Results 121 to 130 of about 1,561,065 (313)

Simple Continuity Inequalities for Ruin Probability in the Classical Risk Model

open access: yes, 2016
A simple technique for continuity estimation for ruin probability in the compound Poisson risk model is proposed. The approach is based on the contractive properties of operators involved in the integral equations for the ruin probabilities.
E. Gordienko, P. Vázquez-Ortega
semanticscholar   +1 more source

Optical Wireless Communications with Metasurfaces: Current Status and Potential for Intelligent Communications

open access: yesAdvanced Photonics Research, EarlyView.
Optical wireless communications (OWCs) provide a promising alternative to spectrum‐congested microwave wireless communications. Recently, the use of metasurfaces with sub‐wavelength features for dynamic beam steering, beam manipulation, and spatial or optical‐angular‐momentum mode generation, conversion, and multiplexing in OWCs is proposed and ...
Ke Wang   +7 more
wiley   +1 more source

The ruin probability of a discrete risk model with unilateral linear dependent claims

open access: yesAIMS Mathematics
This article focuses on analyzing the finite-time ruin probability within a specific class of discrete risk models. These models incorporate dependent claims, an interest rate component, and stationary noise terms exhibiting semi-heavy-tailed behavior ...
Huifang Yuan , Tao Jiang, Min Xiao
doaj   +1 more source

Preparing Magnon–Photon Pairs in a Cavity–Magnon–Qubit System

open access: yesAdvanced Photonics Research, EarlyView.
By utilizing the photon blockade effect, hybrid magnon–photon quantum states are prepared in a cavity–magnon–qubit system. Through the analysis of correlation functions, the generated magnon–photon pairs are shown to exhibit high purity and strong correlations.
Yi Ren   +3 more
wiley   +1 more source

Single‐Layer Radially Compartmentalized Paper Chip (RCP‐Chip) for Rapid Isothermal Multiplex Detection of SARS‐CoV‐2 Gene Targets

open access: yesAdvanced Sensor Research, EarlyView.
The single‐layer RCP‐Chip enables rapid, multiplexed detection of SARS‐CoV‐2 RNA using RT‐LAMP and gold nanoparticle‐enhanced colorimetric readouts. After sample loading, amplification occurs within radially arranged chambers, allowing simultaneous detection of E and N genes.
Pavithra Sukumar   +3 more
wiley   +1 more source

Dynamic Proportional Reinsurance and Approximations for Ruin Probabilities in the Two-Dimensional Compound Poisson Risk Model

open access: yesDiscrete Dynamics in Nature and Society, 2012
We consider the dynamic proportional reinsurance in a two-dimensional compound Poisson risk model. The optimization in the sense of minimizing the ruin probability which is defined by the sum of subportfolio is being ruined.
Yan Li, Guoxin Liu
doaj   +1 more source

The Effects of Largest Claim and Excess of Loss Reinsurance on a Company’s Ruin Time and Valuation

open access: yesRisks, 2017
We compare two types of reinsurance: excess of loss (EOL) and largest claim reinsurance (LCR), each of which transfers the payment of part, or all, of one or more large claims from the primary insurance company (the cedant) to a reinsurer.
Yuguang Fan   +4 more
doaj   +1 more source

The Effect of a Threshold Proportional Reinsurance Strategy on Ruin Probabilities [PDF]

open access: yes
In the context of a compound Poisson risk model, we define a threshold proportional reinsurance strategy: A retention level k1 is applied whenever the reserves are less than a determinate threshold b, and a retention level k2 is applied in the other case.
Anna Castaner   +2 more
core   +1 more source

Mechanochemistry: Fundamental Principles and Applications

open access: yesAdvanced Science, EarlyView.
In this review, the physicochemical principles of mechanochemistry are first clarified. Based on this foundation, the research basis and cutting‐edge scientific achievements in four areas are introduced: solid‐state organic chemistry, polymers, interface science, and biomechanochemistry.
Liang Dong   +4 more
wiley   +1 more source

Dividend Problems in the Diffusion Model with Interest and Exponentially Distributed Observation Time

open access: yesJournal of Applied Mathematics, 2014
Consider dividend problems in the diffusion model with interest and exponentially distributed observation time where dividends are paid according to a barrier strategy.
Cuilian Wang, Xiao Liu
doaj   +1 more source

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