package eu.dnetlib.data.proto;

option java_package = "eu.dnetlib.data.proto";
option java_outer_classname = "DocumentClustersProto";

message DocumentClusters {
//	ID of the cluster of documents this document belongs to.
//	The ID of the cluster corresponds to the leaf nodes in the hierarchy tree of clusters.
//	This clustering was obtained using “clusteringMethod1” method
//	but in practice, some meaningful name should be inserted here, e.g. “k-means”.
//	Foreign key: Cluster.id (“cluster hierarchy” data store)
	optional int32 clusteringMethod1ClusterId = 1;
	optional int32 clusteringMethod2ClusterId = 2;
}