Is this issue reported already ? I am getting same error while trying to
load kaggle train.csv (same file) with load_svmlight_file
Regards,
Manjush
On Sat, Feb 13, 2016 at 9:56 AM Gunjan Dewan <dewangunjan6...@gmail.com>
wrote:
> Ill do that.
>
> Thanks a lot.
>
> Gunjan
>
> On Sat, Feb 13, 2016 at 6:04 AM, Mathieu Blondel <math...@mblondel.org>
> wrote:
>
>> It seems like our svmlight reader doesn't support spaces between labels:
>>
>> https://github.com/scikit-learn/scikit-learn/blob/master/sklearn/datasets/_svmlight_format.pyx#L71
>>
>> Could you report an issue on github?
>>
>> In the mean time, you can write a small Python script that deletes the
>> space between labels.
>>
>> Mathieu
>>
>> On Fri, Feb 12, 2016 at 11:00 PM, Gunjan Dewan <dewangunjan6...@gmail.com
>> > wrote:
>>
>>> Hi Mathieu,
>>>
>>> Thanks a lot for the help.
>>> But even after changing the multilabel option it is giving a value error
>>> :
>>>
>>>
>>> File "_svmlight_format.pyx", line 67, in
>>> sklearn.datasets._svmlight_format._load_svmlight_file
>>> (sklearn\datasets\_svmlight_format.c:2055)
>>>
>>> ValueError: could not convert string to float:
>>>
>>>
>>>
>>> But this time, it does not show any value after the error. Its blank.
>>> Any idea why this is happening?
>>>
>>>
>>> Gunjan
>>>
>>> On Fri, Feb 12, 2016 at 6:59 PM, Mathieu Blondel <math...@mblondel.org>
>>> wrote:
>>>
>>>> Hi Gunjan,
>>>>
>>>> Apparently the dataset is multi-label, so you need to use the
>>>> multilabel=True option.
>>>>
>>>>
>>>> http://scikit-learn.org/stable/modules/generated/sklearn.datasets.load_svmlight_file.html
>>>>
>>>> Mathieu
>>>>
>>>> On Fri, Feb 12, 2016 at 10:04 PM, Gunjan Dewan <
>>>> dewangunjan6...@gmail.com> wrote:
>>>>
>>>>> Hi all,
>>>>>
>>>>> I am using the following dataset from kaggle (train.csv):
>>>>> https://www.kaggle.com/c/lshtc/data
>>>>>
>>>>> The dataset is in libSVM format.
>>>>>
>>>>> However while trying to load it using load_svmlight_file, i get the
>>>>> following error
>>>>>
>>>>> File "_svmlight_format.pyx", line 72, in
>>>>> sklearn.datasets._svmlight_format._load_svmlight_file
>>>>> (sklearn\datasets\_svmlight_format.c:2120)
>>>>>
>>>>> ValueError: could not convert string to float: b'Data'
>>>>>
>>>>> I then removed the header but it is still giving me the same value
>>>>> error.
>>>>> Can anyone please help me out with this?
>>>>>
>>>>> I also wanted to know if there is any other way to convert the libSVM
>>>>> format into 2 matrices.
>>>>>
>>>>> Note : I just started out with sklearn and machine learning.
>>>>>
>>>>> Thanks,
>>>>> Gunjan
>>>>>
>>>>>
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