Results 31 to 40 of about 146 (118)

Monotone Empirical Bayes Estimators for the Reproduction Number in Borel-Tanner Distribution [PDF]

open access: yes, 2017
[Yanev George P.; Янев Георги П.]We construct a monotone version of an empirical Bayes estimator for the parameter of the Borel-Tanner distribution. Some properties of the estimator’s regret risk are illustrated through simulations.
Yanev, George P., Colson, Roberto
core  

On long time almost sure asymptotics of renormalized branching diffusion processes

open access: yes, 2003
. – We are concerned with the long time behavior of branching diffusion processes. We give a partial answer to the following question: given a smooth density g0, a branching rate and a spatial motion, does there exist a (nonspatially homogeneous) binary ...
Bernard Roynette   +3 more
core   +1 more source

Robust Estimation in Multitype Branching Processes Based on their Asymptotic Properties [PDF]

open access: yes, 2011
2000 Mathematics Subject Classification: 60J80.In this work we propose two procedures for robust estimation of the individual distributions of multitype discrete-time Galton-Watson branching processes with an increasing number of ancestors, using the ...
Atanasov, Dimitar, Stoimenova, Vessela
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Branching Processes in Autoregressive Random Environment [PDF]

open access: yes, 2009
2000 Mathematics Subject Classification: 60J80, 60K05.We consider the model of alternating branching processes where two Markov branching processes act alternately at random observation and treatment times. The sequences of cycles (observation, treatment)
Mayster, Penka
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On a Maximal Sequence Associated with Simple Branching Processes

open access: yes, 1996
[Rahimov Ibrahim; Рахимов Ибрахим]; [Yanev George; Янев Георги]AMS 1991 subject classification: primary 60J80, secondary ...
Rahimov, Ibrahim, Yanev, George
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Critical Markov Branching Processes with Non-Homogeneous Poisson Immigration [PDF]

open access: yes, 2017
[Mitov Kosto V.; Митов Косто В.]; [Yanev Nikolay M.; Janev N. M.; Janev Nikolaj; Янев Николай М.]The paper deals with critical Markov branching processes with infinite offspring variance allowing an immigration component at the jump points of a time ...
Mitov, Kosto V., Yanev, Nikolay M.
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Individual Based Model with Competition in Spatial Ecology

open access: yes, 2009
. We analyze an interacting particle system with a Markov evolution of birth-and-death type. We have shown that a local competition mechanism (realized via a density dependent mortality) leads to a globally regular behavior of the population in course of
Finkelshtein, Dmitri   +5 more
core   +1 more source

Maximal Number of Successors in a Nginar(1) Process [PDF]

open access: yes, 2011
2000 Mathematics Subject Classification: 60J80, 60J20, 60J10, 60G10, 60G70, 60F99.In this paper we obtain upper and lower bounds for normalized sequences of maxima, associated with a stationary integer-valued autoregressive process of first order with ...
K. Mitov, Ivan, K. Jordanova, Pavlina
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Time spent in a ball by a critical branching random walk

open access: yes, 2022
We study a critical branching random walk on Z d. We focus on the tail of the time spent in a ball, and our study, in dimension four and higher, sheds new light on the recent result of Angel, Hutchcroft and Jarai [AHJ21], in particular on the special ...
Schapira, Bruno, Asselah, Amine
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Limit Theorems for Some Classes of Alternating Regenerative Branching Processes [PDF]

open access: yes, 2017
[Mitov Kosto V.; Митов Косто В.]; [Yanev Nikolay M.; Janev N. M.; Janev Nikolaj; Янев Николай М.]In this paper we propose and study three new classes of alternating regenerative (AR) branching processes.
Mitov, Kosto V., Yanev, Nikolay M.
core  

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