Results 111 to 120 of about 2,559 (193)

Non-stationarity of runoff and sediment load and its drivers under climate change and anthropogenic activities in Dongting Lake Basin

open access: yesScientific Reports
Analysing non-stationarity in runoff and sediment load is crucial for effective water resource management in the Dongting Lake basin amid climate change and human impacts.
Ting Wang   +8 more
doaj   +1 more source

Evolutions of Omni‐Channel Fulfillment Performance: An In‐Depth Case Study in Grocery Retailing

open access: yesJournal of Operations Management, EarlyView.
ABSTRACT The rapid adoption of omni‐channel strategies has prompted grocery retailers to reconfigure their back‐end fulfillment operations to efficiently and effectively meet the demands of online and offline retail channels. Viewing back‐end fulfillment operations in omni‐channel grocery retail as a complex adaptive system, we present an eight‐year ...
Stuart Milligan   +4 more
wiley   +1 more source

NExT‐LF: A Novel Operational Modal Analysis Method via Tangential Interpolation

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT Operational modal analysis (OMA) is vital for identifying modal parameters under real‐world conditions, yet existing methods often face challenges with noise sensitivity and stability. This study introduces NExT‐LF, a novel method that combines the well‐known Natural Excitation Technique (NExT) with the Loewner Framework (LF). NExT enables the
Gabriele Dessena   +3 more
wiley   +1 more source

Knowledge Gradient Procedure to Select the Best System Under Pairwise Comparisons

open access: yesNaval Research Logistics (NRL), EarlyView.
ABSTRACT This article considers fixed‐budget ranking and selection (R&S) problems where the performance of alternative designs can only be assessed through pairwise comparisons, a setting encountered in many applications, including player ranking in games, sports tournaments, recommender systems, image‐based search, public choice models such as voting ...
Dongyang Li   +4 more
wiley   +1 more source

General mechanisms for a top–down origin of the predator–prey power law

open access: yesOikos, EarlyView.
The ratio of predator‐to‐prey biomass density is not constant along ecological gradients: denser ecosystems tend to have fewer predators per prey, following a scaling relation known as the ‘predator–prey power law'. The origin of this surprisingly general pattern, particularly its connection with environmental factors and predator–prey dynamics, is ...
Onofrio Mazzarisi   +2 more
wiley   +1 more source

Harmonizing direct and indirect anthropogenic land carbon fluxes indicates a substantial missing sink in the global carbon budget since the early 20th century

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The global carbon budget provides annual updates to society on the main cause of climate change—CO2 emissions—and quantifies carbon‐uptake ecosystem services provisioned by the biosphere. We show that more consistent assumptions in the estimates of land‐atmosphere carbon exchange results in a global carbon budget that is imbalanced (gains do not equal ...
Anthony P. Walker   +7 more
wiley   +1 more source

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