[MAHOUT-759] improve the output for ItemSimilarityJob

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Not A Problem
• Affects Version/s: 0.5
• Fix Version/s: 0.8
• Labels: ItemSimilarityJob, Mahout
• Assignee: Unassigned
• Reporter: Han Hui Wen
• Created: 13/Jul/11 06:07
• Updated: 31/Jan/24 22:11
• Resolved: 24/Jun/12 06:10

Description

Now the output of ItemSimilarityJob like following:

-7757148334301255842 8179634876330318523 0.003430531732418525
-7748456450926673883 -4835531939219667484 0.2
-7748456450926673883 -4314955996498817413 0.5
-7748456450926673883 2808714190706572296 0.16666666666666666
-7748456450926673883 6553837338030757853 0.14285714285714285
-7748456450926673883 8751415108300656176 0.25
-7747582778903926086 -7015341798833970389 0.05
-7745456649800833279 -4355275072474512298 4.2444821731748726E-4
-7743453627722079138 -3667977661496669483 0.0625
-7743453627722079138 5506208171850960507 0.0625
-7743453627722079138 7221367701058721462 0.0625
-7721326863046534787 4345458182369739840 0.1111111111111111

It's hard to store and view those similar items for one item. can we traverse them same as RecommenderJob like following:

-9220680374247203656 [1352180348488328600:2.5,-7757148334301255842:2.5,-7490490145790861630:2.5,-2522983126042570313:2.5,-6799281597153282746:2.5,2068144185705723774:2.5,-6007350693723349387:2.5,-6926986971196173463:2.5,5406899818760113425:2.5,-1490410533166829581:2.5,-27094582027403342:2.5,5665136340246000627:2.5]
-9218599019595753787 [7535853797920985421:2.5,6375444791143058470:2.5,-6278686364859964742:2.5,4842183991621375854:2.5,-5371123101058190798:2.5,8606934083257321678:2.5,8043580185091202137:2.5,5264973095582397115:2.5,1990532764981555035:2.5,5406899818760113425:2.5,-5208048021997301514:2.5,-5565838412826072017:2.5]