deeplearning4j-parent org.deeplearning4j 1.0.0-beta6 4.0.0 deeplearning4j-util jar deeplearning4j-util http://maven.apache.org UTF-8 org.nd4j nd4j-api ${nd4j.version} org.nd4j nd4j-common ${nd4j.version} test-nd4j-native test-nd4j-cuda-10.2