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	param	t-stat
$ω$	0.1615	14.72
$α$	0.2193	36.92
$β$	0.7807	117.73
$γ$	-0.0087	-0.39
$δ$	1.3348	18.89

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Toho Systems Science Co Ltd APARCH Volatility Analysis

Volatility Prediction for Tuesday, February 17th, 2026:22.05% (-1.70%)

Date Range:

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News Impact Curve

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