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Conway–Maxwell–Poisson distribution
URI:
https://gptkb.org/entity/Conway–Maxwell–Poisson_distribution
GPTKB entity
Statements (27)
Predicate
Object
gptkbp:instanceOf
gptkb:organization
gptkbp:alsoKnownAs
gptkb:COM-Poisson_distribution
gptkbp:application
biostatistics
ecology
marketing
queueing theory
actuarial science
traffic modeling
gptkbp:citation
gptkb:Conway,_J._H.;_Maxwell,_W._L._(1962)._'A_queuing_model_with_state_dependent_service_rates.'_Journal_of_Industrial_Engineering.
gptkbp:generalizes
gptkb:Poisson_distribution
gptkbp:hasModel
over-dispersed count data
under-dispersed count data
https://www.w3.org/2000/01/rdf-schema#label
Conway–Maxwell–Poisson distribution
gptkbp:introducedIn
1962
gptkbp:namedAfter
gptkb:John_Horton_Conway
gptkb:William_L._Maxwell
gptkbp:normalizationConstant
Z(lambda, nu) = sum_{j=0}^∞ (lambda^j)/(j!)^nu
gptkbp:parameter
lambda
nu
gptkbp:probabilityMassFunction
P(X=k) = (lambda^k) / (k!)^nu * 1/Z(lambda, nu)
gptkbp:reduces
Bernoulli distribution when nu→∞
Poisson distribution when nu=1
geometric distribution when nu=0, lambda<1
gptkbp:supports
non-negative integers
gptkbp:usedFor
modeling count data
gptkbp:bfsParent
gptkb:John_Horton_Conway
gptkbp:bfsLayer
5