com.chemaxon.descriptors.metrics

Interface FloatVectorComparator

All Superinterfaces:

MetricMetadata, Serializable

All Known Implementing Classes:

FloatVectorMetrics

@Beta
 @PublicAPI
public interface FloatVectorComparator
extends MetricMetadata, Serializable

Float vector based calculations.

Please note that this interface is marked with @Beta annotation, so it can be subject of incompatible changes or removal in later releases.

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	FloatVectorComparator.Util Various utility methods related to float vector comparation.

Method Summary

Modifier and Type	Method and Description
double	calculateFloatVectorDissimilarity(float[] target, float[] query) Calculate dissimilarity.
double	calculateFloatVectorSimilarity(float[] target, float[] query) Deprecated. In various cases (euclid, euclid sqr, manhattan) this has no practical interpretation
double	getLowerBoundForFloatVectors() Possible lowest value of similarity/dissimilarity scores.
double	getUpperBoundForFloatVectors() Deprecated. In various cases (euclid, euclid sqr, manhattan) this has no practical interpretation

Methods inherited from interface com.chemaxon.descriptors.metrics.MetricMetadata

isDissimilarityZeroIFFEquals, isMetricSpace, isNonNegative, isSymmetric, isTriangeInequalityHolds

Method Detail

calculateFloatVectorDissimilarity

double calculateFloatVectorDissimilarity(float[] target,
                                         float[] query)

Calculate dissimilarity.

Parameters:

target - target vector

query - query vector

Returns:

dissimilarity value

calculateFloatVectorSimilarity

@Deprecated
double calculateFloatVectorSimilarity(float[] target,
                                                  float[] query)

Deprecated. In various cases (euclid, euclid sqr, manhattan) this has no practical interpretation

Calculate similarity.

Parameters:

target - target vector

query - query vector

Returns:

similarity value

getLowerBoundForFloatVectors

double getLowerBoundForFloatVectors()

Possible lowest value of similarity/dissimilarity scores.

Returns:

possible lowest value of similarity/dissimilarity scores

getUpperBoundForFloatVectors

@Deprecated
double getUpperBoundForFloatVectors()

Deprecated. In various cases (euclid, euclid sqr, manhattan) this has no practical interpretation

Possible highest value of similarity/dissimilarity scores.

Returns:

possible highest value of similarity/dissimilarity scores