Package org.apache.sysds.runtime.controlprogram.paramserv

Class HEParamServer

java.lang.Object

org.apache.sysds.runtime.controlprogram.paramserv.ParamServer

org.apache.sysds.runtime.controlprogram.paramserv.LocalParamServer

org.apache.sysds.runtime.controlprogram.paramserv.HEParamServer

public class HEParamServer
extends LocalParamServer

This class implements Homomorphic Encryption (HE) for LocalParamServer. It only supports modelAvg=true.

Method Summary

Modifier and Type	Method	Description
PublicKey	aggregatePartialPublicKeys(PublicKey[] partial_public_keys)
static HEParamServer	create(ListObject model, String aggFunc, Statement.PSUpdateType updateType, Statement.PSFrequency freq, ExecutionContext ec, int workerNum, String valFunc, int numBatchesPerEpoch, MatrixObject valFeatures, MatrixObject valLabels, int nbatches)
byte[]	generateA()
void	push(int workerID, ListObject encrypted_model)
void	registerThread(int thread_id, FederatedPSControlThread thread)

Methods inherited from class org.apache.sysds.runtime.controlprogram.paramserv.LocalParamServer

create, pull

Methods inherited from class org.apache.sysds.runtime.controlprogram.paramserv.ParamServer

getAggInst, getNumWorkers, getResult

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

create

public static HEParamServer create(ListObject model,
                                   String aggFunc,
                                   Statement.PSUpdateType updateType,
                                   Statement.PSFrequency freq,
                                   ExecutionContext ec,
                                   int workerNum,
                                   String valFunc,
                                   int numBatchesPerEpoch,
                                   MatrixObject valFeatures,
                                   MatrixObject valLabels,
                                   int nbatches)

registerThread

public void registerThread(int thread_id,
                           FederatedPSControlThread thread)

generateA

public byte[] generateA()

aggregatePartialPublicKeys

public PublicKey aggregatePartialPublicKeys(PublicKey[] partial_public_keys)

push

public void push(int workerID,
                 ListObject encrypted_model)

Overrides:

push in class LocalParamServer