Bivariate Poisson Probability
Function (in Tabular form) using retrospective relationships |
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Probability function (and logarithm) of Bivariate Poisson |
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Fitting a simple bivariate
Poisson model (with no covariates) using the EM algorithm |
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Fitting a log-linear Bivariate
Poisson model (with covariates ) using the EM algorithm |
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Fitting a log-linear diagonal
inflated Bivariate Poisson model (with covariates ) using the EM algorithm |
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newnamesbeta |
Function used internally in lm.bp & lm.dibp for naming beta
parameters |
splitbeta |
Function used internally in lm.bp & lm.dibp for spliting beta
parameters |
Simulated data of example 1 of Karlis
and Ntzoufras (2004) |
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Simulated data of example 2 of Karlis
and Ntzoufras (2004) |
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Health care data from the book
of Cameron and Trivedi (1998). Example 3 in Karlis and Ntzoufras (2004) |
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Football (soccer) data of the
Italian League for season 1991-92. Data were originally analysed in Karlis
and Ntzoufras (RSSD, 2003). This is example 4 in Karlis and Ntzoufras (2004). |
Help file with instructions on how to construct formulas for lm.bp and lm.dibp |
1.
Karlis, D. and Ntzoufras, I. (2004). Bivariate Poisson and Diagonal
Inflated Bivariate Poisson Regression Models in S. (submitted). Technical
Report, Department of Statistics, Athens University of Economics and Business,
Athens, Greece.
2.
Karlis, D. and Ntzoufras, I. (2003). Analysis of Sports Data Using
Bivariate Poisson Models. Journal of the Royal Statistical Society, D,
(Statistician), 52, 381 – 393.
1.
Dimitris Karlis, Department of Statistics, Athens University of
Economics and Business, Athens, Greece, e-mail: karlis@aueb.gr
.
2.
Ioannis Ntzoufras, Department of Statistics, Athens University of Economics
and Business, Athens, Greece, e-mail: ntzoufras@aueb.gr .