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(ranking) Suppress NaN:s in ranking output

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This commit is contained in:
Viktor Lofgren 2024-04-19 13:58:28 +02:00
parent 426338cb45
commit 3ab563f314
1 changed files with 10 additions and 1 deletions
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11
code/index/java/nu/marginalia/ranking/results/ResultValuator.java
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@ -124,11 +124,20 @@ public class ResultValuator {
// Renormalize to 0...15, where 0 is the best possible score; // Renormalize to 0...15, where 0 is the best possible score;
// this is a historical artifact of the original ranking function // this is a historical artifact of the original ranking function
return normalize( double ret = normalize(
tcfOverlap + tcfJaccard tcfOverlap + tcfJaccard
+ bM25F + bM25P + bM25N + bM25F + bM25P + bM25N
+ overallPartPositive, + overallPartPositive,
overallPartNegative); overallPartNegative);
if (Double.isNaN(ret)) {
if (getClass().desiredAssertionStatus()) {
throw new IllegalStateException("NaN in result value calculation");
}
return Double.MAX_VALUE;
}
return ret;
} }
private double calculateQualityPenalty(int size, int quality, ResultRankingParameters rankingParams) { private double calculateQualityPenalty(int size, int quality, ResultRankingParameters rankingParams) {