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catodique / CosActivation.java
Created March 21, 2017 10:30
Cos activation function
package com.dnn.experiences;
import org.apache.commons.math3.util.Pair;
import org.nd4j.linalg.activations.BaseActivationFunction;
import org.nd4j.linalg.activations.IActivation;
import org.nd4j.linalg.api.ndarray.INDArray;
import org.nd4j.linalg.api.ops.impl.transforms.Cos;
import org.nd4j.linalg.api.ops.impl.transforms.Sin;
import org.nd4j.linalg.factory.Nd4j;
Exception in thread "main" java.lang.RuntimeException: org.nd4j.shade.jackson.databind.JsonMappingException: Could not resolve type id 'CosActivation' into a subtype of [simple type, class org.nd4j.linalg.activations.IActivation]: known type ids = [Cube, ELU, HardSigmoid, HardTanh, IActivation, Identity, LReLU, RReLU, RationalTanh, ReLU, Sigmoid, SoftPlus, SoftSign, Softmax, TanH]
at [Source: {
"backprop" : true,
"backpropType" : "Standard",
"confs" : [ {
"iterationCount" : 0,
"l1ByParam" : { },
"l2ByParam" : { },
"layer" : {
"convolution" : {
08:45:59.081 [application-akka.actor.default-dispatcher-24] ERROR application -
! @73bnoki89 - Internal server error, for (GET) [/train/model/graph] ->
play.api.http.HttpErrorHandlerExceptions$$anon$1: Execution exception[[InvocationTargetException: null]]
at play.api.http.HttpErrorHandlerExceptions$.throwableToUsefulException(HttpErrorHandler.scala:265) ~[play_2.10-2.4.6.jar:2.4.6]
at play.api.http.DefaultHttpErrorHandler.onServerError(HttpErrorHandler.scala:191) ~[play_2.10-2.4.6.jar:2.4.6]
at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$9$$anonfun$apply$1.applyOrElse(PlayDefaultUpstreamHandler.scala:151) [play-netty-server_2.10-2.4.6.jar:2.4.6]
at play.core.server.netty.PlayDefaultUpstreamHandler$$anonfun$9$$anonfun$apply$1.applyOrElse(PlayDefaultUpstreamHandler.scala:148) [play-netty-server_2.10-2.4.6.jar:2.4.6]
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>org.mindset</groupId>
<artifactId>experiences</artifactId>
<version>0.1-SNAPSHOT</version>
<packaging>pom</packaging>
<name>DeepLearning4j Experiences </name>
package com.dnn.experiences;
import java.io.IOException;
import java.util.Random;
import org.deeplearning4j.api.storage.StatsStorage;
import org.deeplearning4j.datasets.iterator.impl.MnistDataSetIterator;
import org.deeplearning4j.eval.Evaluation;
import org.deeplearning4j.gradientcheck.GradientCheckUtil;
import org.deeplearning4j.nn.api.OptimizationAlgorithm;