Mahout
  1. Mahout
  2. MAHOUT-212

Need random sampler for use in reducers

    Details

    • Type: Bug Bug
    • Status: Closed
    • Priority: Major Major
    • Resolution: Fixed
    • Affects Version/s: 0.2
    • Fix Version/s: 0.3
    • Component/s: Integration
    • Labels:
      None

      Description

      For a variety of mining algorithms, it helps to have a uniform way to only process a sub-set of the records in a reducer.

      As such, I have written a simple generic sampler that filters an Iterator returning a fair sample of at most a specified size.

      1. MAHOUT-212.patch
        9 kB
        Ted Dunning
      2. MAHOUT-212-b.patch
        18 kB
        Ted Dunning
      3. MAHOUT-212-C.patch
        28 kB
        Sean Owen

        Activity

        Sean Owen made changes -
        Status Resolved [ 5 ] Closed [ 6 ]
        Sean Owen made changes -
        Status Patch Available [ 10002 ] Resolved [ 5 ]
        Resolution Fixed [ 1 ]
        Sean Owen made changes -
        Attachment MAHOUT-212-C.patch [ 12427609 ]
        Ted Dunning made changes -
        Attachment MAHOUT-212-b.patch [ 12427242 ]
        Ted Dunning made changes -
        Assignee Ted Dunning [ tdunning ] Sean Owen [ srowen ]
        Ted Dunning made changes -
        Attachment MAHOUT-212.patch [ 12427138 ]
        Ted Dunning made changes -
        Status Open [ 1 ] Patch Available [ 10002 ]
        Ted Dunning made changes -
        Field Original Value New Value
        Assignee Ted Dunning [ tdunning ]
        Ted Dunning created issue -

          People

          • Assignee:
            Sean Owen
            Reporter:
            Ted Dunning
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            Dates

            • Created:
              Updated:
              Resolved:

              Development