org.nd4j.linalg.api.ops.impl.layers.recurrent.outputs.GRUCellOutputs Maven / Gradle / Ivy
package org.nd4j.linalg.api.ops.impl.layers.recurrent.outputs;
import java.util.Arrays;
import java.util.List;
import lombok.Getter;
import org.nd4j.autodiff.samediff.SDVariable;
import org.nd4j.base.Preconditions;
import org.nd4j.linalg.api.ops.impl.layers.recurrent.GRUCell;
/**
* The outputs of a GRU cell ({@link GRUCell}.
*/
@Getter
public class GRUCellOutputs {
/**
* Reset gate output [batchSize, numUnits].
*/
private SDVariable r;
/**
* Update gate output [batchSize, numUnits].
*/
private SDVariable u;
/**
* Cell gate output [batchSize, numUnits].
*/
private SDVariable c;
/**
* Current cell output [batchSize, numUnits].
*/
private SDVariable h;
public GRUCellOutputs(SDVariable[] outputs){
Preconditions.checkArgument(outputs.length == 4,
"Must have 4 GRU cell outputs, got %s", outputs.length);
r = outputs[0];
u = outputs[1];
c = outputs[2];
h = outputs[3];
}
/**
* Get all outputs returned by the cell.
*/
public List getAllOutputs(){
return Arrays.asList(r, u, c, h);
}
/**
* Get h, the output of the cell.
*
* Has shape [batchSize, numUnits].
*/
public SDVariable getOutput(){
return h;
}
}