EuclideanDistanceMeasure and ManhattanDistanceMeasure classes does not compute
distance for Sparse Vectors
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Key: MAHOUT-66
URL: https://issues.apache.org/jir
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Pallavi Palleti updated MAHOUT-66:
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Attachment: MAHOUT-66.patch
I added a condition to the actual distance method such that if the v
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Pallavi Palleti commented on MAHOUT-66:
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Please do code review on the existing patch.
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Pallavi Palleti updated MAHOUT-66:
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Attachment: MAHOUT-66.patch
I have refactored the code as per Isabel instructions. And overridde
plus method in AbstractVector doesn't work for SparseVectors
Key: MAHOUT-67
URL: https://issues.apache.org/jira/browse/MAHOUT-67
Project: Mahout
Issue Type: Bug
Component
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Pallavi Palleti updated MAHOUT-67:
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Attachment: MAHOUT-67.patch
I have overridden plus() method in SparseVector. Inorder to do this,
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Pallavi Palleti commented on MAHOUT-67:
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Isabel: Sure, I will make those changes.
Kar
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Pallavi Palleti updated MAHOUT-66:
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Attachment: MAHOUT-66.patch
used dot method while computing euclidean distance. and used Java5 s
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Pallavi Palleti updated MAHOUT-67:
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Summary: plus method and divide method in AbstractVector doesn't work for
SparseVectors (was: p
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Pallavi Palleti updated MAHOUT-67:
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Attachment: MAHOUT-67.patch
changed to Java5 notation style.
Also added divide method for sparse
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pallavipalleti edited comment on MAHOUT-66 at 7/9/08 1:39 AM:
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addPoint, computeCentroid does not work for SparseVectors
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Key: MAHOUT-68
URL: https://issues.apache.org/jira/browse/MAHOUT-68
Project: Mahout
Issue Type: Bug
Components: Clu
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Pallavi Palleti updated MAHOUT-68:
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Attachment: MAHOUT-68.patch
used vector operations like plus,divide methods so that it works ind
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Pallavi Palleti updated MAHOUT-67:
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Attachment: MAHOUT-67.patch
I have added unit tests to show that the current implementation bre
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Pallavi Palleti updated MAHOUT-67:
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Summary: plus method and divide method in AbstractVector can be optimized
for SparseVectors (wa
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Pallavi Palleti updated MAHOUT-67:
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Attachment: MAHOUT-67.patch
I have restored the cardinality check in dot method and also added c
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Pallavi Palleti updated MAHOUT-66:
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Attachment: MAHOUT-66.patch
As this is not a bug but an improvement, existing unit tests hold he
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Pallavi Palleti updated MAHOUT-66:
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Issue Type: Improvement (was: Bug)
Summary: EuclideanDistanceMeasure and ManhattanDistanc
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Pallavi Palleti updated MAHOUT-68:
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Issue Type: Improvement (was: Bug)
Summary: addPoint, computeCentroid can be represented
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Pallavi Palleti updated MAHOUT-68:
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Summary: addPoint, computeCentroid can use vector operators to do the
respective task (was: add
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Pallavi Palleti commented on MAHOUT-68:
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All this came because of my confusion in unde
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pallavipalleti edited comment on MAHOUT-68 at 8/6/08 3:53 AM:
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This is still an improvement over existing implementations.
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Key: MAHOUT-73
URL: https://issues.apache.org/jira/browse/MAHOUT-73
Project: Mahout
Issue Type: Improvement
Com
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Pallavi Palleti updated MAHOUT-73:
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Summary: addPoint, computeCentroid can be optimized by using vector
operators (was: This is sti
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Pallavi Palleti updated MAHOUT-73:
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Attachment: MAHOUT-73.patch
We can use Vector operators in addPoint and computeCentroid methods
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Pallavi Palleti commented on MAHOUT-73:
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I have cloned this inorder to start this issu
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Pallavi Palleti updated MAHOUT-74:
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Attachment: mahout-74.patch
I have implemented Fuzzy K-Means prototype and tests. Please review
Fuzzy K-Means clustering
Key: MAHOUT-74
URL: https://issues.apache.org/jira/browse/MAHOUT-74
Project: Mahout
Issue Type: New Feature
Reporter: Pallavi Palleti
Attachments: mahout-74.patch
Fuzzy
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Pallavi Palleti updated MAHOUT-74:
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Component/s: Clustering
> Fuzzy K-Means clustering
>
>
>
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Pallavi Palleti commented on MAHOUT-74:
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Hi Grant,
urlCount is unnecessary variable.
