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Outlier detetion FQR works, but with the same outlier score, dots are too small #65
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For the frequent pattern based outlier detection algorithm (FQR?) - it is important to properly set the parameters. If it is possible try to decrease the minimum support parameter. I am not sure if it is possible to change any parameter in the UI. |
@jaroslav-kuchar can you click the above link, and see the result? meanwhile, try to choose a Bonn dataset, select parameters on the left side, and see the visualization result on the right side. |
When I click on the link above, I can only see the following message - "Error: We are sorry, the analysis process did not finish in timely manner". |
the error of timing also happens to other data mining tools, like LOF |
The timeout issue is related to the length of the dataset. Most probably, the datamining algorithms are not fed correctly, or they take to much time to finish the task. Regarding the dots issue, it is the real relation of the data. 173 million vs 100 thousand is like that. Moreover, if I am not mistaken, I have used the algorithm from Pierro, which, I think used a square root normalizing in the size of the circles. Would you suggest log or sth else? Automatically selected? |
this link was used http://apps.openbudgets.eu/cube/analytics/bonn-budget-2019__40559/outlier_detection/FQR?BABBAGE_FACT_URI=http%3A%2F%2Fapps.openbudgets.eu%2Fapi%2F3%2Fcubes%2Fbonn-budget-2019__40559%2Ffacts%3F&coloringAttribute=businessArea.prefLabel&groupingAttribute=functionalClassification.prefLabel
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