From 9f5978186ac3de07f4325975fecf4f538fe713b6 Mon Sep 17 00:00:00 2001
From: Sam Scholten
Date: Mon, 15 Dec 2025 19:34:17 +1000
Subject: Init v0.1.0

---
 core/scoring.go | 14 ++++++++++++++
 1 file changed, 14 insertions(+)
 create mode 100644 core/scoring.go

(limited to 'core/scoring.go')

diff --git a/core/scoring.go b/core/scoring.go
new file mode 100644
index 0000000..9896c80
--- /dev/null
+++ b/core/scoring.go
@@ -0,0 +1,14 @@
+// Score conversion utilities.
+//
+// ScoreToScale: Maps probability (0-1) to user-friendly 1-10 scale.
+// Why: Users understand "8/10" better than "0.82 probability".
+package core
+
+import "math"
+
+// ScoreToScale turns probability into 1-10 display score
+func ScoreToScale(rawScore, threshold float64) int {
+	k := 10.0
+	adjustedScore := 1.0 / (1.0 + math.Exp(-k*(rawScore-threshold)))
+	return int(math.Round(1.0 + (adjustedScore * 9.0)))
+}
-- 
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