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Large number of classes
I have a dataset of 244k records, I want to ingest it to a ML model in dataiku to predict a text column based on another. The warning shows that a large number of classes has been detected, training may fall or performance will be poor, I have 286 unique values. How can we overcome this? Also some of the algorithms are…
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Change Recipe Engine using the API
Hi Dataiku Team, I am able to change the engine of prepare recipes using the code here :https://community.dataiku.com/t5/Setup-Configuration/Change-a-recipes-engine-using-the-API/td-p/24974 . But it fails for other recipes like join and group. I have verified in the UI that these recipes have both SPARK and DSS as the…
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Backset and forcast is one month ahead - Time series forecasting
I have a problem with the time series forecasting, the backset is one month ahead and also the forecast. Other problem is that I have a 36 month dataset and the forecast output that dataiku is giving me is in month 36, so actually the time series is not giving me month 37 I am uploading a picture of the problem. Anyone…
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Restrict access to a webapp
Hello, Dataiku Team I have a webapp, but I want to allow access only to some users or group of users. I tried to do it from the security section of the project but it didn't work. Apparently anyone who has a Dataiku user can view the webapp. Is there a way to limit this? Thank you. Operating system used: Linux
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Executives need a spreadsheet alternative ... Is Dataiku the answer?
Our executives are running into limitations with Excel, especially when dealing with hexadecimal numbers which we use as account numbers for our clients. They can't sort them at all as Excel doesn't support that functionality. Is it reasonable to propose Dataiku, perhaps with a plugin, as an alternative for them to…
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In filter Getting warning message - facet values are incomplete (DSS server engine limit reached)
I'm using one column as filter in dashboard and it contains more than 10000 records. So in filter it's only 10000 records and giving warring message as facet values are incomplete (DSS server engine limit reached) Operating system used: Windows 10
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How to convert a strings representing "yyyyMMdd HHmm" into a time stamp format
Hi experts, I have a sample date obtained from my customer that contains a string data like for example "20240310 1334". This indicates time stamp date, so I want to convert this text string data into a time stamp data like "2024-03-10 13:34:00.000000" Could someone please advise if any way to do this? Any commento will be…
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Webapps: Error when starting backend
Hello, I have an issue when running webapps backend. I get following error " Reading dataset failed: b"Failed to read variables, caused by: DKUSecurityException: Cannot retrieve user/admin properties, caused by: NotFoundException: User 'username' doesn't exist" any ideas why this is happening ? how to solve it ? A first…
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folder.get_download_stream I/O operation on closed file
Hi experts, Dataiku prompts this error ValueError: I/O operation on closed file. when I tried to execute the script below: with folder.get_download_stream(path_csv) as f: data = pd.read_csv(f, encoding='latin-1') The reason I put that encoding is due to the utf-8 error if encoding is not specified ( 'utf-8' codec can't…
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Recipe for implementing PCA.
Hi there, I am trying to implement PCA on a dataset with 700 columns. How do i do this in DSS
