I'm sorry my bad! We have to tell, the header is missing.
[image: Inline image 1] On Thu, May 7, 2015 at 9:44 AM, Nirmal Fernando <nir...@wso2.com> wrote: > It seems this is the first row of the dataset, with an X if a value is a > number :-) > > On Thu, May 7, 2015 at 9:41 AM, Upul Bandara <u...@wso2.com> wrote: > >> I think asking is a valid option. Some tools automatically detect header. >> >> Ex: R >> >> [image: Inline image 2] >> >> Sometimes, they might check the ration between string an numbers in the >> first line. >> If we looking at the code related to read.csv we can get an idea >> >> >> >> On Thu, May 7, 2015 at 9:34 AM, Nirmal Fernando <nir...@wso2.com> wrote: >> >>> hmm.. another option :-) I think we can stick to the helper line. >>> >>> On Thu, May 7, 2015 at 9:31 AM, Supun Sethunga <sup...@wso2.com> wrote: >>> >>>> We have to ask from the user, giving them an option to select. :) >>>> >>>> On Thu, May 7, 2015 at 9:27 AM, Nirmal Fernando <nir...@wso2.com> >>>> wrote: >>>> >>>>> >>>>> On Thu, May 7, 2015 at 9:23 AM, Upul Bandara <u...@wso2.com> wrote: >>>>> >>>>>> Iris dataset is a bit old one. Nowadays, most of the datasets come >>>>>> with a header row. >>>>>> >>>>>> +1 adding a helper line in UI. >>>>>> >>>>>> But if header is missing, can't we add a set of dummy feature names ( >>>>>> such as F1, F2, and etc. ) and continue the model building process ? >>>>>> >>>>> >>>>> How can we detect that the header row is missing? >>>>> >>>>>> >>>>>> >>>>>> >>>>>> On Thu, May 7, 2015 at 9:15 AM, Nirmal Fernando <nir...@wso2.com> >>>>>> wrote: >>>>>> >>>>>>> Popular Iris dataset doesn't seem to have it. >>>>>>> >>>>>>> On Thu, May 7, 2015 at 9:13 AM, Supun Sethunga <sup...@wso2.com> >>>>>>> wrote: >>>>>>> >>>>>>>> +1 for adding a helper. Think its also the general standard to have >>>>>>>> the first row as the header in datasets. >>>>>>>> >>>>>>>> On Thu, May 7, 2015 at 8:47 AM, Nirmal Fernando <nir...@wso2.com> >>>>>>>> wrote: >>>>>>>> >>>>>>>>> Hi All, >>>>>>>>> >>>>>>>>> Currently, ML expects first row of a dataset to be the header row. >>>>>>>>> How should we enforce this? We can't do a validation here AFAIU, but >>>>>>>>> we >>>>>>>>> could add a helper line in UI, mentioning that we expect the first >>>>>>>>> row to >>>>>>>>> be the header row. Wdyt? >>>>>>>>> >>>>>>>>> -- >>>>>>>>> >>>>>>>>> Thanks & regards, >>>>>>>>> Nirmal >>>>>>>>> >>>>>>>>> Associate Technical Lead - Data Technologies Team, WSO2 Inc. >>>>>>>>> Mobile: +94715779733 >>>>>>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> -- >>>>>>>> *Supun Sethunga* >>>>>>>> Software Engineer >>>>>>>> WSO2, Inc. >>>>>>>> http://wso2.com/ >>>>>>>> lean | enterprise | middleware >>>>>>>> Mobile : +94 716546324 >>>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> >>>>>>> Thanks & regards, >>>>>>> Nirmal >>>>>>> >>>>>>> Associate Technical Lead - Data Technologies Team, WSO2 Inc. >>>>>>> Mobile: +94715779733 >>>>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Upul Bandara, >>>>>> Associate Technical Lead, WSO2, Inc., >>>>>> Mob: +94 715 468 345. >>>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> >>>>> Thanks & regards, >>>>> Nirmal >>>>> >>>>> Associate Technical Lead - Data Technologies Team, WSO2 Inc. >>>>> Mobile: +94715779733 >>>>> Blog: http://nirmalfdo.blogspot.com/ >>>>> >>>>> >>>>> >>>> >>>> >>>> -- >>>> *Supun Sethunga* >>>> Software Engineer >>>> WSO2, Inc. >>>> http://wso2.com/ >>>> lean | enterprise | middleware >>>> Mobile : +94 716546324 >>>> >>> >>> >>> >>> -- >>> >>> Thanks & regards, >>> Nirmal >>> >>> Associate Technical Lead - Data Technologies Team, WSO2 Inc. >>> Mobile: +94715779733 >>> Blog: http://nirmalfdo.blogspot.com/ >>> >>> >>> >> >> >> -- >> Upul Bandara, >> Associate Technical Lead, WSO2, Inc., >> Mob: +94 715 468 345. >> > > > > -- > > Thanks & regards, > Nirmal > > Associate Technical Lead - Data Technologies Team, WSO2 Inc. > Mobile: +94715779733 > Blog: http://nirmalfdo.blogspot.com/ > > > -- Upul Bandara, Associate Technical Lead, WSO2, Inc., Mob: +94 715 468 345.
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