• Population dynamics has commonly been explored in high-school and undergraduate-level courses in ecology. (scirp.org)
  • The techniques used for teaching population dynamics can provide students with the required basic information for learning fundamental concepts in population ecology. (scirp.org)
  • However, population dynamics is a complex branch of population ecology that has an essentially quantitative nature. (scirp.org)
  • In this study, we propose an alternative methodology for teaching basic concepts of population ecology at the high-school and undergraduate levels, using mathematical models and numerical simulations on a microcomputer. (scirp.org)
  • Population ecology: An introduction to computer simulations. (scirp.org)
  • We conceive of the coupling of agents as 'spatial,' and consequently also draw some direction from physical systems modeling traditions in ecology and geography. (ucr.edu)
  • In many areas of the social sciences, distance and connection regularly figure into models of dynamics (E.g. demography and ecology, network analysis). (ucr.edu)
  • We conclude that cross-level tests help detect gaps in current individual-level theories and ultimately will lead to theory development and the establishment of a generic basis for individual-based models and ecology. (ufz.de)
  • Particularly within ecology, ABMs are also called individual-based models ( IBMs ). (wikipedia.org)
  • [1] A review of recent literature on individual-based models, agent-based models, and multiagent systems shows that ABMs are used in many scientific domains including biology , ecology and social science . (wikipedia.org)
  • Population dynamics: specialisation in population ecology theories, population ecology for small and fragmented populations (metapopulation ecology), population ecology and population distribution in heterogeneous landscapes, and 'source-sink' models. (lu.se)
  • Scientific analytical methods: vulnerability analysis (basic analytical methods on the viability of populations, 'Population Viability Analyses'), models in harvest theory, the scientific basis for creation of wildlife preserves, behavioural indicators in conservation biology, statistical analysis of population trends, and evaluation of conservation ecology studies. (lu.se)
  • Our group at the IAC consists of experienced researchers in cosmological simulations, dynamical studies, stellar populations and morphological properties of galaxies up to high redshift. (iac.es)
  • Although valid for short time periods, in simulations of a longer duration population dynamics may become an important factor. (igem.org)
  • We conclude the paper by presenting some numerical simulations of the model and we observe the formation of colonies. (elsevierpure.com)
  • Model simulations were compared with results from a field manipulation experiment of H. polygyrus in replicated populations of A. flavicollis. (fmach.it)
  • Various modeling assumptions for spatial interactions are discussed, as well as numerical and implementation details to achieve accurate and efficient simulations of these systems of discretized partial differential equations. (ncsu.edu)
  • Once formulated, kinetic models can be executed in terms of molecular rate equations for concentrations or by stochastic simulations when only a limited number of copies are involved. (lu.se)
  • We study the Galactic Center structures from a wide range of perspectives: from chemical, stellar, and dynamical evolution, to the development of hydrodynamical and N-body dynamical models, to the next generation of zoom-in galaxy formation simulations. (lu.se)
  • Modelling, simulations and forecasting are important components of the demographic toolkit. (lu.se)
  • The transition is made from the model specified by the vector ordinary differential equation to the corresponding stochastic model. (rudn.ru)
  • A comparative analysis of deterministic and stochastic models with competition and trophic chains is carried out. (rudn.ru)
  • A Bayesian estimation approach is used based on a structural model that mirrors the previous approach, and an observation model that reflects the systematic and stochastic characteristics of each of the unique types of data sources. (cdc.gov)
  • Mosquito populations are described in a stochastic compartmental setup in terms of reaction norms depending on the available food in the environment. (lu.se)
  • In this mini-review, we discuss three important classes of approaches for modeling cellular dynamics within heterogeneous tumors: agent-based models, population dynamics, and multiscale models. (vanderbilt.edu)
  • In this population-based study, named the Kopanyo Study, we used a multidisciplinary approach combining classic epidemiologic approaches (i.e., relying on the behavioral, clinical, demographical, geospatial, social, and temporal characteristics of cases) with mycobacterial genetics to describe TB transmission in 2 large districts in Botswana. (cdc.gov)
