Results 31 to 40 of about 2,079,774 (295)
On the Validity of Neural Mass Models
Modeling the dynamics of neural masses is a common approach in the study of neural populations. Various models have been proven useful to describe a plenitude of empirical observations including self-sustained local oscillations and patterns of distant ...
Nicolás Deschle +6 more
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On a generalized population dynamics equation with environmental noise [PDF]
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Rongrong Tian, Jinlong Wei, Jiang-Lun Wu
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Habitat loss and harvesting of non-timber forest products (NTFPs) significantly affect the population dynamics. In this paper, we propose a general mathematical modelling approach incorporating the impact of habitat size reduction and non-lethal ...
Maria C. A. Leite +4 more
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Border Collision Bifurcations in a Generalized Model of Population Dynamics [PDF]
We analyze the dynamics of a generalized discrete time population model of a two‐stage species with recruitment and capture. This generalization, which is inspired by other approaches and real data that one can find in literature, consists in considering no restriction for the value of the two key parameters appearing in the model, that is, the natural
Ladino, L. +3 more
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A 2-yr field study was conducted to assess the effects of transgenic japonica rice (KMD1 and KMD2) with a synthetic cry1Ab gene from Bacillus thuingiensis Berliner on population dynamics and seasonal average densities of five thrips species including ...
Akhtar Zunnu Raen +6 more
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This study proposes a general bivariate stochastic differential equation model of population growth which includes random forces governing the dynamics of the bivariate distribution of size variables.
Martynas Narmontas +2 more
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BackgroundMental fatigue is a common and potentially debilitating state that can affect individuals’ health and quality of life.
Alejandro Acien +5 more
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Density regulation amplifies environmentally induced population fluctuations [PDF]
Background Density-dependent regulation is ubiquitous in population dynamics, and its potential interaction with environmental stochasticity complicates the characterization of the random component of population dynamics. Yet, this issue has not received
Crispin M. Mutshinda +3 more
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Dualities in population genetics: a fresh look with new dualities [PDF]
We apply our general method of duality, introduced in [Giardina', Kurchan, Redig, J. Math. Phys. 48, 033301 (2007)], to models of population dynamics.
Carinci, Gioia +3 more
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The Dynamics of Specialization and Generalization within Biological Populations
We develop an abstract model to explore specialization and generalization in task performance by individuals within biological populations. Individuals follow simple rules of increasing and decreasing task propensities that could, for example, be based on learning and forgetting.
Spencer, AJ, Couzin, ID, Franks, NR
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