Update Word2Vec.scala #18359
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Update Word2Vec.scala #18359
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the word2vec model needs an independent function to calculate the cosine similarity.we also desire a function to transform the single document to a vector.so i contribute the two function.
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Can one of the admins verify this patch? |
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@lawlietAi you should close this and read http://spark.apache.org/contributing.html . This doesn't describe the purpose or need for this change |
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@srowen sorry, i'll familiar this documentation on my spare time. thanks for your patience |
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Really appreciate your contribution! Sorry, based on the comment, we might need to close this PR, but please submit more PRs in the future. Thanks again! |
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What changes were proposed in this pull request?
add two function cosineSimilarity and doc2Vector
How was this patch tested?
i tested it myself and it worked well but maybe the bVecter in doc2Vector can be a param,i will update it soon
i have updated it