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dig-aggregate-features's Introduction

Running the Aggregator

zip -r reducers.zip reducers features utils

The program to run is: featureReducer.py.

./bin/spark-submit --py-files reducers.zip featureReducer.py \
      <input folder> <output folder> <child attribute name> [<aggregation>:<featureName> ...]

Example Invocation:

./bin/spark-submit \
    --master local[*] \
    --py-files ~/github/dig-aggregate-features/reducers.zip \
    ~/github/dig-aggregate-features/featureReducer.py \
    hdfs://memex-nn1:8020/user/worker/process/atf/dev11/evolution-forums/main/part-r-00000 \
    hdfs://memex-nn1:8020/user/worker/aggregate-features/v2_4 \
    hasPost date:dateCreated histogram:author.name

Available aggregators:

  • histogram: aggregated value is each value from the post with a count of how many times it appears
  • date: aggregated value is the date range as the featureValue

It also sorts all Posts under a Thread in the order created (sort by dateCreated ASC)

dig-aggregate-features's People

Contributors

dkapoor avatar

Watchers

James Cloos avatar Pedro Szekely avatar Craig Knoblock avatar avatar avatar avatar Andrew Philpot avatar Yao-Yi Chiang avatar Diane avatar avatar Jason Slepicka avatar Amandeep Singh avatar avatar

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