Is There Any Way To Train A Portion Of A Training Data Set From A Selected Dataset For Data Mining?
Jun 19, 2007
Hi, all experts here,
I am wondering is there any way to select only a portion of a data set to train the mining model? In this case, I mean we dont need to split the dataset in advance, what I want to do is being able to select any random portion of a selected dataset to train a mining model. Any advices?
I am looking forward to hearing from you and thanks a lot in advance for your advices and help.
With best regards,
Yours sincerely,
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Nov 24, 2006
Hi, all here,
Thank you very much for your kind attention.
I am wondering if it is possible to use SSIS to sample data set to training set and test set directly to my data mining models without saving them somewhere as occupying too much space? Really need guidance for that.
Thank you very much in advance for any help.
With best regards,
Yours sincerely,
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Jun 15, 2007
Could I ask how to spit the data into training and validation sets when doing data mining?
Thanks
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Apr 27, 2007
I have been trying to use SQL 2005 data mining for about 8 weeks. I am becoming frustrated because I am not able to make progress nor am I able to exploit the power of the system.
I need a training course! I have asked Microsoft in UK for recommendations but they have been unable to help. I have searched for courses in the UK and US without sucess.
I am coming to the Microsoft BI event in Seattle - will there be any opportunities there to get help or find help? (In Seattle I intend to concentrate on the Excel add ins)
Thank you
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Jun 11, 2007
Hello,
I need to change my usernames in a column from JSmith to ABCSmith. What would be my update statement to make that change? I need something that would basically start at position 1, for a length of 1, then use that to replace with ABC...
Here is what I have been trying:
UPDATE tblusers,
SET userLoginID = replace(userloginID, 1, 'ABC')
Thanks in advance.
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Nov 23, 2007
Hi ...I can't figure out how to put nested tables into the Data Mining Model Training Transform (SSIS). Can anybody help me? some example please...!!!??
Diego B.
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Oct 26, 2006
I can't figure out how to put nested tables into the Data Mining Model Training Transform (SSIS). I can do a simple case table, but how do you get those nested tables with DM Training Transformation? Any ideas? Samples?
Thanks in advance,
-Young K
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Oct 24, 2006
Hi,
our company is looking for a good training for SQL server 2005. Majority of attendies will be .NET developers, but some will be technicians who need backup, replication, maint., etc. training. All are pretty familiar with sql server and have experience with SQL 2000. So, it should not be for beginners. Intermediate and advance topics.
Whom you can suggest? Do you have experience with them?
Thank you.
Victor
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Dec 6, 2006
hi,
I newly Installed my SQL 2005.When I try to train my Model its giving me "Key not valid for use in specified state." Can anyone help me how to figure it out?
Thanks,
Karthik
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Sep 29, 2015
I followed the tutorial posted at [URL] ...
Everything was ok until the last step where I had to process the mining structure which resulted in a warning
"Informational (Data mining): Decision Trees found no splits for model, Tbl Decision Tree Example."
What does this error mean? How do I resolve it? Also, I only see the first level in the Mining Model Viewer, I don't see the levels 2 and 3.
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Feb 23, 2007
Hi, all experts here,
I would like to know if there is any way to migrate third-party data mining packages with SQL Server 2005 data mining algorithms together then we can have a comparison among all of them to get the best results for training models.
I am looking forward to hearing from you.
Thanks a lot.
With best regards,
Yours sincerely,
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May 31, 2006
Hoping someone will have a solution for this error
Errors in the metadata manager. The data type of the '~CaseDetail ~MG-Fact Voic~6' measure must be the same as its source data type. This is because the aggregate function is not set to count or distinct count.
Is the problem due to the data type of the column used in the mining structure is Long, and the underlying field in the cube has a type of BigInt,or am I barking up the wrong tree?
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Apr 30, 2015
I'm a beginner with SQL 2012 SSDT & SSMS. I get this error message when I try to deploy my project:Â
"Error 6
Error (Data mining): KEY SEQUENCE columns are not supported at the case level. The 'Customer Key' column of the 'TK448 Ch09 Cube Clustering' mining structure contains content that is not valid.
0 0
"
I am finding it hard to locate the content that is not valid. I've been trying to find a answer for this problem but can't seem to find anything. How can I locate the content that is not valid and change or delete it so that I can deploy this solution?
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Jun 4, 2015
Having successfully created :
- a data mining structure with about 80 columns.
