100+ Coalescence time PowerPoint (PPT) Presentations, Coalescence time PPTs

Coalescence time - PowerPoint PPT Presentation

Rumors , consensus and epidemics on networks

Rumors , consensus and epidemics on networks. J. Ganesh University of Bristol. Rumor spreading. Population of size n One person knows a rumor at time 0 Time is discrete In each time step, each person who knows the rumor chooses another person at random and informs them of it

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675 views • 49 slides

The Geometric Distribution

The Geometric Distribution. Probability of the 1 st success on the N th trial, given a probability, p, of success. P(Roll 1 st 6 on the i th roll) = (1 - 5/6) i-1 (1/6) P(1 st heads on the i th flip) = (1 - 1/2) i-1 (1/2). To show P(N=j) is a proper pdf:. Example.

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745 views • 17 slides

Dispersal models

Dispersal models. Continuous populations Isolation-by-distance Discrete populations Stepping-stone Island model. F ST , the fixation index , is the most important statistic used to measure the extent of population subdivision. Where :

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417 views • 12 slides

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'Coalescence time' diaporamas de présentation

Coalescence time - PowerPoint PPT Presentation

Rumors , consensus and epidemics on networks

The Geometric Distribution

Dispersal models