Dumuid, Dorothea, Giurgiu, Marco

Source: Scientific Reports. 15(1)

Subject Terms: Physical activity, Sedentary behavior, Standing, Sleep, Affect, Working memory, Bayesian multilevel compositional data analysis

File Description: electronic

Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-556657
https://doi.org/10.1038/s41598-025-99266-4

Modeling relative competence in PISA: a compositional multiple factor analysis approach

Authors: Simonacci, Violetta^{Aff1, IDs1026002500815y_cor1}, Cataldo, Rosanna^Aff2, Grassia, Maria Gabriella^Aff2, Marino, Marina^Aff2, Gallo, Michele^Aff3

Source: Statistical Methods & Applications: Journal of the Italian Statistical Society. :1-20

Analysing the interplay of indoor and outdoor PM: a compositional data analysis approach

Authors: Speranza, Antonio^{Aff1, IDs1186902501838w_cor1}, Sinisi, Rosa, Caggiano, Rosa

Source: Air Quality, Atmosphere & Health: An International Journal. :1-12

Quasi-symmetry and geometric marginal homogeneity: a simplicial approach to square contingency tables

Authors: Nakamura, Keita^{Aff1, IDs41884025001761_cor1}, Nakagawa, Tomoyuki^{Aff2, Aff3}, Tahata, Kouji

Source: Information Geometry. :1-25

A Constrained Divisive-Compositional Approach to Micropalaeontological Ecozonation

Authors: Di Donato, Valentino, Martín-Fernández, Josep Antoni^{Aff2, IDs11004025102055_cor1}

Source: Mathematical Geosciences. 57(7):1305-1326

Compositional methodology and statistical inference of family relationships using genetic markers

Authors: Galván Femenía, Iván

Contributors: University/Department: Universitat de Girona. Departament d'Informàtica, Matemàtica Aplicada i Estadística (2013-)

Thesis Advisors: Graffelman, Jan, Barceló i Vidal, Carles, Martín Fernández, Josep Antoni

Source: TDX (Tesis Doctorals en Xarxa)

Subject Terms: Anàlisi de dades composicionals, Análisis de datos composicionales, Compositional data analysis, Relacions familiars, Relaciones familiares, Family relationships, Parentiu, Parentesco, Relatedness, Genotips compartits, Genotipos compartidos, Genotype sharing, Raó de versemblança, Razón de verosimilitud, Likelihood ratio, Marcadors genètics, Marcadores genéticos, Genetic markers, Three quarter siblings, Inferència estadística, Inferencia estadística, Statistical inference

Time: 519.1

File Description: application/pdf

Access URL: http://hdl.handle.net/10803/672178

A comparison of methods for analysing compositional data with fixed and variable totals: a simulation study using the examples of time-use and dietary data

Authors: Tomova, Georgia D.^{Aff1, Aff2, Aff3, IDs12874025025091_cor1}, Walmsley, Rosemary, Berrie, Laurie, Morris, Michelle A.^{Aff1, Aff2, Aff6}, Tennant, Peter W. G.^{Aff1, Aff2, Aff3}

Source: BMC Medical Research Methodology. 25(1)

Condition assessment of patients with Type 1 diabetes using compositional data analysis

Authors: Biagi, Lyvia

Contributors: University/Department: Universitat de Girona. Institut d'Informàtica i Aplicacions, University/Department: Universitat de Girona. Departament d'Enginyeria Elèctrica, Electrònica i Automàtica

Thesis Advisors: Vehí, Josep, Martín Fernández, Josep Antoni

Source: TDX (Tesis Doctorals en Xarxa)

Subject Terms: Type 1 diabetes, Diabetis tipus 1, Diabetes tipo 1, Glucose monitoring system, Sistemes de monitoratge continuu de glucosa, Sistemas de monitorización contínua de glucosa, Compositional data analysis, CoDa analysis, Análisi de dades composicionals, Análisis de datos composicionales

Time: 616.4

File Description: application/pdf

Access URL: http://hdl.handle.net/10803/667966

Hybrid office work in women and men: do directly measured physical behaviors differ between days working from home and days working at the office?

Authors: Wahlström, Viktoria, Januario, Leticia, 1990, Mathiassen, Svend Erik, Heiden, Marina, 1974, Hallman, David, 1979

Source: Annals of Work Exposures and Health. 67(9):1043-1055

Subject Terms: covid-19 pandemic, compositional data analysis, remote work, sedentary, temporal patterns, time in bed, Flexibelt arbete

File Description: electronic

Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:hig:diva-40561
https://doi.org/10.1093/annweh/wxad057

Device-measured physical activity and cardiometabolic health: the Prospective Physical Activity, Sitting, and Sleep (ProPASS) consortium