- a data mining model using Microsoft_Decision_Trees with 2 prediction columns.Â
I thought I would then explore the possibility of have more than 2 prediction columns, in this case 20.
I get an error message and I can't work out :
a) if this is because there's a limit to the maximum number of prediction columns and where that maximum is stated.
b) if something else has become corrupted
c) there's a know bug and if the error message is either meaningful or not.
Either way, I'm unable to complete the data mining wizardÂ
The error message is :Errors in the metadata manager. Either the mining structure with the ID of '[my model Structure]' does not exist in the database with the ID of 'DMAddinsDB', or the user does not have permissions to access the object.
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Oct 25, 2007
Hi all,
I am using Microsoft_Time_Series and have set HISTORIC_MODEL_GAP to various values (from 1 to 21). I always get this error:
Error (Data mining): The 'HISTORIC_MODEL_GAP' data mining parameter is not valid for the 'My Time Series' model.
In Algorithm Parameters window, this parameters is not there by default, so I have to add it.
Any tip will be greatly appreciated.
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Jun 15, 2015
Implementing data mining Add-in in an academic setting? We need to handle over 150 new students a semester and have their connection to Analysis Services survive for their four years at the college. We are introducing data mining to every freshman business student as a unit within their Intro to Excel class (close to a month of work to give them a sense of what is possible). Other courses later in their curriculum will expand on that introduction.Â
Once implemented, we would have as many as 900 connections to manage (four years from now). It is possible that multiple sections will be running at the same time, so 40 students may be accessing the data mining tools concurrently. Â
Is there a way to "bulk establish" the access credentials and establish those databases?
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Apr 26, 2006
Hi, all here,
I am wondering where can I store my mining results in data mining engine? For example, I got mining results like accuracy chart, decision trees, and other formats of results based on different mining algorithms I used for my data mining, so where can I actually store the results for reporting service use later? Is it possible to do that in SQL Server 2005?
Thanks a lot for any help and guidance in advance.
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Feb 8, 2007
I've seen that sometimes is better to split the table into a test dataset and a training dataset, and I'll appreciate if anyone can explain why is this...
thanks
Santiago Aceñolaza
Argentina
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Jan 28, 2008
Hi, in SQL Management Studio, we just click 'Process' to train the data, how could I conditionally select a subset of Data Source (View) to train?
Thanks in advance.
Ricky.
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Aug 4, 2015
With SASS Database i have created Data mining Structure Using Time series algorithm, while processing the SSAS db, Data mining  taking long time to process, so how we can  reduce processing time ???
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Jul 10, 2015
I have 4 Tablix and 2 of the Tablix get data from Server 1 and other 2 get the data from Server 2.I have set NoRowsMessage "=Data Not Available for the Selected Values"  for all the 4 Tablix.Now if data is not available from Server 1 then I must show "Data Not Available for the Selected Values" only once in the  outputbut now its appearing twice in the output because of the 2 tablix that had no rows.Similarly if data not available from Server 2 then it should show "Data Not Available for the Selected Values" only once in my output.If Data not avilable from all the Tablix then also i t should show only once as "Data Not Available for the Selected Values" in the report output.
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Sep 26, 2006
Hi,
I have just run a simple data set through a model to predict a simple true or false value (i.e. binary output)
The Lift Chart/Mining Legend in Analysis Services shows three results €“ Score, Population Correct (%), and Predict Probability (%)
Population Correct I beleive is the percentage of predictions it got right out of the total number of predictions it tried to make. Is this correct?
However, I can€™t work out how the other two are derived in particular the 'SCORE'. To give a live example the scores were as follows:
Model Score Pop Correct Pred Probability
Decision Trees 0.83 76.59% 54.28%
Neural Network 0.75 67.63% 50.05%
Ideal Model 100.00%
Can anyone help with this and give a detailed explanation?
Many thanks,
S Rajput
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Apr 11, 2007
Hi,
I am trying to model data in analysis services with the Advance Create Mining Model function in the excel addin. I am having trouble creating an association model that works like the Associate button above the Advanced button.
The format of my data is like this
OrderID Product
100 Bike
100 Helmet
100 Shoes
200 Helmet
200 basketball
200 Bat
300 Shoes
300 Socks
The associate button works perfectly since it asks me which column is the transaction id (orderid) and which column I am trying to predict (product). The advanced create mining model asks me to determine what the columns are...
OrderID=key Product=Input+Predict?
When I run the advance create mining model associate, I get a browser that gives me no rules and the support for only one item itemset (each product but no combination of products).
