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楼主: tangweicas
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博士生 30%
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回帖推荐bigfish2007 发表于18楼 查看完整内容 theoretically we can use mean and variance of marginal distribution implied by the state transition equation as the initial value. However, in many applicatons, this is infeasible due to the complicated marginal distribition. Another useful method is treating initial values as unkown parameters and estimate them jointly with parameters of interest
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