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Azure ML in SSIS An introduction to Azure Machine Learning Through the eyes of an SSIS developer David Söderlund – SolidQ Nordic dsoderlund@solidq.com Twitter: @QuadmanSWE LinkedIn: https://se.linkedin.com/in/soderlunddavid
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Using and improving Azure ML in SSIS Introduction to Azure Machine Learning Predictive analysis Fully managed in Azure Pay as you go Free trials available with limited functionality Interacting with Azure ML Predictive experiments through SSIS Custom component for batch execution Azure Feature Pack for blob storage interaction 2015-09-05 |SQL Saturday #433, Gothenburg3 |
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Machine Learning / Data mining Consider machine learning if There is a pattern you would like to find There is no apparent mathematical solution There is enough data Senior data scientists get involved in larger projects but everyone should know the essentials. We will learn how to implement machine learning models in our daily ETL! 2015-09-05 |SQL Saturday #433, Gothenburg4 |
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Machine Learning / Data mining What is learning? Reinforcement learning by looking at examples, this is why we need data Look at examples with correct labeling and try to figure out the target function Come up with hypothesis function Validate 2015-09-05 |SQL Saturday #433, Gothenburg5 |
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Typical Machine Learning project roles Domain expert The people who know the data for the problem Developer The people who can transform data to conform to the models and to the project’s needs Data scientist Runs the experimental process The name comes from applying the scientific method to data driven decision making. 2015-09-05 |SQL Saturday #433, Gothenburg6 |
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Azure ML compared to SSAS DM Getting started, developing models and trying out ideas is not a huge project in itself. To try out a model requires data at hand and a web browser You don’t have to know everything to get some insights SSAS is better for big projects with more complex models. Better visualization tools in visual studio 2015-09-05 |SQL Saturday #433, Gothenburg7 |
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Azure ML short overview (demo soon) The final product is a model The model can be used to predict values on data that it hasn’t seen before Everything is an experiment Not every experiment is successful You don’t need to know everything to run it 2015-09-05 |SQL Saturday #433, Gothenburg8 |
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Azure ML short overview (demo soon) Training experiments Looks like an SSIS package When it works we can “compile” the model and produce a predictive experiment Predictive experiment Uses a “trained model” and does not retrain every run The inputs are run through the model and become outputs 2015-09-05 |SQL Saturday #433, Gothenburg9 |
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Demo? DEMO 2015-09-05 |SQL Saturday #433, Gothenburg10 |
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Executing predictive scoring Web service API Request – Response Service (RRS) Row by agonizing row Useful for streaming data Batch Execution Service (BES) Can only run off of files in azure blob storage Therefor we must make sure our data is in that format before running the batch Results are also stored in this format and a relative location is returned in the execution status We can use this to retrieve the results! 2015-09-05 |SQL Saturday #433, Gothenburg11 |
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Batch execution service from SSIS Make sure the data is in blob storage Run the batch execution by pointing to the correct container and file Read the data from blob storage with the container/file that execution returned. 2015-09-05 |SQL Saturday #433, Gothenburg12 |
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SSIS requirements for development SSIS Azure Feature Pack A custom component for the HTTP-request Connection manager to our source data Connection manager to azure blob storage Connection information to our Azure ML experiment Variables to help us keep track of where the experiment output is 2015-09-05 |SQL Saturday #433, Gothenburg13 |
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SSIS requirements for development 2015-09-05 |SQL Saturday #433, Gothenburg14 |
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SSIS requirements for development 2015-09-05 |SQL Saturday #433, Gothenburg15 |
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Demo? DEMO 2015-09-05 |SQL Saturday #433, Gothenburg16 |
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What about updating and improving? Experiments can have multiple web service outputs, so make an output for the score model module. Run the training experiment through it’s API and catch both the new model object and its score. In SSIS compare the old and the new then update the predictive experiment with the new model, if it’s better. 2015-09-05 |SQL Saturday #433, Gothenburg17 |
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Automate! Figure out how the components work Parameterize the locations and keys that change with each experiment Auto-generate packages from metadata with BIML 2015-09-05 |SQL Saturday #433, Gothenburg18 |
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Useful links to replicate setup Azure trial account (for storage and studio) Azure trial account (for storage and studio) SSIS Azure Feature pack SSIS Azure Feature pack Chris Price (BluewaterSQL) ExecureAzureMLBatch Component Chris Price (BluewaterSQL) ExecureAzureMLBatch Component Some assembly required… get it? How to retrain models programmatically by Raymond Laghaeian (not part of demo) How to retrain models programmatically by Raymond Laghaeian Automate your batch package with BIML Automate your batch package with BIML 2015-09-05 |SQL Saturday #433, Gothenburg19 |
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