branching process


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branching process

[′branch·iŋ ′präs·əs]
(statistics)
A stochastic process in which the members of a population may have offspring and the lines of descent branch out as the new members are born.
References in periodicals archive ?
In our study, we use a branching process model to estimate the probability distribution of outbreak sizes resulting from the introduction of an Ebola case to a new country where the reproductive number R (i.
The branching process improves by using of polyfunctional monomer [19, 21, 22] and the materials known as iniferters such as Thiuram disulfides [23-25] and dithiocarbamates [26].
The object was a table inspired by the tree-like structures found in nature, which is an example of a branching process that is commonly encountered in complex systems in theoretical physics," he said.
The inflorescence architecture is determined by the branching process (Benlloch et al.
Some reporting their own research and others surveying the literature, they cover record statistics, characterizing distributions through bivariate regression on differences of records, regenerative branching processes, conditional limit theorems for a continuous time and state branching process, large families and exceedances in branching processes, offspring extremes in branching processes, and statistical inferences for branching processes.
Keywords: Stochastic L-system, multitype branching process, phase-type, generating functions, plant development, plant growth models, GreenLab
This branching process model assumes that all taxa are equally likely to divide at any moment in time and that each speciation event is independent of all others.
As the Monte Carlo moves are made, what is called a mathematical branching process is used to correct the guesses importance function.
Most importantly, branching processes failed that would normally be needed to rotate the branching process into the third dimension--essential to developing a three-dimensional organ.
The project has three components: (1) a study of variation in longevity, focusing on perturbation analysis of Markov chain models for mortality, (2) an analysis of the reward structure of populations, to quantify individual stochasticity in reproduction and other properties, and (3) the development of models to incorporate heterogeneity and stochasticity into branching process models and diffusion models.
be a branching process evolving in the random environment generated by a sequence of iid generating functions [f.
For example, a random sample from the set of all possible "ordered histories" (Harding 1971) can be generated using a commonly used model of speciation, the Markovian branching process (e.