  • Systems dynamics' is a particular 'school' of social science approaches to the application of non-linear differential equation modeling. (ucr.edu)
  • In recent years, more of the social science modeling community has become engaged with 'agent-based' approaches, linked closely to the growth of interest in 'complexity' and 'emergence. (ucr.edu)
  • Each of the modelling approaches have been considered in separate contexts, mainly due to the differing aspects of the system they are concerned with. (igem.org)
  • To introduce basic approaches to the analysis of differential-equation/difference-equation models. (bath.ac.uk)
  • Reductionist and autecological approaches have been accompanied by more abstract generalisation, including phytoplankton viewed as a model community. (bioone.org)
  • demiologists who specialize in smallpox and experts in bioterrorism response and health policy and has led to the The overall conclusion of the meeting was that models parallel development of models with different technical can be of great value, provided that their strengths and approaches but standardized scenarios, parameter ranges, weaknesses are clearly understood. (cdc.gov)
  • A range of approaches, including statistical modelling, mathematical modelling and spatial analysis, have been applied to demonstrate relationships between dengue and climate variables and to predict dengue cases and outbreaks. (who.int)
  • The course covers issues such as characterizing duration distributions and common parametric families, observation schemes (censoring and truncation), nonparametric approaches, basic hazard regression (proportional hazards), the Cox PH model and model diagnostics, discrete-time hazard regression, piece-wise constant hazard model, non-proportional hazards models, and unobserved heterogeneity. (lu.se)
  • LPJ-GUESS is a flexible framework for modelling the structure and dynamics of terrestrial ecosystems at landscape, regional and global scales. (lu.se)
  • Output data from the model include current values of state variables, as well as biogeochemical fluxes of CO2 and H2O from ecosystems to the atmosphere or hydrosphere (Figure 1). (lu.se)
  • The potential output of the model include current values of the ecosystem state variables (e.g. biomass for different plant functional types, PFTs) as well as biogeochemical fluxes of CO2 and H2O from ecosystems to the atmosphere or hydrosphere. (lu.se)
  • Spatial resolution is relevant for many processes in population dynamics because it may give rise to heterogeneity. (mit.edu)
  • Our model matched closely with observed patterns of the real tiger population in the park, including reproduction, mortality, dispersal, resource selection, male and female land tenure, territory size and spatial distribution, and tiger population size and age structure. (princeton.edu)
  • In this paper, we construct a model to describe the spatial motion of a monolayer of cells occupying a two-dimensional dish. (elsevierpure.com)
  • Compartment models of zombification are extended to spatially-distributed population models, allowing for modeling of mobile human and zombie populations within a spatial domain. (ncsu.edu)
  • However, the effects of toxins on the reproduction and mortality of aquatic populations can be delayed in reality. (aimspress.com)
  • The results show that the delayed effect on the reproduction of aquatic populations does not affect the stability of the interior equilibrium, but the delayed effect on the mortality of aquatic populations can destabilize the interior equilibrium. (aimspress.com)
  • Further assumptions on food-dependent mortality of juveniles were needed to capture the population dynamics after the initial population peak. (ufz.de)
  • the whole brook was electro-fished each year in November and using a growth model and estimated rates of mortality, the production in the total brook was found ranging from 12.0 to 16.6 g. wet wt. (dtu.dk)
  • Using an individual‐based forest model (FORMIND), we evaluate the long‐term consequences of increased pre and post‐dispersal seed mortality on the future forest biomass retention of a Brazilian northeastern Atlantic forest. (ufz.de)
  • Themes covered include sources and methods of historical demography (vital registration (parish or civic registration records), family reconstitution, and census-like data), the pre-transitional population system in Europe, the Malthusian system in theory and reality, the Eurasia project on population and family history (comparative analyses of micro-level demography in historical communities in Sweden, Belgium, Japan, Italy and China with a focus on mortality and fertility), and the demographic transition. (lu.se)
