- Modeling growth curve of fractal dimension of urban form of Beijing
2016/08/31 by Yanguang Chen, Linshan Huang · 1 citation
Earth and Planetary Sciences · Engineering · Environmental Science · Mathematics · Physics and Astronomy · #Artificial neural network #Beijing #China #Computer science #Dimension (graph theory) #Econometrics #Fractal #Fractal analysis #Fractal derivative #Fractal dimension #Fractal dimension on networks #Geography #Geometry #Land Use and Ecosystem Services #Logistic function #Mathematical analysis #Mathematics #Physics #Pure mathematics #Quadratic equation #Quadratic function #Remote Sensing and Land Use #Sigmoid function #Statistical physics #Statistics #Urban Design and Spatial Analysis #nlin.CD #physics.soc-ph
- Some discrete-time SI, SIR, and SIS epidemic models
1994/11/01 by Linda J.S. Allen, Linda J. S. Allen · 52 citations
Mathematics · Medicine · Physics and Astronomy · #Applied mathematics #COVID-19 epidemiological studies #Chaotic #Class (philosophy) #Computer science #Convergence (economics) #Demography #Discrete time and continuous time #Epidemic model #Logistic function #Logistic map #Mathematical and Theoretical Epidemiology and Ecology Models #Mathematics #Nonlinear system #Opinion Dynamics and Social Influence #Physics #Population #Population model #Statistics