Results 31 to 40 of about 12,022 (264)

A Model for Risk Adjustment (IFRS 17) for Surrender Risk in Life Insurance

open access: yesRisks, 2023
We propose a model for risk adjustment, in the context of IFRS 17, for surrender risk. Surrender rates are assumed to follow a stochastic process, underpinned by data.
Magnus Carlehed
doaj   +1 more source

Simulation of the Tracer Diffusion, Bulk Ordering, and Surface Reordering in F.C.C. Structures by Kinetic Mean-Field Method

open access: yesУспехи физики металлов, 2017
Tracer diffusion and ‘chemical’ (atomic) ordering processes in two face-centred cubic (f.c.c.) binary systems mimicking Ni3Al and FePt were simulated by means of the kinetic mean-field (KMF) method originally proposed by G. Martin in 1990.
V. M. Bezpalchuk, R. Kozubski, A. M. Gusak
doaj   +1 more source

A Comparison of MLE for Some Index Distributions Based on Censored Samples

open access: yesMathematics
This paper elucidates the prerequisites for maximum likelihood estimation (MLE) of parameters within the exponential and scale parameter families. Estimation of these parameters is predicated on data derived from censored samples and seeks to adhere to ...
Yunhan Liu   +4 more
doaj   +1 more source

Tests for Stochastic Orders and Mean Order Statistics [PDF]

open access: yesCommunications in Statistics - Theory and Methods, 2012
This is an Author's Accepted Manuscript of an article published in Commumications in Statistics-Theory and Methods 41.8 (2012):1497-1509 Copyright Taylor and Francis, available online at: http://www.tandfonline.com/
Berrendero Díaz, José Ramón   +1 more
openaire   +2 more sources

Simulating the progression of brain structural alterations in Parkinson’s disease

open access: yesnpj Parkinson's Disease, 2022
Considering brain structural alterations as neurodegenerative consequences of Parkinson's disease (PD), we sought to infer the progression of PD via the ordering of brain structural alterations from cross-sectional MRI observations.
Chang-hyun Park   +7 more
doaj   +1 more source

A New Extended Geometric Distribution: Properties, Regression Model, and Actuarial Applications

open access: yesMathematics, 2021
In this paper, a new modified version of geometric distribution is proposed. The newly introduced model is called transmuted record type geometric (TRTG) distribution.
Mohammed Mohammed Ahmed Almazah   +4 more
doaj   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

New Modified Burr III Distribution, Properties and Applications

open access: yesMathematical and Computational Applications, 2021
In this article, Burr III distribution is proposed with a significantly improved functional form. This new modification has enhanced the flexibility of the classical distribution with the ability to model all shapes of hazard rate function including ...
Farrukh Jamal   +5 more
doaj   +1 more source

LDAcoop: Integrating non‐linear population dynamics into the analysis of clonogenic growth in vitro

open access: yesMolecular Oncology, EarlyView.
Limiting dilution assays (LDAs) quantify clonogenic growth by seeding serial dilutions of cells and scoring wells for colony formation. The fraction of negative wells is plotted against cells seeded and analyzed using the non‐linear modeling of LDAcoop.
Nikko Brix   +13 more
wiley   +1 more source

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