Results 151 to 160 of about 913,345 (341)

A Doob-type maximal inequality and its applications to various stochastic processes [PDF]

open access: yesarXiv, 2018
We generalize the notion of the submartingale property and Doob's inequality. Furthermore, we show how the latter leads to new inequalities for several stochastic processes: certain time series, Levy processes, random walks, processes with independent increments, branching processes and continuous state branching processes, branching diffusions and ...
arxiv  

Point process convergence for branching random walks with regularly varying steps [PDF]

open access: yes, 2016
We consider the limiting behaviour of the point processes associated with a branching random walk with supercritical branching mechanism and balanced regularly varying step size.
Bhattacharya, Ayan   +2 more
core  

Incidence of and Risk of Mortality After Hip Fractures in Rheumatoid Arthritis Relative to the General Population

open access: yesArthritis Care &Research, Volume 77, Issue 5, Page 604-613, May 2025.
Objective Osteoporosis, a known complication of rheumatoid arthritis (RA), increases the risk of hip fracture, which is associated with high morbidity and mortality. Fracture risk estimates in patients with RA treated with contemporary treatment strategies are lacking.
C. Allyson Jones   +5 more
wiley   +1 more source

The Kolmogorov equation in the stochastic fragmentation theory and branching processes with infinite collection of particle types

open access: yesAbstract and Applied Analysis, 2006
The stochastic model for the description of the so-called fragmentation process in frameworks of Kolmogorov approach is proposed. This model is represented as the branching process with continuum set (0,∞) of particle types. Each type r∈(0,∞) corresponds
R. Ye. Brodskii, Yu. P. Virchenko
doaj   +1 more source

On a class of Time-fractional Continuous-state Branching Processes [PDF]

open access: yesMarkov Processes and Related Fields, Vol. 23 (4), 591-607, 2017, 2017
We propose a class of non-Markov population models with continuous or discrete state space via a limiting procedure involving sequences of rescaled and randomly time-changed Galton--Watson processes. The class includes as specific cases the classical continuous-state branching processes and Markov branching processes.
arxiv  

“It's Just Good Science”: A Qualitative Study Exploring Equity, Diversity, and Inclusion in Canadian Arthritis Research

open access: yesArthritis Care &Research, EarlyView.
Objective Despite knowledge that health outcomes vary according to patient characteristics, identity, and geography, including underrepresented populations in arthritis research remains a challenge. We conducted interviews to explore how researchers in arthritis have used equity, diversity, and inclusion (EDI) principles to inform their research ...
Megan M. Thomas   +8 more
wiley   +1 more source

Forecasting the action of CAR-T cells against SARS-corona virus-II infection with branching process. [PDF]

open access: yesModel Earth Syst Environ, 2022
Al-Utaibi KA   +5 more
europepmc   +1 more source

A generating function approach to branching random walks [PDF]

open access: yesarXiv, 2015
It is well known that the behaviour of a branching process is completely described by the generating function of the offspring law and its fixed points. Branching random walks are a natural generalization of branching processes: a branching process can be seen as a one-dimensional branching random walk.
arxiv  

Metabolic Consequences of Rheumatoid Arthritis

open access: yesArthritis Care &Research, EarlyView.
Patients with rheumatoid arthritis (RA) may have metabolic disruption, which can contribute to adverse long‐term outcomes, for multiple reasons. Patients with RA appear to have a higher risk of sarcopenia, type 1 and type 2 diabetes mellitus, metabolic syndrome, and hypertension. Systemic inflammation in RA can cause a “lipid paradox,” with reduced low‐
Stevie Barry   +2 more
wiley   +1 more source

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