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java.lang.Objectorg.apache.mahout.vectorizer.encoders.FeatureVectorEncoder
org.apache.mahout.vectorizer.encoders.InteractionValueEncoder
public class InteractionValueEncoder
| Field Summary |
|---|
| Fields inherited from class org.apache.mahout.vectorizer.encoders.FeatureVectorEncoder |
|---|
CONTINUOUS_VALUE_HASH_SEED, WORD_LIKE_VALUE_HASH_SEED |
| Constructor Summary | |
|---|---|
InteractionValueEncoder(String name,
FeatureVectorEncoder encoderOne,
FeatureVectorEncoder encoderTwo)
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| Method Summary | |
|---|---|
void |
addInteractionToVector(byte[] originalForm1,
byte[] originalForm2,
double weight,
Vector data)
Adds a value to a vector. |
void |
addInteractionToVector(String original1,
String original2,
double weight,
Vector data)
Adds a value to a vector. |
void |
addToVector(byte[] originalForm,
double w,
Vector data)
Adds a value to a vector. |
void |
addToVector(String originalForm,
double w,
Vector data)
Adds a value to a vector. |
String |
asString(String originalForm)
Converts a value into a form that would help a human understand the internals of how the value is being interpreted. |
protected double |
getWeight(byte[] originalForm1,
byte[] originalForm2,
double w)
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protected int |
hashForProbe(byte[] originalForm,
int dataSize,
String name,
int probe)
Provides the unique hash for a particular probe. |
| Methods inherited from class org.apache.mahout.vectorizer.encoders.FeatureVectorEncoder |
|---|
addToVector, addToVector, bytesForString, getName, getProbes, getWeight, hash, hash, hash, hash, hash, hashesForProbe, isTraceEnabled, setProbes, setTraceDictionary, trace, trace |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public InteractionValueEncoder(String name,
FeatureVectorEncoder encoderOne,
FeatureVectorEncoder encoderTwo)
| Method Detail |
|---|
public void addToVector(String originalForm,
double w,
Vector data)
addToVector in class FeatureVectorEncoderoriginalForm - The original form of the first value as a string.data - The vector to which the value should be added.w - The weight to be applied to this feature.
public void addToVector(byte[] originalForm,
double w,
Vector data)
addToVector in class FeatureVectorEncoderoriginalForm - The original form of the first value as a byte array.data - The vector to which the value should be added.
public void addInteractionToVector(String original1,
String original2,
double weight,
Vector data)
original1 - The original form of the first value as a string.original2 - The original form of the second value as a string.weight - How much to weight this interactiondata - The vector to which the value should be added.
public void addInteractionToVector(byte[] originalForm1,
byte[] originalForm2,
double weight,
Vector data)
originalForm1 - The original form of the first value as a byte array.originalForm2 - The original form of the second value as a byte array.weight - How much to weight this interactiondata - The vector to which the value should be added.
protected double getWeight(byte[] originalForm1,
byte[] originalForm2,
double w)
public String asString(String originalForm)
asString in class FeatureVectorEncoderoriginalForm - The original form of the value as a string.
protected int hashForProbe(byte[] originalForm,
int dataSize,
String name,
int probe)
FeatureVectorEncoder
hashForProbe in class FeatureVectorEncoderoriginalForm - The original byte array valuedataSize - The length of the vector being encodedname - The name of the variable being encodedprobe - The probe number
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