COLUMBU, SILVIA
COLUMBU, SILVIA
DIPARTIMENTO DI MATEMATICA ED INFORMATICA
A NuSTAR Study of Quasiperiodic Oscillations from the Ultraluminous X-Ray Sources in M82
2025-01-01 El Byad, Hamza; Bachetti, Matteo; Columbu, Silvia; Rodriguez, Giuseppe; Pilia, Maura; Middleton, Matthew J.; Walton, Dominic J.; Brightman, Murray; Earnshaw, Hannah; Forster, Karl; Grefenstette, Brian; Fürst, Felix; Heida, Marianne; Imbrogno, Matteo; Lai, Eleonora Veronica; Maccarone, Thomas
Fostering resilience of students at the university: assessing the influence of peers' socioeconomic and cultural status
2025-01-01 Sulis, Isabella; Columbu, Silvia; Porcu, Mariano; Usala, Cristian
Multilevel latent class models for cross-classified categorical data: model definition and estimation through stochastic EM
2025-01-01 Columbu, S.; Piras, N.; Vermunt, J. K.
Comparison of two coefficients of variation: a new Bayesian approach
2024-01-01 Bertolino, Francesco; Columbu, Silvia; Manca, Mara; Musio, Monica
Log-likelihood approximation in stochastic EM for multilevel latent class models
2024-01-01 Columbu, Silvia; Piras, Nicola; Vermunt, Jeroen K.
Model selection procedure in multilevel cross-classified latent class models
2024-01-01 Columbu, Silvia; Piras, Nicola; Vermunt, Jeroen K.
A scientometric analysis of the effect of COVID-19 on the spread of research outputs
2023-01-01 Zammarchi, Gianpaolo; Carta, Andrea; Columbu, Silvia; Frigau, Luca; Musio, Monica
La mobilità degli studenti universitari Sardi: un’analisi comparativa della domanda e dell’offerta di istruzione universitaria in Sardegna
2023-01-01 Sulis, Isabella; Columbu, Silvia; Carta, Aurelio; Aru, Pierluigi
Modeling sign concordance of quantile regression residuals with multiple outcomes
2023-01-01 Columbu, Silvia; Frumento, Paolo; Bottai, Matteo
Multilevel cross-classified latent class models
2023-01-01 Columbu, Silvia; Piras, Nicola; Vermunt, Jeroen K.
A Bayesian Test for the comparison of two independent populations
2022-01-01 Manca, Mara; Columbu, Silvia; Musio, Monica
A contribution to the L. J. Savage problem
2022-01-01 Bertolino, Francesco; Columbu, Silvia; Manca, Mara
A global review of MSC certification: Why fisheries withdraw?
2022-01-01 Pierucci, A; Columbu, S; Kell, Lt
Correction to: Analysing the determinants of Italian university student mobility pathways, (Genus, (2021), 77, 1, (34), 10.1186/s41118-021-00146-2)
2022-01-01 Columbu, S.; Porcu, M.; Primerano, I.; Sulis, I.; Vitale, M. P.
Interpreting the outcomes of research assessments: A geometrical approach
2022-01-01 Cappelletti-Montano, B.; Columbu, S.; Montaldo, S.; Musio, M.
Analysing the determinants of Italian university student mobility pathways
2021-01-01 Columbu, S.; Porcu, M.; Primerano, I.; Sulis, I.; Vitale, M. P.
Comparing the safety of COVID-19 vaccines: a geometrical approach
2021-01-01 Columbu, Silvia; CAPPELLETTI MONTANO, Beniamino; Montaldo, Stefano; Musio, Monica
Geography of Italian student mobility: a network analysis approach
2021-01-01 Columbu, Silvia; Porcu, Mariano; Primerano, Ilaria; Sulis, Isabella; Vitale, Maria Prosperina
New perspectives in bibliometric indicators: Moving from citations to citing authors
2021-01-01 Cappelletti Montano, Beniamino.; Columbu, Silvia.; Montaldo, Stefano.; Musio, Monica
The Hyvärinen scoring rule in Gaussian linear time series models
2021-01-01 Columbu, Silvia; Mameli, Valentina; Musio, Monica; Dawid, Philip