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Ikumasa Mukai updated MAHOUT-961:
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Attachment: MAHOUT-961.patch
Thank you for checking!!!
I have recreated the patch for the latest
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Ikumasa Mukai updated MAHOUT-961:
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Attachment: MAHOUT-961.patch
I've updated a patch for this issue.
> Mo
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Ikumasa Mukai updated MAHOUT-961:
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Description:
The Tree/Forest visualizer (MAHOUT-926) has problems.
1) a un-complemented stem
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Ikumasa Mukai updated MAHOUT-945:
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Attachment: MAHOUT-945.patch
I've made a new patch using FullRunningAverage with new test
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Ikumasa Mukai commented on MAHOUT-945:
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Thank you for your checking.
OK. I
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Ikumasa Mukai commented on MAHOUT-942:
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No, I don't have but will tackle t
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Ikumasa Mukai edited comment on MAHOUT-961 at 5/29/12 1:3
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Ikumasa Mukai updated MAHOUT-961:
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Attachment: MAHOUT-961.patch
For revision 1235053.
> Modify the Tree/For
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Ikumasa Mukai commented on MAHOUT-954:
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I have checked the latest patch ca
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Ikumasa Mukai commented on MAHOUT-945:
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I have checked the latest patch ca
Hi deneche-san.
I wish to fix these two bug issues on df asap.
Your prompt reviewing/checking would be appreciated.
https://issues.apache.org/jira/browse/MAHOUT-945
https://issues.apache.org/jira/browse/MAHOUT-954
Regards & Thanks,
2012/1/24 IKumasa Mukai :
> Hi Deneche-san.
>
> S
t;
> Hi, Mukai
> Thanks for your efforts. I feel it is ok for your modification. I have a
> question about the decision tree building.
> Do you know the meaning of option "complementary" using mahout to build
> the random forest?
>
> On Mon, Jan 23, 2012 at 6:5
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Ikumasa Mukai commented on MAHOUT-945:
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Hi Wang-san.
Thank you for your checking
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Ikumasa Mukai updated MAHOUT-961:
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Attachment: MAHOUT-961.patch
I made a patch.
This patch has an additional test code
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Ikumasa Mukai updated MAHOUT-961:
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Status: Patch Available (was: Open)
> Modify the Tree/Forest Visualizer on
Modify the Tree/Forest Visualizer on DF.
Key: MAHOUT-961
URL: https://issues.apache.org/jira/browse/MAHOUT-961
Project: Mahout
Issue Type: Bug
Reporter: Ikumasa Mukai
The Tree/Forest
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Ikumasa Mukai updated MAHOUT-943:
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Status: Patch Available (was: Open)
> Improbe the way to make the split point on
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Ikumasa Mukai updated MAHOUT-943:
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Attachment: MAHOUT-943.patch
I made a patch.
Following Deneche-san's advice, I ad
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Ikumasa Mukai edited comment on MAHOUT-954 at 1/25/12 7:3
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Ikumasa Mukai commented on MAHOUT-954:
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The output of RegressionResultAnalyze
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Ikumasa Mukai updated MAHOUT-954:
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Status: Patch Available (was: Open)
> "Unpredictable" have to be represented
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Ikumasa Mukai updated MAHOUT-954:
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Attachment: MAHOUT-954.patch
Here is a patch for this issue.
> "Unpre
Components: Classification
Reporter: Ikumasa Mukai
On our RandomForest src, we uses "-1" for representing "Unpredictable",
but for regression problem, there is a case which outputs "-1" for the correct
result.
For resolving this problem, we should change t
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Ikumasa Mukai updated MAHOUT-945:
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Attachment: MAHOUT-945.patch
Hi
I made a new patch which has the Wang-san's point. Than
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Ikumasa Mukai commented on MAHOUT-945:
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Hi wang-san.
Thank you for your deta
t i = 0; i < s.length; i++) {
>> > if (dataSize[i] > 0) {
>> > var += ss[i] - ((s[i] * s[i]) / dataSize[i]);
>> > }
>> > }
>> > return var;
>> > }
>> > "
>> > While the variance in my mind should be something like
>> > var += ss[i]/dataSize[i] - ((s[i] * s[i]) / (dataSize[i]*dataSize[i]));
>> > Please help correct me if I am wrong. Thanks
>>
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>>
>>
>>
--
- - - - - - -
IKumasa Mukai at Recruit Co.,Ltd.
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Ikumasa Mukai commented on MAHOUT-945:
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Hi wang-san.
Thank you for your comment
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Ikumasa Mukai commented on MAHOUT-945:
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Appreciate your quick checking.