  • This raises the question how the implies that some populations produce more flycatcher populations in these marginal habitats recruits than needed to cover mortality and popu- behave during a period of population decline. (lu.se)
  • Plasmid persistence in bacterial populations is strongly influenced by the fitness effects associated with plasmid carriage. (nature.com)
  • Incorporating our fitness results into a simple population dynamics model revealed a new set of conditions for plasmid stability in bacterial communities, with plasmid persistence increasing with bacterial diversity and becoming less dependent on conjugation. (nature.com)
  • These fitness costs make it difficult to explain how plasmids are maintained in bacterial populations over the long-term in the absence of selection for plasmid-encoded traits, a puzzle known as "the plasmid-paradox" 10 . (nature.com)
  • To fully understand plasmid persistence in natural bacterial populations, it will be necessary to address these limitations. (nature.com)
  • Can we replicate results like [http://www.nature.com/doifinder/10.1038/368046a0 Generic modelling of cooperative growth patterns in bacterial colonies] and [http://www.pnas.org/content/93/25/14225.full Symmetries in bacterial motility]? (igem.org)
  • Can we replicate results like Generic modelling of cooperative growth patterns in bacterial colonies and Symmetries in bacterial motility ? (igem.org)
  • Since the focus is analysis of data, the choice of projects spans many subjects from analysing bacterial evolution, to modelling the spread of disease. (findaphd.com)
  • Bacterial population dynamics in dairy waste during aerobic and anaerobic treatment and subsequent storage. (cdc.gov)
  • The objective of this study was to model a typical dairy waste stream, monitor the chemical and bacterial population dynamics that occur during aerobic or anaerobic treatment and subsequent storage in a simulated lagoon, and compare them to those of waste held without treatment in a simulated lagoon. (cdc.gov)
  • The bacterial population structure of waste before and after treatment was monitored using 16S rRNA gene sequence libraries. (cdc.gov)
  • Both treatments had unique effects on the bacterial population structure of waste. (cdc.gov)
  • By developing a general approach that combines theory, experiment and simulation, we reveal, in molecular detail, the mechanisms of Aβ42 oligomer dynamics during amyloid fibril formation. (nih.gov)
  • This tradition has a rich tool-kit for understanding, by modeling and simulation experiments, systems that tend to be fairly complicated in terms of numbers of variables and complicated functional relations among them. (ucr.edu)
  • Incorporating this behaviour would also make the simulation framework suitable for wider areas of bacteria study, specifically in understanding colony dynamics related to growth and movement. (igem.org)
  • Now, having working models for each, it would be possible to bring these together with the aim of improving simulation accuracy and allowing for the internal cellular dynamics to be studied in an ever changing physical environment. (igem.org)
  • [2] Agent-based modeling is related to, but distinct from, the concept of multi-agent systems or multi-agent simulation in that the goal of ABM is to search for explanatory insight into the collective behavior of agents obeying simple rules, typically in natural systems, rather than in designing agents or solving specific practical or engineering problems. (wikipedia.org)
  • The "slow" processes of individual allocation and growth, population dynamics and disturbance are implemented once each simulation year (Figure 1). (lu.se)
  • The simulation begins with "bare ground," which means that the modelled area is empty, with no vegetation present. (lu.se)
  • The first phase of the simulation is known as the spinup , and normally takes 1000 years in population mode, or three times the generic disturbance interval in cohort or individual mode (see Section 2.3). (lu.se)
  • We consider the Moran model with recombination, which describes the evolution of the genetic composition of a population under recombination and resampling. (tue.nl)
  • Computer exercises with applications of these models, e g extinction risks in small populations, models in harvest theory, PVA, effects of habitat destruction, or genetic drift models. (lu.se)
  • The discrete time population model is the most appropriate mathematical description of life histories of organism. (degruyter.com)
  • Equilibrium and stability conditions for these dynamics are determined, as well as the feasibility of achieving these conditions during a potential zombie outbreak. (ncsu.edu)
