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java.lang.Objectorg.apache.mahout.math.random.RandomProjector
public final class RandomProjector
Method Summary | |
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static Matrix |
generateBasisNormal(int projectedVectorSize,
int vectorSize)
Generates a basis matrix of size projectedVectorSize x vectorSize. |
static Matrix |
generateBasisPlusMinusOne(int projectedVectorSize,
int vectorSize)
Generates a basis matrix of size projectedVectorSize x vectorSize. |
static Matrix |
generateBasisZeroPlusMinusOne(int projectedVectorSize,
int vectorSize)
Generates a basis matrix of size projectedVectorSize x vectorSize. |
static List<Vector> |
generateVectorBasis(int projectedVectorSize,
int vectorSize)
Generates a list of projectedVectorSize vectors, each of size vectorSize. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
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public static Matrix generateBasisNormal(int projectedVectorSize, int vectorSize)
projectedVectorSize
- final projected size of a vector (number of projection vectors)vectorSize
- initial vector size
public static Matrix generateBasisPlusMinusOne(int projectedVectorSize, int vectorSize)
projectedVectorSize
- final projected size of a vector (number of projection vectors)vectorSize
- initial vector size
public static Matrix generateBasisZeroPlusMinusOne(int projectedVectorSize, int vectorSize)
projectedVectorSize
- final projected size of a vector (number of projection vectors)vectorSize
- initial vector size
public static List<Vector> generateVectorBasis(int projectedVectorSize, int vectorSize)
projectedVectorSize
- final projected size of a vector (number of projection vectors)vectorSize
- initial vector size
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