Yijia-Xiao 2ca59cc795 fix(backtest): score a decision against the direction it claimed ...

- a Sell that fell counted as a miss and a Sell that rose as a hit
- Hold claims no direction, so it reports mean alpha and no hit rate
- the report names the window the outcomes were measured over

2026-09-17 07:31:44 +00:00

9.2 KiB

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