Mahout 0.9 isn't supported anymore, suggest that you upgrade to Mahout
0.11.0 which is Spark 1.3+ compatible.
On Wed, Dec 2, 2015 at 7:22 PM, Weiqing Jin <wq...@yahoo.com.invalid> wrote:
> Hi, I am new to Mahout. I am using Mahout on Cloudera CDH5.3. I believe it
> has version 0.9.Wondering how can I get help documentation. Specifically I
> am trying to use item based recommender algorithm(as below). I downloaded
> the Mahout 0.9 distribution files, but not able to find help
> specifically on below function, such as what does parameter mean for
> --numRecommendations etc.Am I missing some step here? Thanks.
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> div.yiv6600406099WordSection1 {}-->mahout recommenditembased [--input
> <input> --output <output> --numRecommendations <numRecommendations>
> --usersFile <usersFile> --itemsFile <itemsFile> --filterFile
> <filterFile> --booleanData <booleanData> --maxPrefsPerUser
> <maxPrefsPerUser> --minPrefsPerUser <minPrefsPerUser>
> --maxSimilaritiesPerItem <maxSimilaritiesPerItem>
> --maxPrefsInItemSimilarity <maxPrefsInItemSimilarity>
> --similarityClassname <similarityClassname> --threshold
> <threshold> --outputPathForSimilarityMatrix
> <outputPathForSimilarityMatrix> --randomSeed <randomSeed>
> --sequencefileOutput --help --tempDir <tempDir> --startPhase
> <startPhase> --endPhase
> <endPhase>]
> --similarityClassname (-s) similarityClassname Name of
> distributed
> similarity measures class
> to instantiate,
> alternatively use one
> of the predefined
> similarities
> ([SIMILARITY_COOCCURRENCE,
> SIMILARITY_LOGLIKELIHOOD,
>
> SIMILARITY_TANIMOTO_COEFFICIEN
> T,
> SIMILARITY_CITY_BLOCK,
> SIMILARITY_COSINE,
>
> SIMILARITY_PEARSON_CORRELATION
>
> ,
>
> SIMILARITY_EUCLIDEAN_DISTANCE]
> ) Eric Jin Retail
> Service Decision Management eric....@citi.com 224-222-2590
>
>
