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https://issues.apache.org/jira/browse/MAHOUT-452?focusedWorklogId=932731&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-932731
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ASF GitHub Bot logged work on MAHOUT-452:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 30/Aug/24 20:46
Start Date: 30/Aug/24 20:46
Worklog Time Spent: 10m
Work Description: rawkintrevo opened a new pull request, #460:
URL: https://github.com/apache/mahout/pull/460
### Purpose of PR:
Please give a short description of what this PR is for.
### Important ToDos
Please mark each with an "x"
- [x] A JIRA ticket exists (if not, please create this
first)[https://issues.apache.org/jira/browse/mahout/]
- [x] Title of PR is "MAHOUT-XXXX Brief Description of Changes" where XXXX
is the JIRA number.
- [x] Assigned JIRA to self
Issue Time Tracking
-------------------
Worklog Id: (was: 932731)
Remaining Estimate: 0h
Time Spent: 10m
> Need row and column views and aggregates
> ----------------------------------------
>
> Key: MAHOUT-452
> URL: https://issues.apache.org/jira/browse/MAHOUT-452
> Project: Mahout
> Issue Type: Bug
> Affects Versions: 0.3
> Reporter: Ted Dunning
> Priority: Major
> Fix For: 0.4
>
> Attachments: MAHOUT-452.patch, MAHOUT-452.patch, MAHOUT-452.patch
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> It is common to need to sum up the rows of a matrix or to operate on a view
> of a row rather than a copy.
> I just ran into this big time so I implemented these operations.
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