V-Lab
Dogecoin to US Dollar Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Tuesday, September 8th, 2026
1 Day
55.89%
decreased by 5.23%
1 Week
56.73%
decreased by 4.39%
1 Month
58.29%
decreased by 2.83%
Analysis last updated: Tuesday, September 8, 2026 at 06:11 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 23, 2022 to Sep 5, 2026Model Insight
This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 5 trading days.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
Time-varying baseline: volatility reverts to a slowly-shifting spline trend
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.4837 | 4.24*** |
| αARCH | 0.1596 | 3.22*** |
| βGARCH | 0.7145 | 9.06*** |
Spline Coefficients
K=3
| γ1 | 0.8206 | 4.40*** |
| γ2 | -1.2648 | -4.78*** |
| γ3 | 0.5973 | 4.78*** |
0.874
Persistence5d
Half-lifeτ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.4837 | 4.24*** |
α ARCH Response to squared shocks | 0.1596 | 3.22*** |
β GARCH Volatility persistence | 0.7145 | 9.06*** |
Spline Coefficients
K=3
| γ1 | 0.8206 | 4.40*** |
| γ2 | -1.2648 | -4.78*** |
| γ3 | 0.5973 | 4.78*** |
Persistence:
0.874
Half-life:
5 days
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