Of cau
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Ikumasa Mukai commented on MAHOUT-943:
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I posted a patch for Regressionsplit.jav
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Ikumasa Mukai updated MAHOUT-945:
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Status: Patch Available (was: Open)
> The variance calculation of Random forest regress
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Ikumasa Mukai updated MAHOUT-945:
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Attachment: MAHOUT-945.patch
At Ted-san's suggestion,
I made a patch for using Welford
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Ikumasa Mukai edited comment on MAHOUT-945 at 1/14/12 11:5
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Ikumasa Mukai commented on MAHOUT-943:
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Thank you for your advice.
Yes, I
Reporter: Ikumasa Mukai
The numericalSplit() on OptIgSplit adopts the way to regard the attribute value
having the best IG as the split point.
But I think this is a little too strict and think it is better on some
situation to use the average value which is calced with the best IG
: Classification
Reporter: Ikumasa Mukai
If we process the data which contains the missing value("?"),
the tree cannot be created because DataConverter.convert inserts the null value
to the list of Instances.
Of cause we can fix this issue with prohibiting DataConverter.convert
.n3.nabble.com/how-is-the-Vector-format-tp1421926p1452925.html
So is it OK I make a new JIRA issue?
Regards,
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IKumasa Mukai at Recruit Co.,Ltd.
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Ikumasa Mukai commented on MAHOUT-928:
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Now I'm rebuilding this additional
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Ikumasa Mukai edited comment on MAHOUT-932 at 12/21/11 10:3
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Ikumasa Mukai commented on MAHOUT-932:
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I agree with your easiest solution,
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Ikumasa Mukai updated MAHOUT-926:
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Attachment: MAHOUT-926.patch
> Add the Tree/Forest Visuali
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Ikumasa Mukai updated MAHOUT-926:
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Attachment: MAHOUT-926.patch
I made a patch which can be used on your code like this.
Sorry for
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Ikumasa Mukai edited comment on MAHOUT-932 at 12/20/11 2:0
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Ikumasa Mukai edited comment on MAHOUT-932 at 12/20/11 1:5
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Ikumasa Mukai commented on MAHOUT-932:
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Maybe this problem is caused with
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Ikumasa Mukai commented on MAHOUT-932:
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Hi Berttenfall-san.
I had the same pro
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Ikumasa Mukai updated MAHOUT-926:
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Summary: Add the Tree/Forest Visualizer (was: Adding the Tree/Forest
Visualizer)
> Add
Reporter: Ikumasa Mukai
ArffDataLoader, ArffData, ArffInvalidFormatException are made for checking the
model on MAHOUT-840.
I think this function improves usability. (now we have to remove headers from
arff data before using mahout)
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Ikumasa Mukai updated MAHOUT-840:
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Attachment: MAHOUT-840-additional.patch
Hi Hakim-san.
I made a patch for makeing the
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Ikumasa Mukai commented on MAHOUT-926:
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We can get the result like this.
i.
: Ikumasa Mukai
TreePrinter and ForestPrinter are made for checking the model on MAHOUT-840.
I think they are useful for checking the model and making unit testing.
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Ikumasa Mukai commented on MAHOUT-840:
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Thank you so much for adopting my patc
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Ikumasa Mukai commented on MAHOUT-840:
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Thank you very much for your chec
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Ikumasa Mukai updated MAHOUT-840:
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Attachment: DecisionTreeBuilderTest.java
MAHOUT-840.patch
Hi Hakim-san.
Sorry
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Ikumasa Mukai commented on MAHOUT-840:
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Hi Hakim-san.
Thank you for checking and
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Ikumasa Mukai updated MAHOUT-840:
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Attachment: regression.patch
Hi Hakim-san.
Thank you for reviewing!
> DataLoader.parseStr
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Ikumasa Mukai updated MAHOUT-840:
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Attachment: regression.patch
Hi.
I made a new patch!
> 1. (int) on a double means Math.fl
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Ikumasa Mukai commented on MAHOUT-840:
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Hi Norskog-san.
Thank you very much
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Ikumasa Mukai edited comment on MAHOUT-840 at 11/27/11 1:1
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Ikumasa Mukai edited comment on MAHOUT-840 at 11/27/11 1:1
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Ikumasa Mukai commented on MAHOUT-840:
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Thank you for your checking and sorry
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Ikumasa Mukai updated MAHOUT-840:
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Attachment: regression.patch
Hello,
This is my first comment on jira.
Now I am trying to
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Ikumasa Mukai updated MAHOUT-840:
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Attachment: regression.patch
> Decision Forests should support Regression probl
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Ikumasa Mukai updated MAHOUT-840:
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Attachment: (was: regression.patch)
> Decision Forests should support Regress
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Ikumasa Mukai updated MAHOUT-840:
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Status: Patch Available (was: Open)
> Decision Forests should support Regression probl
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