From f0251cbfd494ccd4cbfcfc4c345d7e0ad8ad62b3 Mon Sep 17 00:00:00 2001
From: Martin Larralde <martin.larralde@embl.de>
Date: Fri, 14 Jun 2024 21:51:13 +0200
Subject: [PATCH] Use substraction in `FrequencyMatrix.to_scoring` method
---
lightmotif/src/pwm.rs | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/lightmotif/src/pwm.rs b/lightmotif/src/pwm.rs
index f00a926..a56cabb 100644
--- a/lightmotif/src/pwm.rs
+++ b/lightmotif/src/pwm.rs
@@ -291,7 +291,7 @@ impl<A: Alphabet> FrequencyMatrix<A> {
if f <= 0.0 {
dst[j] = f32::NEG_INFINITY;
} else {
- dst[j] = (x / f).log2();
+ dst[j] = x.log2() - f.log2();
}
}
}
--
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