Results 31 to 40 of about 4,935,448 (269)

Stock Portfolio Optimization Using a Deep Learning LSTM Model [PDF]

open access: yes2021 IEEE Mysore Sub Section International Conference (MysuruCon), 2021
Predicting future stock prices and their movement patterns is a complex problem. Hence, building a portfolio of capital assets using the predicted prices to achieve the optimization between its return and risk is an even more difficult task.
Jaydip Sen, Abhishek Dutta, Sidra Mehtab
semanticscholar   +1 more source

A New Data-Driven Distributionally Robust Portfolio Optimization Method Based on Wasserstein Ambiguity Set

open access: yesIEEE Access, 2021
Since optimal portfolio strategy depends heavily on the distribution of uncertain returns, this article proposes a new method for the portfolio optimization problem with respect to distribution uncertainty.
Ningning Du, Yankui Liu, Ying Liu
doaj   +1 more source

Fuzzy portfolio optimization problem under uncertainty conditions with application of computational intelligence methods

open access: yesSistemnì Doslìdženâ ta Informacìjnì Tehnologìï, 2020
The problem of constructing an optimal securities portfolio under uncertainty is considered along with the direct and dual problems of fuzzy portfolio optimization. The modified fuzzy portfolio optimization problem is also suggested under a constraint on
Helen Zaychenko, Yuriy Zaychenko
doaj   +1 more source

Large-Scale Portfolio Optimization Using Biogeography-Based Optimization

open access: yesInternational Journal of Financial Studies, 2023
Portfolio optimization is a mathematical formulation whose objective is to maximize returns while minimizing risks. A great deal of improvement in portfolio optimization models has been made, including the addition of practical constraints. As the number
Wendy Wijaya, Kuntjoro Adji Sidarto
doaj   +1 more source

Portfolio Optimization [PDF]

open access: yesASTIN Bulletin, 2000
AbstractBased on the profit and loss account of an insurance company we derive a probabilistic model for the financial result of the company, thereby both assets and liabilities are marked to market. We thus focus on the economic value of the company.We first analyse the underwriting risk of the company. The maximization of the risk return ratio of the
openaire   +2 more sources

Bitcoin and Portfolio Diversification: A Portfolio Optimization Approach

open access: yesJournal of Risk and Financial Management, 2021
This study investigates the performance of Bitcoin as a diversifier under different constraining portfolio optimization frameworks. The study employs different constraining optimization frameworks that seek to maximize risk-adjusted returns (Sharpe ratio)
Walid Bakry   +3 more
semanticscholar   +1 more source

Optimization of Non-Profit Projects’ Portfolio: Chosen Aspects and Assumptions [PDF]

open access: yesBiuletyn Wojskowej Akademii Technicznej, 2014
The chosen aspects and assumptions of the author’s proposal of the optimization model of the non-profit projects’ portfolio are presented. The functional model of the non-profit sector (third sector), which is the base for the further analyses, is also ...
Jacek Woźniak
doaj   +1 more source

Optimal trend-following portfolios

open access: yesJournal of Investment Strategies, 2023
This paper derives an optimal portfolio that is based on trend-following signal. Building on an earlier related article, it provides a unifying theoretical setting to introduce an autocorrelation model with the covariance matrix of trends and risk premia. We specify practically relevant models for the covariance matrix of trends.
openaire   +2 more sources

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

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

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