grnboost (spack): GRNBoost is a library built on top of Apache Spark that implements a scalable strategy for gene regulatory network (GRN) inference. See https://github.com/aertslab/GRNBoost/blob/master/docs/user_guide.md for the user guide. The location of xgboost4j-<version>.jar and GRNBoost.jar are set to $XGBOOST_JAR and $GRNBOOST_JAR. Path to xgboost4j-<version>.jar is also added to CLASSPATH. 
Keywords: gene|gradient-boosting|inference|networks|regulatory|scalable|spark