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生物通
12 天
封闭生境中捕食者-猎物动态的生态建模与参数估计:基于Isle Royale ...
本研究针对封闭生态系统中捕食者-猎物动态建模的难题,以Isle Royale狼-驼鹿系统为案例,开发了结合马尔可夫链蒙特卡罗(MCMC)和序贯蒙特卡罗(SMC)的时变参数Lotka-Volterra模型。通过粒子滤波技术同步估计种群状态与参数,揭示了食物供给周期性对驼鹿增长率的 ...
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