Results 11 to 20 of about 300,139 (276)

Polynomial Diffusions and Applications in Finance

open access: yesFinance and Stochastics, 2016
This paper provides the mathematical foundation for polynomial diffusions. They play an important role in a growing range of applications in finance, including financial market models for interest rates, credit risk, stochastic volatility, commodities ...
Filipovic, Damir, Larsson, Martin
core   +3 more sources

Mathematics and Finance [PDF]

open access: yesCommunications, 2010
This article presents how mathematical tools can be used in finance. It also shows some interconnections among several parts of mathematics as mathematical analysis, numerical analysis and financial mathematics.
Maria Kudelcikova
doaj   +2 more sources

Review of the influences of COVID-19 pandemic on tourism [PDF]

open access: yesE3S Web of Conferences, 2021
COVID-19 has become a major global pandemic since Jan 2020, which has made a deep impact on tourism industry. There is ongoing research about how the tourism industry is impacted by this global crisis.
Lin Yunzhi
doaj   +1 more source

Some applications of Sigmoid functions [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization, 2021
In numerical analysis, the process of fitting a function via given data is called interpolation. Interpolation has many applications in engineering and science.
M. A. Jafari, A. Aminataei
doaj   +1 more source

Stock Market Crisis Forecasting Using Neural Networks with Input Factor Selection

open access: yesApplied Sciences, 2022
Artificial neural networks have gained increasing importance in many fields, including quantitative finance, due to their ability to identify, learn and regenerate non-linear relationships between targets of investigation.
Felix Fuchs   +3 more
doaj   +1 more source

Heat Equation as a Tool for Outliers Mitigation in Run-Off Triangles for Valuing the Technical Provisions in Non-Life Insurance Business

open access: yesRisks, 2022
Estimating outstanding claims reserves in the non-life insurance business is often impaired by outlier-contaminated datasets. Widely used methods to eliminate outliers in non-life development triangles are either limiting the number of outliers by robust
Jan Barlak   +3 more
doaj   +1 more source

COVIX—An Index Allowing for the Assessment of the Pandemic Situation Based on Infections and Hospitalisation Data

open access: yesApplied Sciences, 2023
Monitoring and assessing the severity of the pandemic situation is one of the key challenges that public officials faced during the COVID-19 pandemic.
Michel Kschonnek   +3 more
doaj   +1 more source

Automated Generation of Test Cases for Smart Contract Security Analyzers

open access: yesIEEE Access, 2020
We address the absence of reliable tests on contract analyzers of smart contracts and present a systematic method to diversify test cases by combining smart-contract-specific bugs and static analysis barriers in this paper.
Ki Byung Kim, Jonghyup Lee
doaj   +1 more source

Quantifying Drivers of Forecasted Returns Using Approximate Dynamic Factor Models for Mixed-Frequency Panel Data

open access: yesForecasting, 2021
This article considers the estimation of Approximate Dynamic Factor Models with homoscedastic, cross-sectionally correlated errors for incomplete panel data.
Monica Defend   +5 more
doaj   +1 more source

Quadrinomial trees with stochastic volatility to value real options [PDF]

open access: yesJournal of Economics Finance and Administrative Science, 2021
Purpose – The purpose of this article is to propose a detailed methodology to estimate, model and incorporate the non-constant volatility onto a numerical tree scheme, to evaluate a real option, using a quadrinomial multiplicative recombination.
Freddy H. Marín-Sánchez   +2 more
doaj   +1 more source

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