  • We find that when species are far from an eco-evolutionary equilibrium, faster-evolving species reach higher population sizes, and when species are close to an equilibrium, slower-evolving species are more successful. (lu.se)
  • In this paper, we use an infinite-dimensional simplex as a minimal model of space in which heterogeneity is realized, but neighbourhood is trivial and study the coexistence of viral traits in a SIRS - model. (mit.edu)
  • Recent advances in high-throughput experimentation have produced a wealth of data on tumor heterogeneity and researchers are increasingly turning to mathematical modeling to aid in the interpretation of these complex datasets. (vanderbilt.edu)
  • We propose an approach to the quantitative modelling of crowd dy- namics, viz. (easychair.org)
  • As cell and molecular biology is becoming increasingly quantitative, there is an upsurge of interest in mechanistic modeling at different levels of resolution. (lu.se)
  • The ecological detective: Monographs in population biology. (scirp.org)
  • Ecological Modelling , 312 , 347-362. (princeton.edu)
  • The results on the search for optimal trajectories and generation of control functions are presented.The obtained results can be used in modeling problems of ecological, demographic, socio-economic and chemical kinetics systems. (rudn.ru)
  • funestus has several unique ecological features that could generate distinct transmission dynamics and responsiveness to interventions. (bvsalud.org)
  • The loss of large animals affects two main ecological processes crucial for the tree reproductive cycle: seed dispersal of large seeds (e.g. provided by tapirs) and control of seed predator population (e.g. provided by large cats). (ufz.de)
  • We analyze population and strategy (= heritable phenotype) dynamics of the two populations under clade initiation (when species are introduced into a population), evolutionary tracking (constant, small changes in the environment), adaptive radiation (availability of multiple ecological niches), and evolutionary rescue (extreme environmental disturbances). (lu.se)
  • Yielding to the requests of public health authorities we developed a simple ecological model compatible with the information available. (lu.se)
  • Mathematical models in biology. (scirp.org)
  • Population biology. (scirp.org)
  • However, understanding of plasmid population biology is held in check by limitations of the model systems used for its study. (nature.com)
  • Third, most mathematical models of plasmid population biology study clonal or near-clonal populations. (nature.com)
  • By viewing this capacity as a trait, evolvability is subject to natural selection and thus plays a critical role in eco-evolutionary dynamics. (lu.se)
  • Y. Kuang, Delay Differential Equations: With Applications in Population Dynamics , Academic Press, 1993. (aimspress.com)
  • J. M. Cushing, Integro-differential Equations and Delay Models in Population Dynamics , Springer Science & Business Media, 2013. (aimspress.com)
  • 2) Nonlinear equations: modelling with nonlinear rates, Michaelis-Menten-kinetics, unique existence of solutions, linearisation at equilibria, stability, preservation of positivity and funnel theorems, the phase plane method, simple examples of bifurcation scenarios. (bath.ac.uk)
  • In this paper, we propose a new mathematical model with delayed toxic responses for aquatic populations in polluted aquatic environments. (aimspress.com)
  • Construct an initial mathematical model for a real world process. (bath.ac.uk)
  • The man who demonstrated that malaria is transmitted provide a means to systematically compare alternative by mosquitoes, Sir Ronald Ross, developed the first intervention strategies, determine the most important mathematical model of malaria transmission in 1911. (cdc.gov)
  • A small number of phylogenetically distinct clonal complexes dominate a coastal Vibrio cholerae population. (cdc.gov)
  • Applied Nonlinear Dynamics}, volume = {27}, number = {2}, url = {https://andjournal.sgu.ru/sites/andjournal.sgu.ru/files/text-pdf/2019/04/pnd_2_2019-22-39.pdf}, address = {Saratov State University, ul. (sgu.ru)
  • The synthesis problems of nonlinear three-dimensional models of interconnected species number dynamics, taking into account trophic chains and competition in prey populations, are studied. (rudn.ru)
  • Finally, disrupting the environment at intermediate frequencies can result in coexistence with cyclical population dynamics of species with different rates of evolution. (lu.se)
  • Does noisy environment facilitate extinction, or stabilize the population? (tue.nl)
  • Frequent, minor environmental changes promote the extinction of species with small population sizes, regardless of their evolvability. (lu.se)