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Pallavi Palleti updated MAHOUT-74:
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Attachment: MAHOUT-74.patch
Modified code to remove urlcount (an unnecessary variable) and made
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Pallavi Palleti commented on MAHOUT-77:
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Hi Allen, It was suggested to use vector oper
Improving the speed of Fuzzy K-Means by optimizing data transfer between map
and reduce tasks
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Key: MAHOUT-79
URL: https://issues.apache.org/jira/browse/MAHOUT-79
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Pallavi Palleti updated MAHOUT-79:
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Attachment: FUZZY.patch
There are three major changes that are done in this implementation:
On
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Pallavi Palleti commented on MAHOUT-79:
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Please review the code and let me know if any
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Pallavi Palleti commented on MAHOUT-79:
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If possible then It will be good to consider
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Pallavi Palleti updated MAHOUT-79:
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Attachment: FUZZY-79.patch
I have added combiner to Fuzzy. But, this time, I am making sure that
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Pallavi Palleti commented on MAHOUT-79:
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Hi Grant, latest patch takes care of Ted's co
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Pallavi Palleti updated MAHOUT-79:
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Attachment: FUZZY-79.patch
Made sure srowen concern over not using try{} catch{} for control flo
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Pallavi Palleti updated MAHOUT-79:
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Attachment: FUZZY-79.patch
Sorry for the errors. I have made the fixes. The Unit tests are not
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Pallavi Palleti updated MAHOUT-79:
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Attachment: FUZZY-79.patch
I have made the code compatible with recent updates. please review.
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Pallavi Palleti updated MAHOUT-99:
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Component/s: Clustering
Description:
Improved the speed of KMeans by passing only cluster ID
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Pallavi Palleti updated MAHOUT-99:
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Attachment: MAHOUT-99.patch
this patch takes care of issues with speed. Also, the issues with co
r
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Key: MAHOUT-99
URL: https://issues.apache.org/jira/browse/MAHOUT-99
Project: Mahout
Issue Type: Improvement
Reporter: Pallavi Palleti
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Pallavi Palleti updated MAHOUT-99:
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Attachment: Mahout-99.patch
Patch is modified to be compatible with latest trunk.
Thanks
Pallav
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Pallavi Palleti commented on MAHOUT-99:
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Yup. That must be the issue. But I am wonderi
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Pallavi Palleti commented on MAHOUT-99:
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I have used KeyValueLineRecordReader internal
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Pallavi Palleti commented on MAHOUT-99:
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If we need to modify Canopy. We need to modif
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Pallavi Palleti updated MAHOUT-99:
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Attachment: MAHOUT-99.patch
I have fixed sequencefile issue. Modified code SequenceFile where ev
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Pallavi Palleti commented on MAHOUT-66:
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Can you please elaborate on this a little bit
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Pallavi Palleti commented on MAHOUT-153:
Hi all,
I am ready with my patch. However
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Pallavi Palleti updated MAHOUT-153:
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Attachment: Mahout-153.patch
Here is the patch for selecting initial clusters for a clusterin
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Pallavi Palleti commented on MAHOUT-153:
Forgot to mention. The above patch doesn't
In Fuzzy Kmeans, when the distance between centroid and the given point is
zero, then it should belong to that cluster with probability 1 and rest with
probability zero
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Pallavi Palleti updated MAHOUT-284:
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Attachment: Mahout-284.patch
This patch fix the issue
> In Fuzzy Kmeans, when the distance b
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Pallavi Palleti updated MAHOUT-153:
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Attachment: Mahout-153.patch
Kindly find the updated patch which includes test cases. Also,in
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Pallavi Palleti commented on MAHOUT-153:
Forgot to mention. In this patch, I made t
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Pallavi Palleti updated MAHOUT-153:
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Attachment: Mahout-153.patch
Removed making lengthSquared instance variable to transient. Use
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