rework of results section

thesis/sections/methodology.tex

@@ -703,6 +703,11 @@ but the Fertility-Overall MSE was only marginally better for a shorter window, w
 This selection process was applied to all tested parameters—input window length, input resolution, and model complexity.
 The resulting configurations were then used in the irregular cycles study and the use case evaluation.
 
+\paragraph{Uncertainty estimation.}
+We report point estimates on a held-out test set.
+Because per-user (or per-cycle/day) predictions were not retained, we cannot compute confidence intervals or paired significance tests.
+All model comparisons are therefore descriptive rather than inferential.
+
 \subsubsection{Regular and Irregular Cycles}\label{subsubsec:methodology_regular_and_irregular_cycles}
 
 A perfectly regular menstrual pattern does not require a sophisticated algorithm to predict ovulation—