Understanding movements of organisms: it's time to abandon the Lévy foraging hypothesis
GH Pyke - Methods in Ecology and Evolution, 2015 - Wiley Online Library
Interest in L évy walks within the context of movement of organisms has recently soared, with
some now referring to this approach as the L évy walk/flight paradigm. The principal …
some now referring to this approach as the L évy walk/flight paradigm. The principal …
Assessing Lévy walks as models of animal foraging
The hypothesis that the optimal search strategy is a Lévy walk (LW) or Lévy flight, originally
suggested in 1995, has generated an explosion of interest and controversy. Long-standing …
suggested in 1995, has generated an explosion of interest and controversy. Long-standing …
Modelling the scaling properties of human mobility
Individual human trajectories are characterized by fat-tailed distributions of jump sizes and
waiting times, suggesting the relevance of continuous-time random-walk (CTRW) models for …
waiting times, suggesting the relevance of continuous-time random-walk (CTRW) models for …
Optimal diffusive search: nonequilibrium resetting versus equilibrium dynamics
We study first-passage time problems for a diffusive particle with stochastic resetting with a
finite rate r. The optimal search time is compared quantitatively with that of an effective …
finite rate r. The optimal search time is compared quantitatively with that of an effective …
Air pollutants degrade floral scents and increase insect foraging times
Flowers emit mixtures of scents that mediate plant-insect interactions such as attracting
insect pollinators. Because of their volatile nature, however, floral scents readily react with …
insect pollinators. Because of their volatile nature, however, floral scents readily react with …
Multi-scale spatio-temporal analysis of human mobility
The recent availability of digital traces generated by phone calls and online logins has
significantly increased the scientific understanding of human mobility. Until now, however …
significantly increased the scientific understanding of human mobility. Until now, however …
Survival in patchy landscapes: the interplay between dispersal, habitat loss and fragmentation
BBS Niebuhr, ME Wosniack, MC Santos, EP Raposo… - Scientific reports, 2015 - nature.com
Habitat loss and fragmentation are important factors determining animal population
dynamics and spatial distribution. Such landscape changes can lead to the deleterious …
dynamics and spatial distribution. Such landscape changes can lead to the deleterious …
Fish in Lévy-flight foraging
GM Viswanathan - Nature, 2010 - nature.com
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Long-range navigation on complex networks using Lévy random walks
AP Riascos, JL Mateos - Physical Review E—Statistical, Nonlinear, and Soft …, 2012 - APS
We introduce a strategy of navigation in undirected networks, including regular, random, and
complex networks, that is inspired by Lévy random walks, generalizing previous navigation …
complex networks, that is inspired by Lévy random walks, generalizing previous navigation …
On the random search for a randomly moving particle
MAA El-Hadidy - Journal of Taibah University for Science, 2022 - Taylor & Francis
This paper discusses some methods based on the random search problem over the bound
domain. The particle moves randomly with a bounded two-dimensional stochastic process in …
domain. The particle moves randomly with a bounded two-dimensional stochastic process in …