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Why does the result of ItemSimilarityJob lack some similarities of itemId-pair?
Given that I have the following ratings.csv
userId,itemId,rating
1,1,1
1,2,2
1,3,3
2,2,4
2,3,2
2,5,4
2,6,5
3,1,5
3,3,1
3,6,2
4,4,4
Using org.apache.mahout.cf.taste.hadoop.item.RecommenderJob, we have...
Lavender Lee
Votes: 0
Answers: 0