[MAHOUT-1166] Multithreaded version of distributed ALS - ASF JIRA

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Details

Type: Improvement
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: 0.7
Fix Version/s: 0.8
Component/s: None
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Description

Our implementation of ALS broadcasts the feature matrices in each iteration. Therefore, it makes sense to run the mappers in multithreaded mode to not have to load one copy of the feature matrix per core, but share the read-only in-memory copy.

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MAHOUT-1166.patch
16/Mar/13 11:50
41 kB
Sebastian Schelter

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Assignee:: Sebastian Schelter

Reporter:: Sebastian Schelter

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Dates

Created:: 16/Mar/13 07:48

Updated:: 31/Jan/24 22:11

Resolved:: 16/Mar/13 11:54