导航 ARCH模型的优点与缺点ARCH建模细节阶的确定估计厚尾分布有偏分布广义误差分布(GED) Demo: Estimate Mean and Variance Modeldata preprocessing and model buildingestimate model parametersinfer conditional variances and residualsCompare Model Fits 参考资料 ARCH…
导航 模型验证预测案例:Intel月度收益率模型t分布的新息 Demo: Infer Conditional Variance and Residuals(Matlab)GARCH(1, 1)模型拟合推断条件方差计算标准化残差 参考资料 模型验证
如果ARCH模型建模合理,那么可以通过标准化残差 a ~ t a t σ t \…
可以参见我的博客: Matlab中做GARCH Estimation 先看懂matlab中的帮助: U(t) sqrt(H(t))*v(t), where v(t) is an i.i.d. sequence ~ N(0,1). The GARCH(P,Q) coefficients K, A, B are subject to constraints: (1) K > 0 (2) A(i) > 0 for i 1…