Search Results for author: Ricardo Martinez-Garcia

Found 6 papers, 1 papers with code

Pulsed interactions unify reaction-diffusion and spatial nonlocal models for biological pattern formation

no code implementations13 Nov 2023 Eduardo H. Colombo, Ricardo Martinez-Garcia, Justin M. Calabrese, Cristóbal López, Emilio Hernández-García

The emergence of a spatially-organized population distribution depends on the dynamics of the population and mediators of interaction (activators and inhibitors).

Movement bias in asymmetric landscapes and its impact on population distribution and critical habitat size

1 code implementation10 Jun 2023 Vivian Dornelas, Pablo de Castro, Justin M. Calabrese, William F. Fagan, Ricardo Martinez-Garcia

In this scenario, the critical habitat size depends on both the relative position of the preferred location and the movement bias intensities.

Demographic effects of aggregation in the presence of a component Allee effect

no code implementations22 May 2023 Daniel Cardoso Pereira Jorge, Ricardo Martinez-Garcia

However, existing spatial models to study the Allee effect impose a fixed spatial structure, which limits our understanding of how a component Allee effect and the spatial dynamics jointly determine the existence of demographic Allee effects.

Integrating theory and experiments to link local mechanisms and ecosystem-level consequences of vegetation patterns in drylands

no code implementations18 Jan 2021 Ricardo Martinez-Garcia, Ciro Cabal, Justin M. Calabrese, Emilio Hernández-García, Corina E. Tarnita, Cristóbal López, Juan A. Bonachela

Second, we discuss potential empirical tests via manipulative experiments to identify pattern-forming mechanisms and link them to specific desertification dynamics.

Enhanced species coexistence in Lotka-Volterra competition models due to nonlocal interactions

no code implementations11 Dec 2020 Gabriel Andreguetto Maciel, Ricardo Martinez-Garcia

We introduce and analyze a spatial Lotka-Volterra competition model with local and nonlocal interactions.

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