package eu.dnetlib.data.proto; option java_package = "eu.dnetlib.data.proto"; option java_outer_classname = "DocumentClassesProto"; message DocumentClass { repeated string classLabels = 1; optional float confidenceLevel = 2; } message DocumentClasses { repeated DocumentClass arXivClasses = 1; repeated DocumentClass wosClasses = 2; repeated DocumentClass ddcClasses = 3; repeated DocumentClass meshEuroPMCClasses = 4; }