  • Developmental processes, in particular those of stem and progenitor cell commitments, are not only topical but also particularly suitable for kinetic modeling due to the finite number of key genes involved in cellular decisions. (lu.se)
  • Gene and protein interactions governing these processes can be modeled by binary Boolean rules or by continuous-valued models with interactions set by binding strengths. (lu.se)
  • The problems of synthesis and analysis of multidimensional controlled models of population dynamics are of both theoretical and applied interest. (rudn.ru)
  • Starting from motivations in large-scale systems modelling, I will introduce MBI and LSCRP, and explain how they can be used to address some theoretical and practical questions in access control. (easychair.org)
  • The history of the agent-based model can be traced back to the Von Neumann machine , a theoretical machine capable of reproduction. (wikipedia.org)
  • Theoretical models of how galaxies form and evolve. (lu.se)
  • The study also suggests a way for teachers and professors to analyze population patterns with real data. (scirp.org)
  • Models of this general type are 'bottom-up' and see macro patterns as emerging out of the bounded and locally directed actions of numbers of coupled actors. (ucr.edu)
  • Seasonal variation in temperature is known to drive annual patterns of tick activity and can influence the dynamics of tick-borne diseases. (ox.ac.uk)
  • An age-structured model of the dynamics of Ixodes ricinus populations was developed to explore how changes in average temperature and different levels of temperature variability affect seasonal patterns of tick activity and the transmission of tick-borne diseases. (ox.ac.uk)
  • The model produced seasonal patterns of tick emergence that are consistent with those observed throughout Great Britain. (ox.ac.uk)
  • In conclusion, the effect of changing patterns of temperature variation on the dynamics of I. ricinus ticks and the diseases they transmit may depend on the cumulative temperature over the year and will therefore vary across different locations. (ox.ac.uk)
  • This course teaches techniques needed to analyse the dynamics of age-structured and interacting populations. (lu.se)
  • Tiger population dynamics is deduced from merging territory dynamics with observed demographic rates. (princeton.edu)
  • Given stark HIV/STI disparities between demographic subpopulations of MSM, work is ongoing to extend these results to race- and age-specific population estimates. (cdc.gov)
  • Given social, demographic and migratory trends, the population at risk for sexually transmitted infections will continue to grow dramatically. (who.int)
  • The aim of the course is to introduce students to macro-level theories of population change, micro-level theories of demographic behaviour and the micro-macro interactions. (lu.se)
  • The approach encompasses the agent modelling viewpoint, as system behaviour emerges from the specified agent interaction, and the population modelling viewpoint, when continu- ous analysis is used. (easychair.org)
  • Assess this model critically, and to suggest alterations or elaborations of proposed model in light of discrepancies between model predictions and observed data or failures of the model to exhibit correct qualitative behaviour. (bath.ac.uk)
  • The Canadian Council of Ministers of the Environment, Canadian water quality guidelines for the protection of aquatic life: Guidance on the site-specific application of water quality guidelines in Canada: procedures for deriving numerical water quality objectives, 2003, http://ceqgrcqe.ccme.ca/download/en/221. (aimspress.com)
  • The need to solve numerical optimization problems for such a class of models is associated with the expansion of ecosystem control requirements. (rudn.ru)
  • The aim of the work is to develop a new approach to studying the properties of population dynamics systems using methods of numerical optimization, stochastization and machine learning. (rudn.ru)
  • A qualitative and numerical study of the models is carried out. (rudn.ru)
  • OIA also interprets the complex science describing exposures, toxicology, and population dynamics, and creates tools to interpret public health effects associated with exposures. (cdc.gov)
  • As a macro-sociologist, my primary interests are in the dynamics and evolution of moderately large scale systems (communities, organizations, classes, societies). (ucr.edu)
  • Linear logic treats hypotheses as consumable resources, allowing us to model evolution of state. (easychair.org)
  • These issues include calculating the variance of AFs (such as Monte Carlo sensitivity methods), biases arising from some formulas for the AF, sources of data for calculating AFs, dependence of AFs on basic decisions about what exposure-disease associations are causal, and extrapolation from the source population to the target population. (nih.gov)
