Results 131 to 140 of about 131,433 (278)

Optimal time of annuitization in the decumulation phase of a defined contribution pension scheme [PDF]

open access: yes
In this paper, we consider the problem of finding the optimal time of annuitization for a retiree of a defined contribution pension scheme having the possibility of choosing her own investment and consumption strategy.
Bjarne Højgaard   +2 more
core  

Prebiotic Bimuno® GOS reduces illness symptoms and supports gut barrier function and immunity after intermittent exercise in the heat

open access: yesExperimental Physiology, EarlyView.
Abstract Exercise in hot climates increases the risk of gastrointestinal (GI) disruption and respiratory illness. We investigated the effects of a 42 day prebiotic intervention on markers of intestinal epithelial injury, GI discomfort and immunity following football specific exercise in the heat and daily upper respiratory illness.
Connor J. Parker   +6 more
wiley   +1 more source

AN EXAMINATION OF THE GREEN STOCK PORTFOLIO IN CONNECTION WITH THE 2024 INDONESIAN REPUBLIC PRESIDENTIAL GENERAL ELECTION

open access: yesBarekeng
The presidential election of the Republic of Indonesia occurs on a frequency of once every five years. The present work investigated the impact of the 2024 Presidential Election on the performance of the optimal stock portfolio constructed by K-Means ...
Evy Sulistianingsih   +6 more
doaj   +1 more source

Asset Allocation under Hierarchical Clustering [PDF]

open access: yes
This paper proposes a clustering asset allocation scheme which provides better risk-adjusted portfolio performance than those obtained from traditional asset allocation approaches such as the equal weight strategy and the Markowitz minimum variance ...
Dietmar Maringer, Jin Zhang
core  

A deep learning‐enabled toolkit for the 3D segmentation of ventricular cardiomyocytes

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend 3D cardiomyocyte segmentation enables comprehensive analyses of myocardial microstructure in health and disease; however, it is technically demanding. We present an open‐source toolkit for this task, which reduces challenges associated with sample preparation, image restoration, segmentation and proofreading.
Joachim Greiner   +6 more
wiley   +1 more source

Artificial intelligence‐powered plant phenomics: Progress, challenges, and opportunities

open access: yesThe Plant Phenome Journal, Volume 9, Issue 1, December 2026.
Abstract Artificial intelligence (AI), a key driver of the Fourth Industrial Revolution, is being rapidly integrated into plant phenomics to automate sensing, accelerate data analysis, and support decision‐making in phenomic prediction and genomic selection.
Xu Wang   +12 more
wiley   +1 more source

Testing for the best alternative with an application to performance measurement [PDF]

open access: yes
Suppose that we are searching for the maximum of many unknown and analytically untractable quantities or, say, the 'best alternative' among several candidates.
Frahm, Gabriel
core  

Anchoring Bias in the Tradeoff Procedure Within Multi‐Attribute Value Theory

open access: yesJournal of Behavioral Decision Making, Volume 39, Issue 2, April 2026.
ABSTRACT Eliciting the weights of attributes is a key step in multi‐attribute decision‐making methods. The weights usually represent the relative importance of the attributes or the tradeoffs among them in forming a decision. Various weight elicitation methods exist, each based on different assumptions and procedures.
Geqie Sun, Maarten Kroesen, Jafar Rezaei
wiley   +1 more source

Structured portfolio analysis under SharpeOmega ratio

open access: yes, 2012
This paper deals with performance measurement of financial structured products. For this purpose, we introduce the SharpeOmega ratio, based on put as downside risk measure.
Hentati, Rania, Prigent, Jean-Luc
core   +1 more source

Combined Effects of Fat‐Tail and Spread Forecasting on Pairs Trading: A Hybrid Model Based on Integrating VAR With GRU Models

open access: yesJournal of Forecasting, Volume 45, Issue 3, Page 1110-1128, April 2026.
ABSTRACT Pairs trading, a popular algorithmic trading strategy, exploits the short‐term price difference (spread) between two comoving assets. Empirically, the spread distribution of most assets in pairs trading has a fat‐tail characteristic that does not follow a normal distribution.
Yuhee Kwon, Youngsoo Choi
wiley   +1 more source

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