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What does business expect from data science(tists) The information herein is for informational purposes only and represents the opinions and views of Project Botticelli and/or Rafal Lukawiecki. The material presented is not certain and may vary based on several factors. Project Botticelli Ltd and Microsoft make no warranties, express, implied or statutory, as to the information in this presentation. Copyright © 2016 Project Botticelli Ltd unless noted otherwise. Some slides contain quotations from copyrighted materials by other authors, as individually attributed or as already covered by Project Botticelli Ltd or Microsoft Copyright ownerships. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Project Botticelli Ltd as of the date of this presentation. Because Project Botticelli & Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft and Project Botticelli cannot guarantee the accuracy of any information provided after the date of this presentation. Project Botticelli makes no warranties, express, implied or statutory, as to the information in this presentation. E&OE. Study with projectbotticelli.com Online training Data Science Data Mining Introduction to BI & Big Data Power BI DAX Cube Design MDX Excel BI PPTs projectbotticelli.com/ppt Offer $50 off annual memberships (exp 31 Oct 2016): 50IGNITE2016 Copyright 2016 © Project Botticelli Ltd. All rights reserved. technitrain.com/coursedetail.php?c=68 Chicago 7 Nov sqlskills.com/rafal ch.atosconsulting.com/rafal glasspaper.no/rafal cornerstone.se/rafal Copyright 2016 © Project Botticelli Ltd. All rights reserved. Discover reason behind success, failure Understand customers, products, patterns Accurately plan future Experiment before making decisions Experiment with autonomous decision making (AI) Advanced analytics Acquire Explore, visualise Data science Copyright 2016 © Project Botticelli Ltd. All rights reserved. Prepare more than data engineering Data mining & machine learning Big data Statistics Copyright 2016 © Project Botticelli Ltd. All rights reserved. Data science Data wrangling (munging), retrieval + storage Algorithms that detect meaningful patterns in data Copyright 2016 © Project Botticelli Ltd. All rights reserved. Academic discipline Part of IT and computing Artificial Intelligence Business change Machine learning models Autonomous, “intelligent” decisions Domain expert Data expert Data scientist Can we reduce readmissions? What is readmission? Does enough data show examples of readmission? Are the predictable patterns of readmitting? Copyright 2016 © Project Botticelli Ltd. All rights reserved. Start with a (business) goal 2. Express it as a testable hypothesis (H0 + HA, etc) 3. Progressively refine the hypothesis through experiments and further models 1. 2. 3. 4. 5. Define & initialise a model Train model (process cases) Validate model Use it: Explore or Deploy Update and revalidate Copyright 2016 © Project Botticelli Ltd. All rights reserved. 1. Experiments may be needed to get data Copyright 2016 © Project Botticelli Ltd. All rights reserved. State it as a series of hypotheses control Run Evaluate Copyright 2016 © Project Botticelli Ltd. All rights reserved. Design 5-6% http://papers.ssrn.com/sol3/Papers.cfm?abstract_id=1819486 Copyright 2016 © Project Botticelli Ltd. All rights reserved. Data Driven Decision-making Run on analytics Copyright 2016 © Project Botticelli Ltd. All rights reserved. Human intuition drives innovation Advanced analytics validates facts Data science enables Data Driven Decisions Chicago: 7 Nov sqlskills.com/rafal projectbotticelli.com BI video tutorials, PPTs, and articles $50 off annual: 50IGNITE2016 projectbotticelli.com/courses Follow: @rafaldotnet Email: [email protected] Discover: rafal.net Copyright 2016 © Project Botticelli Ltd. All rights reserved. Copyright © 2016 Project Botticelli Ltd unless noted otherwise. Some slides contain quotations from copyrighted materials by other authors, as individually attributed or as already covered by Project Botticelli Ltd or Microsoft Copyright ownerships. All rights reserved. Microsoft, Windows, Windows Vista and other product names are or may be registered trademarks and/or trademarks in the U.S. and/or other countries. The information herein is for informational purposes only and represents the current view of Project Botticelli Ltd as of the date of this presentation. Because Project Botticelli & Microsoft must respond to changing market conditions, it should not be interpreted to be a commitment on the part of Microsoft, and Microsoft and Project Botticelli cannot guarantee the accuracy of any information provided after the date of this presentation. Project Botticelli makes no warranties, express, implied or statutory, as to the information in this presentation. E&OE.