  • Application of these methods to the analysis of distinguished model cases. (bath.ac.uk)
  • Monte Carlo methods are used to understand the stochasticity of these models. (wikipedia.org)
  • The primary goal of this project is to develop methods that synthesize existing data sources to estimate the population sizes of men who have sex with men within US states. (cdc.gov)
  • Oligomeric species populated during the aggregation of the Aβ42 peptide have been identified as potent cytotoxins linked to Alzheimer's disease, but the fundamental molecular pathways that control their dynamics have yet to be elucidated. (nih.gov)
  • Territoriality, an essential characteristic of many wildlife species, plays a crucial role in the population dynamics of tigers. (princeton.edu)
  • Here, we create a G-function model of competing species, each with a different evolvability. (lu.se)
  • We analyze population and strategy (= heritable phenotype) dynamics of the two populations under clade initiation (when species are introduced into a. (lu.se)
  • Development of proposals for diagnosis of threats against a species, or own modelling with training in written and oral communication, and in searching and evaluating scientific information. (lu.se)
  • In this paper, we propose a distributed model predictive control (MPC) scheme for economic dispatch of energy systems with a large number of active components. (upc.edu)
  • This paper proposes a distributed model predictive control approach designed to work in a cooperative manner for controlling flow-based networks showing periodic behaviours. (upc.edu)
  • More specifically, a game over nodes is introduced in a model predictive control framework. (upc.edu)
  • Non STEM students (e.g. those located in the Arts and Humanities or Social Sciences) should take this module to expose themselves to the possibilities afforded by describing and analysing real-world phenomena (e.g. food security, population growth, conflict) in a technical computing language. (warwick.ac.uk)
  • We found that DEB theory successfully predicted population growth rates and peak densities, but failed to capture the decline phase. (ufz.de)
  • The formulation of the optimal control problem for a model with competition and trophic chains is proposed. (rudn.ru)
  • The three stages of modelling:(a) model formulation, including the use of empirical information, (b) model fitting and (c) model validation. (bath.ac.uk)
  • The ultimate purpose of the model, which will be presented in follow-up work, is to explore human-tiger interactions and assess threats to tiger populations across contexts and scales. (princeton.edu)
  • An agent-based model ( ABM ) is a computational model for simulating the actions and interactions of autonomous agents (both individual or collective entities such as organizations or groups) in order to understand the behavior of a system and what governs its outcomes. (wikipedia.org)
  • Agent-based models are a kind of microscale model [3] that simulate the simultaneous operations and interactions of multiple agents in an attempt to re-create and predict the appearance of complex phenomena. (wikipedia.org)
  • Such models mostly concern kinetics and include gene and protein interactions as well as cell population dynamics. (lu.se)
  • TB incidence and rates of TB transmission vary considerably across communities and might be dependent on high-risk behaviors, social determinates of disease (e.g., malnutrition, overcrowding, poverty), population dynamics, and transmission venues ( 10 - 12 ). (cdc.gov)
  • We investigated possible mechanisms that could cause sex-biased parasite transmission of the helminth Heligmosomoides polygyrus in its rodent host, Apodemus flavicollis, using a modelling approach. (fmach.it)
  • It is often assumed that the population dynamics of the malaria vector Anopheles funestus, its role in malaria transmission and the way it responds to interventions are similar to the more elaborately characterized Anopheles gambiae . (bvsalud.org)
  • An age-dependent SIER Model for CT transmission and screening. (biomedcentral.com)
  • First, it develops a new model for chlamydia transmission in the United States. (cdc.gov)
  • A simplified sewer nework modelling approach based on the hybrid linear systems framework is discussed. (upc.edu)
  • A Bayesian State Space Model (SSM) based on mosquito life history was fit to time series data on the abundance of female An. (bvsalud.org)
  • It presents a interdependent dynamics of mosquito populations and food in an homogeneous setting. (lu.se)
  • We therefore construct sequences of the average spectra of static giants, variable O-rich giants, and C-rich giants to be included in the models separately. (iac.es)
