Attaching created JIRA [1]. [1] https://wso2.org/jira/browse/ML-15
On Thu, May 7, 2015 at 10:00 AM, Nirmal Fernando <nir...@wso2.com> wrote: > Ok, got it! Thanks :-) We'll add an option then. > > On Thu, May 7, 2015 at 9:52 AM, Upul Bandara <u...@wso2.com> wrote: > >> 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. >> > > > > -- > > Thanks & regards, > Nirmal > > Associate Technical Lead - Data Technologies Team, WSO2 Inc. > Mobile: +94715779733 > Blog: http://nirmalfdo.blogspot.com/ > > > -- *CD Athuraliya* Software Engineer WSO2, Inc. lean . enterprise . middleware Mobile: +94 716288847 <94716288847> LinkedIn <http://lk.linkedin.com/in/cdathuraliya> | Twitter <https://twitter.com/cdathuraliya> | Blog <http://cdathuraliya.tumblr.com/>
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