Does anyone know what I have to do to get it to work like the associate button?
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Mar 27, 2008
I want to extract a particular portion of primary key field data.For example- suppose there are fifty data in PK field starting from 1...50.Now I want only to extract data from 25 to 50.It is bcos I want to retrieve only the new data that is inserted after a specified time.For example-today there is data starting from 1 to 25 which I have retrieved and saved elsewhere.By tomorrow there will be new data starting from 26 to 50 or more.Now I just want to extract this additional data from the database so that I dont need to extract all data again.Could anybody pls tell me how to do this.How can I do it using common SQL bcos I have to make a program for it.
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Mar 27, 2008
I want to extract a particular portion of primary key field data.For example- suppose there are fifty data in PK field starting from 1...50.Now I want only to extract data from 25 to 50.It is bcos I want to retrieve only the new data that is inserted after a specified time.For example-today there is data starting from 1 to 25 which I have retrieved and saved elsewhere.By tomorrow there will be new data starting from 26 to 50 or more.Now I just want to extract this additional data from the database so that I dont need to extract all data again.Could anybody pls tell me how to do this.How can I do it using common SQL bcos I have to make a program for it.
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Mar 27, 2008
I want to extract a particular portion of primary key field data.For example- suppose there are fifty data in PK field starting from 1...50.Now I want only to extract data from 25 to 50.It is bcos I want to retrieve only the new data that is inserted after a specified time.For example-today there is data starting from 1 to 25 which I have retrieved and saved elsewhere.By tomorrow there will be new data starting from 26 to 50 or more.Now I just want to extract this additional data from the database so that I dont need to extract all data again.Could anybody pls tell me how to do this.How can I do it using common SQL bcos I have to make a program for it.
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Oct 22, 2006
I made ahuge load script in SQL Server 2000 as i load data from manytables(select some of each one collumns) into one single table and iwant to test the loaded data against the selected data to make surethat the loaded data is the same the selected datais there a code or tool to make this test or monitoring ?? pleaseurgent ....
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Jul 18, 2006
I perform data mining on all products and a specific product category.
Do I need to create 2 data source views, one for all products and the other one for the specific product category?
Afterward, I run the Data Mining Wizard 2 times to create 2 mining structures.
I also need to add the same mining model (e.g. Bayes, Cluster) to each of these mining structures.
Is there any simple way to do it?
Thanks.
Joe.
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Jul 2, 2007
I am in the process of creating an Integration Services package to automate the process of training mining models and getting predictions. Until recently, I have been processing the models directly from Business Intelligence Studio without any problems. However, when I try to use the exact same training set as an input to the Data Mining Model Training destination, I get several errors. Here is the output:
[Mining Models [1]] Error: Parser: An error occurred during pipeline processing.
[Mining Models [1]] Error: Errors in the OLAP storage engine: The process operation ended because the number of errors encountered during processing reached the defined limit of allowable errors for the operation.
[Mining Models [1]] Error: Errors in the OLAP storage engine: An error occurred while the 'CPT MODIFIER' attribute of the 'BCCA DMS ~MC-CLAIM LIN~5' dimension from the 'BCCA LRG DMS TEST' database was being processed.
[Mining Models [1]] Error: File system error: The record ID is incorrect. Physical file: . Logical file: .
[Mining Models [1]] Error: Errors in the OLAP storage engine: The process operation ended because the number of errors encountered during processing reached the defined limit of allowable errors for the operation.
[Mining Models [1]] Error: Errors in the OLAP storage engine: An error occurred while the 'BILL TYPE' attribute of the 'BCCA DMS ~MC-CLAIM LIN~5' dimension from the 'BCCA LRG DMS TEST' database was being processed.
[Mining Models [1]] Error: File system error: The record ID is incorrect. Physical file: . Logical file: .
[DTS.Pipeline] Error: The ProcessInput method on component "Mining Models" (1) failed with error code 0x80004005. The identified component returned an error from the ProcessInput method. The error is specific to the component, but the error is fatal and will cause the Data Flow task to stop running.
I have not been able to find an answer as to why this is happening. I found a post regarding a similar problem with processing an OLAP cube in SSIS, but it seems that the author of that post never found an answer. Has anyone else here seen similar errors when processing mining models from Integration Services?
Also, if I process the mining models manually then try to run only predictions in SSIS, I get many of the same errors. I'll keep looking into the problem myself, but I would be very grateful if someone in this forum could shed some light on this issue.
