hadoop-common-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From unmesha sreeveni <unmeshab...@gmail.com>
Subject Re: SVM implementaion
Date Mon, 11 Nov 2013 06:22:36 GMT
can any one share a file with 1/-1 classification dataset..??


On Mon, Nov 11, 2013 at 11:26 AM, unmesha sreeveni <unmeshabiju@gmail.com>wrote:

> I am searching for numeric values loke Spam Classification..
>
>
> On Mon, Nov 11, 2013 at 11:21 AM, unmesha sreeveni <unmeshabiju@gmail.com>wrote:
>
>> it seems like all are image files...
>>
>>
>> On Sat, Nov 9, 2013 at 4:55 PM, unmesha sreeveni <unmeshabiju@gmail.com>wrote:
>>
>>> where to get the datasets?
>>> Whether in
>>> Active Competitions <http://www.kaggle.com/competitions>
>>>
>>>
>>> On Sat, Nov 9, 2013 at 4:51 PM, unmesha sreeveni <unmeshabiju@gmail.com>wrote:
>>>
>>>> normally in svm how are the training data classified in 1/0 class label?
>>>>
>>>> In 1/-1 classification we will be checking sign(decision function) ie ,
>>>> if the calculated decision function value is negative we will give -1
>>>> classlabel and if it is positive we will give 1 as class label.
>>>>
>>>> After finding that we will compare the class label with the class label
>>>> of input data...and find the accuracy/miss classification.
>>>>
>>>> What about in 1/0 classification???
>>>>
>>>>
>>>> On Sat, Nov 9, 2013 at 4:45 PM, unmesha sreeveni <unmeshabiju@gmail.com
>>>> > wrote:
>>>>
>>>>> 1/-1 is not available?
>>>>>
>>>>>
>>>>> On Fri, Nov 8, 2013 at 7:58 PM, Robin East <robin.east@xense.co.uk>wrote:
>>>>>
>>>>>> You could try having a look at some of the competition data sets
on
>>>>>> http://www.kaggle.com. Many of them are 1/0 classification problems
>>>>>>
>>>>>> Sent from my iPhone
>>>>>>
>>>>>> On 8 Nov 2013, at 10:10, unmesha sreeveni <unmeshabiju@gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>> where can i get a large file for checking svm .with classes 1 and
-1
>>>>>> around 1 GB file
>>>>>>
>>>>>>
>>>>>> On Fri, Nov 8, 2013 at 11:14 AM, unmesha sreeveni <
>>>>>> unmeshabiju@gmail.com> wrote:
>>>>>>
>>>>>>> thx Mirko Kampf
>>>>>>>
>>>>>>>
>>>>>>> On Fri, Nov 8, 2013 at 10:48 AM, Mirko Kämpf <mirko.kaempf@gmail.com
>>>>>>> > wrote:
>>>>>>>
>>>>>>>> There are three Jira issues about it: Mahout-14<https://issues.apache.org/jira/browse/MAHOUT-14>
>>>>>>>>  and Mahout-334 <https://issues.apache.org/jira/browse/MAHOUT-334>
have
>>>>>>>> been closed as won't fix. Mahout-232<https://issues.apache.org/jira/browse/MAHOUT-232>
was
>>>>>>>> assigned later because some code was contributed early (2009)
but it did
>>>>>>>> not work so it was not incorporated into Mahout. Since then
Mahout has
>>>>>>>> changed, so porting the code would be difficult, and if you
look at the
>>>>>>>> issue there is some disagreement about whether it approaches
the problem in
>>>>>>>> the best way.
>>>>>>>>
>>>>>>>> There is some code for a cascadeSVM implementation<https://code.google.com/p/cascadesvm/>
but
>>>>>>>> the training part - the hard part - was never published.
>>>>>>>>
>>>>>>>> There is a parallel SVM implementation<https://code.google.com/p/psvm/>
that
>>>>>>>> runs on MPI rather than Hadoop.
>>>>>>>>
>>>>>>>> This San Francisco Meetup abstract<http://www.meetup.com/sfmachinelearning/events/116497192/>
has
>>>>>>>> some discussion of current state of the art and issues for
parallel SVM.
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> 2013/11/8 unmesha sreeveni <unmeshabiju@gmail.com>
>>>>>>>>
>>>>>>>>> Do we have an SVM implementation?
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> *Thanks & Regards*
>>>>>>>>>
>>>>>>>>> Unmesha Sreeveni U.B
>>>>>>>>>
>>>>>>>>> *Junior Developer*
>>>>>>>>>
>>>>>>>>> *Amrita Center For Cyber Security *
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> * Amritapuri.www.amrita.edu/cyber/ <http://www.amrita.edu/cyber/>*
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> *Thanks & Regards*
>>>>>>>
>>>>>>> Unmesha Sreeveni U.B
>>>>>>>
>>>>>>> *Junior Developer*
>>>>>>>
>>>>>>> *Amrita Center For Cyber Security *
>>>>>>>
>>>>>>>
>>>>>>> * Amritapuri.www.amrita.edu/cyber/ <http://www.amrita.edu/cyber/>*
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> *Thanks & Regards*
>>>>>>
>>>>>> Unmesha Sreeveni U.B
>>>>>>
>>>>>> *Junior Developer*
>>>>>>
>>>>>> *Amrita Center For Cyber Security *
>>>>>>
>>>>>>
>>>>>> * Amritapuri.www.amrita.edu/cyber/ <http://www.amrita.edu/cyber/>*
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> *Thanks & Regards*
>>>>>
>>>>> Unmesha Sreeveni U.B
>>>>>
>>>>> *Junior Developer*
>>>>>
>>>>> *Amrita Center For Cyber Security *
>>>>>
>>>>>
>>>>> * Amritapuri.www.amrita.edu/cyber/ <http://www.amrita.edu/cyber/>*
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> *Thanks & Regards*
>>>>
>>>> Unmesha Sreeveni U.B
>>>>
>>>> *Junior Developer*
>>>>
>>>> *Amrita Center For Cyber Security *
>>>>
>>>>
>>>> * Amritapuri.www.amrita.edu/cyber/ <http://www.amrita.edu/cyber/>*
>>>>
>>>
>>>
>>>
>>> --
>>> *Thanks & Regards*
>>>
>>> Unmesha Sreeveni U.B
>>>
>>> *Junior Developer*
>>>
>>> *Amrita Center For Cyber Security *
>>>
>>>
>>> * Amritapuri.www.amrita.edu/cyber/ <http://www.amrita.edu/cyber/>*
>>>
>>
>>
>>
>> --
>> *Thanks & Regards*
>>
>> Unmesha Sreeveni U.B
>>
>> *Junior Developer*
>>
>> *Amrita Center For Cyber Security *
>>
>>
>> * Amritapuri.www.amrita.edu/cyber/ <http://www.amrita.edu/cyber/>*
>>
>
>
>
> --
> *Thanks & Regards*
>
> Unmesha Sreeveni U.B
>
> *Junior Developer*
>
> *Amrita Center For Cyber Security *
>
>
> * Amritapuri.www.amrita.edu/cyber/ <http://www.amrita.edu/cyber/>*
>



-- 
*Thanks & Regards*

Unmesha Sreeveni U.B

*Junior Developer*

*Amrita Center For Cyber Security*


* Amritapuri.www.amrita.edu/cyber/ <http://www.amrita.edu/cyber/>*

Mime
View raw message