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Code Issues Releases Wiki Activity

bonus points for primary matches (e.g. primary title matches filename > alias title matches folder path)

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This commit is contained in:
Reinhard Pointner 2016-09-26 16:22:34 +08:00
parent c77b8d2279
commit 41967a00b3
1 changed files with 17 additions and 8 deletions
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25
source/net/filebot/similarity/EpisodeMetrics.java
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@ -23,7 +23,6 @@ import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
@ -191,16 +190,23 @@ public enum EpisodeMetrics implements SimilarityMetric {
String[] f2 = normalize(fields(o2));
// match all fields and average similarity
float sum = 0;
for (String s1 : f1) {
for (String s2 : f2) {
sum += super.getSimilarity(s1, s2);
double sum = 0;
for (int i1 = 0; i1 < f1.length; i1++) {
for (int i2 = 0; i2 < f2.length; i2++) {
float f = super.getSimilarity(f1[i1], f2[i2]);
if (f > 0) {
// 2-sqrt(x) from 0 to 1
double multiplier = 2 - Math.sqrt((double) (i1 + i2) / (f1.length + f2.length));
// bonus points for primary matches (e.g. primary title matches filename > alias title matches folder path)
sum += f * multiplier;
}
}
}
sum /= f1.length * f2.length;
// normalize into 3 similarity levels
return (float) (Math.ceil(sum * 3) / 3);
return (float) (Math.ceil(Math.min(sum, 1) * 3) / 3);
}
protected String[] normalize(Object[] objects) {
@ -214,13 +220,16 @@ public enum EpisodeMetrics implements SimilarityMetric {
if (object instanceof Episode) {
Episode e = (Episode) object;
Stream<String> names = Stream.concat(Stream.of(e.getSeriesName(), e.getTitle()), e.getSeriesNames().stream()).filter(Objects::nonNull).map(Normalization::removeTrailingBrackets).distinct();
Stream<String> primaryNames = Stream.of(e.getSeriesName(), e.getTitle());
Stream<String> aliasNames = e.getSeriesInfo().getAliasNames().stream().limit(MAX_FIELDS);
Stream<String> names = Stream.concat(primaryNames, aliasNames).filter(s -> s != null && s.length() > 0).map(Normalization::removeTrailingBrackets).distinct();
return copyOf(names.limit(MAX_FIELDS).toArray(), MAX_FIELDS);
}
if (object instanceof File) {
File f = (File) object;
return new Object[] { f.getParentFile().getAbsolutePath(), f };
return new Object[] { f, f.getParentFile().getPath() };
}
if (object instanceof Movie) {