package Ġde . web is . web is stud . the sis . re imer . ltr Ċ Ċ import Ġde . web is . web is stud . the sis . re imer . ltr . files . source . Cached Metadata Source Ċ import Ġde . web is . web is stud . the sis . re imer . ltr . files . source . Metadata Source Ċ import Ġde . web is . web is stud . the sis . re imer . model . Feature Vector Ċ import Ġde . web is . web is stud . the sis . re imer . model . Run Line Ċ Ċ fun ĠCached Metadata Source < Feature Vector >. train R er ank Task Runs ( Ċĉ ĉ rank er Type : ĠRank er Type , Ċĉ ĉ metric Type : ĠMetric Type , Ċĉ ĉ run Source : ĠMetadata Source < Run Line >, Ċĉ ĉ feature Vector Source : ĠMetadata Source < Feature Vector > Ċ ): ĠMetadata Source < Run Line > Ġ= Ċĉ ĉ R er ank ed Run Source ( trained ( rank er Type , Ġmetric Type ), Ġrun Source , Ġfeature Vector Source ) Ċ Ċ fun ĠCached Metadata Source < Feature Vector >. trained ( ĊĠĠĠĠĠĠĠ Ġrank er Type : ĠRank er Type , ĊĠĠĠĠĠĠĠ Ġmetric Type : ĠMetric Type Ċ ) Ġ= ĠTraining Feature Vector Source ( this , Ġrank er Type , Ġmetric Type ) Ċ Ċ fun ĠTraining Feature Vector Source . rer ank ( Ċĉ ĉ run Source : ĠMetadata Source < Run Line >, Ċĉ ĉ feature Vector Source : ĠMetadata Source < Feature Vector > Ċ ): ĠMetadata Source < Run Line > Ġ= Ċĉ ĉ R er ank ed Run Source ( this , Ġrun Source , Ġfeature Vector Source ) Ċ