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| SUM() not working with INNER JOIN | 22 Aug 2007 08:23 GMT | 4 |
This is the first time I have run into this problem. My MSSQL is as follows: SELECT p.name, r.res_id, py.payment_total, sum(py.payment_total) AS payment_net FROM bat_packs p INNER JOIN bat_res r ON p.pack_id = r.pack_id INNER JOIN
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| Is EM algorithm sensitive to the initiatiing parameter? | 21 Aug 2007 13:36 GMT | 5 |
It's known that the K-Means clustering algorithm is sensitive to the initiating parameter k. In K-Means of MS clustering algorithm,the sensitive parameter is CLUSTER_SEED,isn't it? And is the EM algorithms sensitive as K-Means? thanks,
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| Time series algorithm | 10 Aug 2007 10:57 GMT | 1 |
I want to know the basic algorithm which is used in Microsoft time series algorithm. And also I need some clarification of the different parameters that we can specify with the basic algorthm (which are in the "set Algorithm Parameters "). I would be thank you if you can send me ...
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| Microsoft Decision Tree / Discretization | 08 Aug 2007 05:31 GMT | 4 |
I'm looking the AdventureWorksDW example and decision tree generated by the decision three algorithm. I want to know how to discretize in a countinous attribute Age in distinct groups. I've seen an algorithm based on entropy that splits in two groups, may be similar testing
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