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	param	t-stat
$ω$	1.6580	5.55
$α$	0.2219	2.32
$β$	0.5461	4.45
$γ_{1}$	0.0823	3.62

V-Lab

Zhihu Inc Zero Slope Spline-GARCH Volatility Analysis

Volatility Prediction for Monday, February 9th, 2026:44.36% (-1.82%)

Date Range:

Parameter Estimates

News Impact Curve

Volatility Forecasts

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