Time-Varying Parameter GLS (TVP-GLS)
GLS yenye vigezo vinavyobadilika kwa wakati (TVP-GLS) huipanua nadharia ya jumla ya viwango vidogo (generalized least squares) hadi mazingira ambapo mgawo wa kurudi nyuma siyo dhana za kudumu bali hubadilika kwa wakati kulingana na mchakato wa kushtukiza. Kwa kuweka mfumo ndani ya mfumo wa nafasi-wima (state-space framework) na kutumia marekebisho ya GLS kwa makosa yasiyo ya mviringo (non-spherical errors), unanasaji mabadiliko ya kimuundo, mabadiliko ya utawala, na mahusiano yanayobadilika polepole katika data za mfululizo wa muda.
Soma mbinu kamili
Ingia kwa akaunti ya bure ili kusoma sehemu hii.
Method map
The neighbourhood of related methods — select a node to explore.
Vyanzo
- Cooley, T. F., & Prescott, E. C. (1976). Estimation in the presence of stochastic parameter variation. Econometrica, 44(1), 167–184. DOI: 10.2307/1911389 ↗
- Harvey, A. C. (1990). Forecasting, Structural Time Series Models and the Kalman Filter. Cambridge University Press. ISBN: 9780521321969
Jinsi ya kunukuu ukurasa huu
ScholarGate. (2026, June 3). Time-Varying Parameter Generalized Least Squares. ScholarGate. https://scholargate.app/sw/econometrics/time-varying-parameter-gls
Which method?
Set this method beside its closest kin and read them side by side — the library lays the books on the table; the choice is yours.
- Kichujio cha KalmanMbinu za Bayes↔ compare
- Mfumo wa Nafasi ya Hali (Kichujio cha Kalman)Ekonometriki↔ compare
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