  • The source- tion range, the Scandinavian subalpine forests sink model (Murphy 2001) is one of the ways to form peripheral habitats, which were colonised rel- understand population dynamics. (lu.se)
  • We used regression models for count data to assess the association of the weekly cantonal incidence rate and the proportion of positive SARS-CoV-2 tests in the canton with (a) the proportion of SARS-CoV-2 positive individuals and (b) the proportion of asymptomatic SARS-CoV-2 infected individuals identified in universal admission screening, respectively. (nature.com)
  • funestus populations in southern Tanzania , (2) quantify impacts of density dependence on the dynamics, and (3) assess seasonal fluctuations in An. (bvsalud.org)
  • Agent-based models of MSM have been developed to represent the epidemics in Atlanta, GA and Baltimore, MD, and are being used to assess the impact of PrEP guidelines, the role of STI clinics, HIV/STI coinfection, and expedited partner therapy (EPT) options for STI prevention. (cdc.gov)
  • T. G. Hallam, C. E. Clark, G. S. Jordan, Effects of toxicants on populations: A qualitative approach II. (aimspress.com)
  • T. G. Hallam, J. T. De Luna, Effects of toxicants on populations: A qualitative approach III. (aimspress.com)
  • Traditional mathematical models for studying the effects of environmental toxins on population dynamics usually assume that the toxic effects are immediate. (aimspress.com)
  • The model was structured to allow larval and adult fitness traits to vary seasonally in response to environmental covariates (i.e. temperature and rainfall ), and for density dependency in larvae . (bvsalud.org)
  • Several recent studies have aimed to better understand the dynamics of dengue and the influences of environmental factors on the disease and to better predict outbreaks. (who.int)
  • In fact, the identification of the population dynamics model is usually based on the statistical method, starting from data experimentally obtained and on the choice of some method adapted to the identification. (degruyter.com)
  • Statistical models will be developed that will be used in the synthesis of these multiple data sources, with an initial application to chlamydia that will be followed by adaptation for the other three infections. (cdc.gov)
  • 12,13 Statistical models that are commonly constructed to predict dengue incidence cannot precisely predict the time and place of a dengue outbreak. (who.int)
  • This variability is thought to arise from single-neuron stochasticity, neural dynamics on short time-scales, as well as from modulations of neural firing properties on long time-scales, often referred to as non-stationarity. (neurips.cc)
  • The delayed model is analyzed in terms of steady states, stability, and bifurcation. (aimspress.com)
  • funestus, this model will enable analysis of how their stability and response to interventions may differ from that of An. (bvsalud.org)
  • The result is expressive, as we will show by discussing a few examples, and efficient, by the adoption of the fluid flow analysis techniques, which approximate system dynamics as continuous variations of population. (easychair.org)
  • The effects of density dependence and seasonality were measured through counterfactual examination of model fit with or without these covariates. (bvsalud.org)
  • Understanding Past Population Dynamics: Bayesian Coalescent-Based Modeling with Covariates. (cdc.gov)
  • Rooted in detailed stellar population analysis, we are constantly exploring and developing new tools and ideas to understand how galaxies came to be what we now observe. (iac.es)
  • We present simple stellar population models based on the empirical X-shooter Spectral Library (XSL) from near-ultraviolet (NUV) to near-infrared (NIR) wavelengths. (iac.es)
  • We therefore developed and implemented a spatially explicit agent-based model of tiger population dynamics shaped by different territorial behaviors of males and females. (princeton.edu)
  • Monthly data sets from 2000 to 2016 were used to construct autoregressive integrated moving average (ARIMA) models to predict dengue incidence for 12 provinces across the study region. (who.int)
  • Fuzzy subset approach in coupled population dynamics of blowflies. (scirp.org)
  • This source/sink approach has been proven successful to maintaining a healthy and viable mountain lion population. (wikipedia.org)
  • These models, even the classic deterministic approach, are subjected to inaccuracies (fuzzy uncertainty) that can be caused by either the nature of the state variables or by parameters as model coefficients. (degruyter.com)
  • This modeling approach allows for examination of the impact of partner services in more detail than in standard compartmental models. (cdc.gov)