Authors: Blodgett, Joanna M., Ahmadi, Matthew N, Atkin, Andrew J, Chastin, Sebastien, Chan, Hsiu-Wen, Suorsa, Kristin, Bakker, Esmee A., Hettiarachchi, Pasan, Johansson, Peter, 1975, Sherar, Lauren B., Rangul, Vegar, Pulsford, Richard M, Mishra, Gita, Eijsvogels, Thijs M H, Stenholm, Sari, Hughes, Alun D, Teixeira-Pinto, Armando M, Ekelund, Ulf, Lee, I Min, Holtermann, Andreas, Koster, Annemarie, Stamatakis, Emmanuel, Hamer, Mark, Gupta, Nidhi, Stehouwer, Coen, Savelberg, Hans, de Galan, Bastiaan, van de Kallen, Carla, Thijssen, Dick H J

Source: European Heart Journal. 45(6):458-471

Subject Terms: Cohort consortium, Cardiometabolic outcomes, Physical activity, Sedentary behaviour, Sleep, Standing, Compositional data analysis, Occupational and Environmental Medicine, Arbets- och miljömedicin

File Description: electronic

Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-517964
https://doi.org/10.1093/eurheartj/ehad717

Geochemical Map of Croatia – Key findings and legacy of geochemical mapping in the Pannonian Basin

Authors: Ajka Pjanić, Josip Halamić, Lidija Galović, Zoran Peh

Source: Geologia Croatica
CODEN GCCROE9
Volume 78
Issue 2

Subject Terms: geology, discriminant function analysis, Croatia, Pannonian Basin, Geochemical mapping, Corine, FAO, compositional data

File Description: application/pdf

Exploring high-resolution targeting till geochemical data in central Lapland, Finland

Authors: Charmee Kalubowila, Pertti Sarala, Solveig Pospiech, Peter Filzmoser

Source: Bulletin of the Geological Society of Finland, Vol 97, Iss 1, Pp 65-84 (2025)

Subject Terms: pca, QE1-996.5, data analysis, Geology, till geochemistry, clr-transformation, compositional data

Access URL: https://doaj.org/article/0df64ade3749428d9bb147474d862122

Biodiversidad y contabilidad: Metodología composicional en el análisis contable del sector apícola

Authors: Núria Arimany-Serrat, Germà Coenders

Contributors: Repositorio Institucional de la Universitat Politècnica de València Riunet

Source: Economía Agraria y Recursos Naturales = Agricultural and Resource Economics, 2025, vol. 25, núm. 1, p. 5-34
Articles publicats (D-EC)
Arimany Serrat, Núria Coenders, Germà 2025 Biodiversidad y contabilidad: Metodología composicional en el análisis contable del sector apícola Economía Agraria y Recursos Naturales 25 1 5 34
DUGiDocs – Universitat de Girona
instname
RiuNet. Repositorio Institucional de la Universitat Politécnica de Valéncia
Universitat Politècnica de València (UPV)
Economía Agraria y Recursos Naturales, Vol 25, Iss 1, Pp 5-34 (2025)

Subject Terms: HD101-1395.5, ratios financieras, Anàlisi de ratios, Compositional data analysis (CoDa), Economic growth, development, planning, análisis de datos composicionales (coda), Biodiversidad, biodiversidad, Financial statement analysis, Cluster analysis, financial statement analysis, financial ratios, Ratio analysis, biodiversity, Financial statements, Agricultural Finance, Bee culture, análisis de estados financieros, Biodiversity, apicultura, Estats financers, Análisis de datos composicionales (CoDa), Biodiversitat, apiculture, Análisis de estados financieros, Anàlisi de conglomerats, Financial ratios, Land use, HD72-88, Apiculture, Apicultura, Ratios financieras

File Description: application/pdf

Access URL: http://hdl.handle.net/10256/26957
https://riunet.upv.es/handle/10251/221925
https://doaj.org/article/6044865921d94645970f54830c9d3325

What determines childcare workers physical behaviours at work? An investigation of determinants at the institution, team, and worker levels in Danish day nurseries

Authors: Christian Tolstrup Wester, Luiz Augusto Brusaca, Javier Palarea-Albaladejo, Stavros Kyriakidis, Anders Dreyer Frost, Andreas Holtermann, Charlotte Diana Nørregaard Rasmussen

Source: Ann Work Expo Health

Subject Terms: organisational determinants, accelerometry, childcare, Original Articles, physical behaviours, compositional data

Access URL: https://pubmed.ncbi.nlm.nih.gov/40357710

A compositional analysis of emotions in Airbnb reviews: online and face-to-face experiences

Authors: Julia Marti-Ochoa, Berta Ferrer-Rosell, Eva Martin-Fuentes

Source: Repositori Obert UdL
instname

Subject Terms: Sentiment analysis, DistilRoBERTa, eWOM, UGC, Compositional Data Analysis (CoDa)

File Description: application/pdf

Access URL: https://hdl.handle.net/10459.1/468062
https://doi.org/10.1080/02508281.2025.2489439