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Tell me… how ugly is your bad data?

August 14, 2014

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Ugly data

The adage ‘garbage-in-garbage-out’ is an analytics mantra so ingrained it has its own shorthand: GIGO. Yet, in the mad, blind rush toward all things ‘big data’, there is the danger of sidelining the crucial-but-dreary topic of data quality, to which GIGO refers. While data quality is not as ‘sexy’ as big data, anyone who wants […]

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Network analytics: more than pretty pictures

August 14, 2014

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Network analysis is a rapidly growing analytics domain propelled by the explosion of interest in social networking. The methods rest upon much older foundations in the realms of statistics and social science. Euler’s graph theory was proposed in the early 18th century and Moreno established the foundations for social network analysis (SNA) in the 1930’s. Want […]

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When analytics fails: fueled by randomness

July 15, 2014

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Fueled by randomness

As an analytics professional, it may perhaps be no surprise that I believe in a world which is susceptible to analysis – a world which yields to scientific inquiry. Further, I believe that if we invest effort, if we exert what Kahneman would call our System 2, we can improve decisions and overcome our tendency […]

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Business analytics e-learning courses from SARK7

July 14, 2014

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The Organizational Brain

Business Analytics E-Learning Courses Developed by SARK7 for Accenture Academy I.  Introduction to Business Analytics FREE ONLINE NOW! ————————————————————— II. Defining the Business Analytics Process Business analytics is a process that transforms data into insights to drive value-creating decisions. It connects organizational problems to data that is analyzed using various methods, software tools, systems, and experts. […]

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Emerging Trends in Data Analytics

July 9, 2014

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INTRODUCTION Business analytics is a practitioner movement uniting several disciplines to drive value-creating decisions from data.  Central disciplines include IT / computer science, statistics, data management, decision science, and scientific research methods.  Descriptive, predictive, and prescriptive approaches are often used to categorize particular methodological approaches, themselves derived from the fields of business intelligence, financial forecasting […]

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The Cutting Edge: Network Analytics for Financial Fraud Detection and Mitigation

June 27, 2014

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The application of network analysis to the growing challenge of fraud and financial crime is a fast emerging advanced data analytics frontier. As any good fraud investigation knows, fraud and financial crime are as much deep social phenomenon as aspects of financial transactions gone awry. Thus the application of social network analysis is able to […]

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Our Magical Minds Redux

May 21, 2014

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Venus

A link to a good article proposing that our minds evolved to see patterns and significance, predisposing us to magical and superstitious beliefs: http://theconversation.com/caveman-instincts-may-explain-our-belief-in-gods-and-ghosts-26945 This supports the notion that a major challenge in data science is overcoming our inbuilt behavioral predispositions, for instance the tendency to overfit data samples or to conflate correlation with causation. […]

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Introduction to Business Analytics

May 19, 2014

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Recent lecture ‘Introduction to Analytics’ given to Erasmus Rotterdam School of Management MBA and MIS students: Summary overview https://www.youtube.com/watch?v=KmG7FJhms2Q Part 1 of 4: https://www.youtube.com/watch?v=KFYYDrEV4wI Part 2 of 4: https://www.youtube.com/watch?v=KFYYDrEV4wI Part 3 of 4: https://www.youtube.com/watch?v=UPsJx427rKE Part 4 of 4: https://www.youtube.com/watch?v=-1yxe0XjLWg

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Business Analytics as a Decision Process

April 5, 2014

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social network

A Lighthouse in the Fog: Navigating Stormy Seas Using Business Analytics The amount of data generated globally doubles every two years. In 2012, the world created a staggering 2.7 zettabytes of data, and this figure is expected to surmount 86 zettabytes by 2022. Meanwhile, businesses struggle to maintain their competitiveness in a shifting world of […]

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Business Analytics for Decision Analysis

April 5, 2014

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The Path to Value: Business Analytics-Enhanced Decision Analysis Business decision makers are confronted by a perplexing array of paths branching before them. Each path is complicated by information overload, complexity, and uncertainty. Managers need better ways to navigate the treacherous terrain of decision complexity. Link to online course: https://www.accentureacademy.com/d/course/1000008980/?tabId=304&moduleId=788&GoBackTo=1376B51F In the petroleum industry, Shell and […]

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