the-algorithm/src/scala/com/twitter/timelines/prediction/common/aggregates/README.md

Timelines Aggregation Jobs

This directory contains the specific definition of aggregate jobs that generate features used by the Heavy Ranker. The primary files of interest are TimelinesAggregationConfigDetails.scala, which contains the defintion for the batch aggregate jobs and real_time/TimelinesOnlineAggregationConfigBase.scala which contains the definitions for the real time aggregate jobs.

The aggregation framework that these jobs are based on is here.