Results 41 to 50 of about 4,569,395 (350)

Robustness-based portfolio optimization under epistemic uncertainty

open access: yesJournal of Industrial Engineering International, 2018
In this paper, we propose formulations and algorithms for robust portfolio optimization under both aleatory uncertainty (i.e., natural variability) and epistemic uncertainty (i.e., imprecise probabilistic information) arising from interval data ...
Md. Asadujjaman, Kais Zaman
doaj   +1 more source

Formation of the optimal portfolio of insurer’s services of the voluntary types of insurance [PDF]

open access: yesInsurance Markets and Companies, 2016
The article studies the possibility of using optimization modelling to form the optimal structure of insurance services’ portfolio of insurance companies.
Valentyna Levchenko, Myroslav Ostapenko
doaj   +1 more source

Portfolio optimization based on neural networks sensitivities from assets dynamics respect common drivers

open access: yesMachine Learning with Applications, 2023
We present a framework for modeling asset and portfolio dynamics, incorporating this information into portfolio optimization. We define drivers for asset and portfolio dynamics and their optimal selection. For this framework, we introduce the Commonality
Alejandro Rodriguez Dominguez
doaj   +1 more source

Portfolio Optimization-Based Stock Prediction Using Long-Short Term Memory Network in Quantitative Trading

open access: yesApplied Sciences, 2020
In quantitative trading, stock prediction plays an important role in developing an effective trading strategy to achieve a substantial return. Prediction outcomes also are the prerequisites for active portfolio construction and optimization. However, the
Van-Dai Ta   +2 more
semanticscholar   +1 more source

Algorithm Portfolios for Noisy Optimization [PDF]

open access: yes, 2015
Noisy optimization is the optimization of objective functions corrupted by noise. A portfolio of solvers is a set of solvers equipped with an algorithm selection tool for distributing the computational power among them.
Baptiste, Rozière   +3 more
core   +4 more sources

A bibliometric analysis and visualization of the scientific publications on multi-period portfolio optimization: From the current status to future directions [PDF]

open access: yesAccounting
Portfolio optimization is a widely recognized strategy for investing that involves selecting a combination of assets that offers the optimal balance between potential gains and volatility.
Arman Khosravi   +2 more
doaj   +1 more source

Portfolio Optimization Efficiency Test Considering Data Snooping Bias

open access: yesBusiness Systems Research, 2020
Background: In the portfolio optimization area, most of the research is focused on insample portfolio optimization. One may ask a rational question of what the efficiency of the portfolio optimization strategy is and how to measure it.
Kresta Aleš, Wang Anlan
doaj   +1 more source

Portfolio optimization under a minimax rule revisited

open access: yesOptimization, 2021
In this paper, we revisit the bi-criteria portfolio optimization model where the short selling is permitted, and a trade-off is sought between the expected return rate of a portfolio and the maximum of the uncertainty measured by a general deviation ...
K. Meng   +3 more
semanticscholar   +1 more source

Portfolio Optimization at Damascus Securities Exchange: A Fractal Analysis Approach

open access: yesCogent Economics & Finance, 2023
This paper adopts the fractal analysis approach, specifically a Hurst exponent index in portfolio optimization at the Damascus Securities Exchange (DSE).
Kinda Dooba, Sulaiman Mouselli
doaj   +1 more source

Method for solving the multi-criteria non-Markov problem of project portfolio optimization

open access: yesРадіоелектронні і комп'ютерні системи, 2022
The subject of the study in this paper is models and methods of optimization of the organization's project portfolio for the planning period, considering the effects of the previously made decisions.
Igor Kononenko, Anhelina Korchakova
doaj   +1 more source

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