Hi, I tried the api call, however, I got the following error
Error occurred while retrieving summarized stats of feature [name] Class for the dataset [id] 2 of tenant [id] -1234 and [user] admin . Cause: org.wso2.carbon.ml.core.exceptions.MLDataProcessingException - An error occurred while retrieving summary statistics for the dataset: 2: No data is available [2000-140] On Wed, Aug 19, 2015 at 10:43 PM, Thushan Ganegedara <[email protected]> wrote: > Hi CD, > > Thanks a lot. > > On Wed, Aug 19, 2015 at 10:41 PM, CD Athuraliya <[email protected]> > wrote: > >> Hi Thushan, >> >> You can retrieve the number of output classes (or class labels of >> response variable) via this [1] API (e.g. >> https://localhost:9443/api/datasets/1/stats?feature=Class). Number of >> unique labels in that feature values are given in the JSON response like >> below. >> >> [ >> { >> "missing": 0, >> "median": "0", >> "values": [ >> [ >> "0", >> 500 >> ], >> [ >> "1", >> 268 >> ] >> ], >> *"unique": 2,* >> "std": "0.477", >> "mean": "0.349", >> "bar": true, >> "key": "Frequency" >> } >> ] >> >> [1] >> https://docs.wso2.com/display/ML100/Retrieve+summarized+statistics+of+a+feature+in+a+dataset+via+REST+API >> >> Regards, >> CD >> >> On Wed, Aug 19, 2015 at 5:47 PM, Thushan Ganegedara <[email protected]> >> wrote: >> >>> Hi all, >>> >>> The D3 visualization component is almost ready. I've to tweak few >>> things. I'm attaching an images of what it looks like. Also there's a >>> button for updating the visualization whenever the Layer Sizes input text >>> is changed >>> >>> Could someone please tell me a way to obtain the number of classes with >>> an ajax call maybe? I could obtain the input feature count but not the >>> output class count. >>> >>> -- >>> Regards, >>> >>> Thushan Ganegedara >>> School of IT >>> University of Sydney, Australia >>> >> >> >> >> -- >> *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/> >> > > > > -- > Regards, > > Thushan Ganegedara > School of IT > University of Sydney, Australia > -- Regards, Thushan Ganegedara School of IT University of Sydney, Australia
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