Package org.apache.solr.ltr
Class CSVFeatureLogger
- java.lang.Object
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- org.apache.solr.ltr.FeatureLogger
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- org.apache.solr.ltr.CSVFeatureLogger
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public class CSVFeatureLogger extends FeatureLogger
A feature logger that logs in csv format.
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Nested Class Summary
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Nested classes/interfaces inherited from class org.apache.solr.ltr.FeatureLogger
FeatureLogger.FeatureFormat
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Field Summary
Fields Modifier and Type Field Description static char
DEFAULT_FEATURE_SEPARATOR
static char
DEFAULT_KEY_VALUE_SEPARATOR
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Fields inherited from class org.apache.solr.ltr.FeatureLogger
featureFormat, logAll
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Constructor Summary
Constructors Constructor Description CSVFeatureLogger(String fvCacheName, FeatureLogger.FeatureFormat f, Boolean logAll)
CSVFeatureLogger(String fvCacheName, FeatureLogger.FeatureFormat f, Boolean logAll, char keyValueSep, char featureSep)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description String
makeFeatureVector(LTRScoringQuery.FeatureInfo[] featuresInfo)
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Methods inherited from class org.apache.solr.ltr.FeatureLogger
getFeatureVector, isLoggingAll, log, setLogAll
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Field Detail
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DEFAULT_KEY_VALUE_SEPARATOR
public static final char DEFAULT_KEY_VALUE_SEPARATOR
- See Also:
- Constant Field Values
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DEFAULT_FEATURE_SEPARATOR
public static final char DEFAULT_FEATURE_SEPARATOR
- See Also:
- Constant Field Values
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Constructor Detail
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CSVFeatureLogger
public CSVFeatureLogger(String fvCacheName, FeatureLogger.FeatureFormat f, Boolean logAll)
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CSVFeatureLogger
public CSVFeatureLogger(String fvCacheName, FeatureLogger.FeatureFormat f, Boolean logAll, char keyValueSep, char featureSep)
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Method Detail
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makeFeatureVector
public String makeFeatureVector(LTRScoringQuery.FeatureInfo[] featuresInfo)
- Specified by:
makeFeatureVector
in classFeatureLogger
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