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Jul 11, 2007
Dear All, I have a simple mining structure created by the DMX statement below. Then I tried to insert some data with MDX language by extracting data in OLAP. But I got the following error when I execute the insert statement.
Errors in the high-level relational engine. The 'Customer ID' column in the RELATES clause was not found in the results of the OPENROWSET query.
It seems that the append statement can't really recognize the name of the column which should be Customer ID.
How can I fix this problem?
Thanks
Tony Chun Tung Siu
The source code for create and insert is as below.
create mining model customerMiner
(
customerID long key ,
age long continuous,
orders table
(
orderID long key,
goodsID long discrete predict_only
)
)using [Microsoft_decision_trees] with drillthrough;
insert into mining model customerMiner
(
customerID,
age,
orders
(
skip,
orderID,
goodsID
)
)
shape
{
openQuery([Simple SSAS],
'
select {[Measures].[Customer ID], [Measures].[Age]} on columns,
{[Customer].[Customer].[Customer].members} on rows
from fi
')
}
append
(
{
openQuery([Simple SSAS],
'
select {[Measures].[Customer ID],[Measures].[Order ID2],[Measures].[Goods ID]} on columns,
[Goods].[Order ID2].[Order ID2].members on rows
from fi
')
}
relate [Customer ID] to [Customer ID]
)as orders
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May 3, 2015
I am trying to delete tables from data where the ModifiedDates older than 9 years in AdventureWorks2012 database . I get console notified that foreign keys are dropped but the delete statement is throwing errors. I am sure that somewhere the key constraints are not getting altered, but i'm not able to figure it out as i'm a relative beginner to T-SQL. The error and code:
The DELETE statement conflicted with the REFERENCE constraint "FK_SalesOrderHeaderSalesReason_SalesReason_SalesReasonID". The conflict
occurred in database "AdventureWorks2012", table "Sales.SalesOrderHeader
[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.SqlServer.SMO") | Out-Null
$option_drop = new-object Microsoft.SqlServer.Management.Smo.ScriptingOptions;
$option_drop.ScriptDrops = $true;
[Code] ....
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May 25, 2006
hi
I am new at MSSQL 2000 DBA thing. and trying to learn more about analysis service/data warehouse/data mining. so is any expert out there can Recommend some good books or web link article to read? Thanks
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Dec 20, 2006
I'm stucked in a problem and I thought if you would be so kind as to helping me to resolve it.
I'm implementing a clustering algorithm plugin for text mining. I've already read the tutorials and sample codes provided by the MSDN Library.
Well... My problem is: I can't go through the data when the Predict method is called. I've read that this method implements the "core" of the custom algorithms. Here is a small snippet of my code for you to understand my doubt:
STDMETHODIMP ALGORITHM::Predict(/* [in] */ IDMContextServices* in_pContext,/* [in] */ DM_PREDICTION_FLAGS in_Flags,/* [in] */ IDMAttributeGroup* in_pPredAttGroup,/* [in] */ DM_CaseID in_CaseID, /* [in] */ ULONG in_ulCaseValues,/* [in] */ DM_ATTRIBUTE_VALUE* in_rgValues,/* [in] */ ULONG in_ulMaxPredictions,/* [in] */ ULONG in_ulMaxStates, /* [out] */ DM_ATTRIBUTE_STAT** io_prgPredictions,/* [out] */ ULONG* out_pulPredictions) {
for(UINT i=0;i<in_ulCaseValues;i++) {
DM_ATTRIBUTE_VALUE& dmattributevalue = in_rgValues;
ULONG iAttribute = dmattributevalue.Attribute;
if (iAttribute == DM_UNSPECIFIED)
continue;
double dblValue = ::DblContinuous(dmattributevalue.Value);
char buffer[129];
sprintf(buffer,"%f ",dblValue);
RENAN_Log::log(buffer);
}
return S_OK;
}
As you can see, I'm going through in_rgValues to get its values, but i'm only obtaining the first register of the table on the database. I need to roll over a kind of resultset so I could access all the registers I need. Is there any way to do so ?
I expected Predict() received a matrix containing all my data, but the only thing I noticed that could represent the data is that in_rgValues vector. So I can go through this vector, but it holds only the first register of the table in the database (that's what's being saved on my log). I need all of the registers in order to pre-process the data and implement my clustering algorithm.
Well... That's it... I would be very pleased if you could help me.
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