Results 231 to 240 of about 90,668 (272)

Joint analysis of dispersed count‐time data using a bivariate latent factor model

open access: yesBritish Journal of Mathematical and Statistical Psychology, Volume 79, Issue 1, Page 207-228, February 2026.
Abstract In this study, we explore parameter estimation for a joint count‐time data model with a two‐factor latent trait structure, representing accuracy and speed. Each count‐time variable pair corresponds to a specific item on a measurement instrument, where each item consists of a fixed number of tasks.
Cornelis J. Potgieter   +3 more
wiley   +1 more source

Environmental Filtering Correlates More Strongly With Taxonomic and Functional Beta Diversity of Phytoplankton Assemblages Than Spatial Structuring in a High‐Altitude River–Lake System

open access: yesFreshwater Biology, Volume 71, Issue 2, February 2026.
ABSTRACT Understanding overall beta diversity (βtotal) and its components—species replacement (βrepl) and richness difference (βrich)—is essential for disentangling the mechanisms that structure aquatic communities. However, it remains poorly understood how taxonomic and functional beta diversity correlate with environmental and spatial processes in ...
Bingru Zhou   +5 more
wiley   +1 more source

Well‐Posedness and Pattern Formation in a Two‐Species Reaction–Diffusion System with Nonlocal Perception

open access: yesStudies in Applied Mathematics, Volume 156, Issue 2, February 2026.
ABSTRACT Nonlocal perceptual cues, such as visual, auditory, and olfactory signals, profoundly influence animal movement and the emergence of ecological patterns. To capture these effects, we introduce a two‐species reaction–diffusion system with mutual nonlocal perception on a two‐dimensional periodic domain.
Yaqi Chen, Ben Niu, Hao Wang
wiley   +1 more source

Weighted inequalities for the two-dimensional Laplace Transform

open access: yesWeighted inequalities for the two-dimensional Laplace Transform
openaire  

Generalized Hyers–Ulam Stability of Laplace Equation With Neumann Boundary Condition in the Upper Half‐Space

open access: yesMathematical Methods in the Applied Sciences, Volume 49, Issue 2, Page 521-530, 30 January 2026.
ABSTRACT This paper investigates the generalized Hyers–Ulam stability of the Laplace equation subject to Neumann boundary conditions in the upper half‐space. Traditionally, Hyers–Ulam stability problems for differential equations are analyzed by examining the system's error, particularly in relation to a forcing term.
Dongseung Kang   +2 more
wiley   +1 more source

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