Class LibSVMClassificationModel

java.lang.Object

org.tribuo.Model<Label>

org.tribuo.common.libsvm.LibSVMModel<Label>

org.tribuo.classification.libsvm.LibSVMClassificationModel

All Implemented Interfaces:

com.oracle.labs.mlrg.olcut.provenance.Provenancable<org.tribuo.provenance.ModelProvenance>, Serializable, org.tribuo.ONNXExportable, org.tribuo.protos.ProtoSerializable<org.tribuo.protos.core.ModelProto>

public class LibSVMClassificationModel
extends LibSVMModel<Label>
implements org.tribuo.ONNXExportable

A classification model that uses an underlying LibSVM model to make the predictions.

See:

 Chang CC, Lin CJ.
 "LIBSVM: a library for Support Vector Machines"
 ACM transactions on intelligent systems and technology (TIST), 2011.
 

for the nu-svc algorithm:

 Schölkopf B, Smola A, Williamson R, Bartlett P L.
 "New support vector algorithms"
 Neural Computation, 2000, 1207-1245.
 

and for the original algorithm:

 Cortes C, Vapnik V.
 "Support-Vector Networks"
 Machine Learning, 1995.
 

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static final int	CURRENT_VERSION	Protobuf serialization version.

Fields inherited from class org.tribuo.common.libsvm.LibSVMModel

models

Fields inherited from class org.tribuo.Model

ALL_OUTPUTS, BIAS_FEATURE, featureIDMap, generatesProbabilities, name, outputIDInfo, provenance, provenanceOutput

Fields inherited from interface org.tribuo.ONNXExportable

PROVENANCE_METADATA_FIELD, SERIALIZER

Fields inherited from interface org.tribuo.protos.ProtoSerializable

DESERIALIZATION_METHOD_NAME, PROVENANCE_SERIALIZER

Method Summary

Modifier and Type	Method	Description
protected LibSVMClassificationModel	copy(String newName, org.tribuo.provenance.ModelProvenance newProvenance)
static LibSVMClassificationModel	deserializeFromProto(int version, String className, com.google.protobuf.Any message)	Deserialization factory.
ai.onnx.proto.OnnxMl.ModelProto	exportONNXModel(String domain, long modelVersion)
int	getNumberOfSupportVectors()	Returns the number of support vectors.
org.tribuo.Prediction<Label>	predict(org.tribuo.Example<Label> example)
org.tribuo.protos.core.ModelProto	serialize()
org.tribuo.util.onnx.ONNXNode	writeONNXGraph(org.tribuo.util.onnx.ONNXRef<?> input)

Methods inherited from class org.tribuo.common.libsvm.LibSVMModel

copyModel, deserializeModel, deserializeParameters, getExcuse, getInnerModels, getModel, getTopFeatures, modelEquals, serializeModel, serializeParameters

Methods inherited from class org.tribuo.Model

castModel, copy, createDataCarrier, deserialize, deserializeFromFile, deserializeFromStream, generatesProbabilities, getExcuses, getFeatureIDMap, getName, getOutputIDInfo, getProvenance, innerPredict, predict, predict, serializeToFile, serializeToStream, setName, toString, validate

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.tribuo.ONNXExportable

saveONNXModel, serializeProvenance

Field Details

CURRENT_VERSION

public static final int CURRENT_VERSION

Protobuf serialization version.

See Also:

• Constant Field Values

Method Details

deserializeFromProto

public static LibSVMClassificationModel deserializeFromProto(int version,
 String className,
 com.google.protobuf.Any message)
                                                      throws com.google.protobuf.InvalidProtocolBufferException

Deserialization factory.

Parameters:

version - The serialized object version.

className - The class name.

message - The serialized data.

Returns:

The deserialized object.

Throws:

com.google.protobuf.InvalidProtocolBufferException - If the protobuf could not be parsed from the message.

getNumberOfSupportVectors

public int getNumberOfSupportVectors()

Returns the number of support vectors.

Returns:

The number of support vectors.

predict

public org.tribuo.Prediction<Label> predict(org.tribuo.Example<Label> example)

Specified by:

predict in class org.tribuo.Model<Label>

copy

protected LibSVMClassificationModel copy(String newName,
 org.tribuo.provenance.ModelProvenance newProvenance)

Specified by:

copy in class org.tribuo.Model<Label>

exportONNXModel

public ai.onnx.proto.OnnxMl.ModelProto exportONNXModel(String domain,
 long modelVersion)

Specified by:

exportONNXModel in interface org.tribuo.ONNXExportable

writeONNXGraph

public org.tribuo.util.onnx.ONNXNode writeONNXGraph(org.tribuo.util.onnx.ONNXRef<?> input)

Specified by:

writeONNXGraph in interface org.tribuo.ONNXExportable

serialize

public org.tribuo.protos.core.ModelProto serialize()

Specified by:

serialize in interface org.tribuo.protos.ProtoSerializable<org.tribuo.protos.core.ModelProto>

Overrides:

serialize in class org.tribuo.Model<Label>