From 02833d11c3191282b7a05bca4e9f19a7b036980e Mon Sep 17 00:00:00 2001
From: Satoshi Kataoka <satok@google.com>
Date: Fri, 23 Aug 2013 14:32:24 +0900
Subject: [PATCH] Fix the autocorrection normalized score calculation
Bug: 10441240
Change-Id: I256021dc55481960d6a605046daa17b1a2d55b95
---
native/jni/src/utils/autocorrection_threshold_utils.cpp | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/native/jni/src/utils/autocorrection_threshold_utils.cpp b/native/jni/src/utils/autocorrection_threshold_utils.cpp
index 3406e0f8e8..1f8ee0814b 100644
--- a/native/jni/src/utils/autocorrection_threshold_utils.cpp
+++ b/native/jni/src/utils/autocorrection_threshold_utils.cpp
@@ -83,9 +83,12 @@ const int AutocorrectionThresholdUtils::FULL_WORD_MULTIPLIER = 2;
return 0.0f;
}
+ if (score <= 0 || distance >= afterLength) {
+ // normalizedScore must be 0.0f (the minimum value) if the score is less than or equal to 0,
+ // or if the edit distance is larger than or equal to afterLength.
+ return 0.0f;
+ }
// add a weight based on edit distance.
- // distance <= max(afterLength, beforeLength) == afterLength,
- // so, 0 <= distance / afterLength <= 1
const float weight = 1.0f - static_cast<float>(distance) / static_cast<float>(afterLength);
// TODO: Revise the following logic thoroughly by referring to...
--
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