Category Archives: Data Science
Crowdsourcing and Big Data
The Wikipedia article on Big Data says it “requires exceptional technologies to efficiently process large quantities of data within tolerable elapsed times.” The examples given (Hadoop, MapReduce, Cloud Computing, etc.) do not include one very exceptional technology, the human brain, … Continue reading
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Asking Good Questions is What Will Make Big Data Work for You
Asking good questions as the key to unleashing the potential of big data got significant blog time this past week.
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Big Data Bytes: More on What’s a Data Scientist?
Chuck Hollis calls Data Scientists “rock stars” and argues that they are “a fundamentally different profession with a different profile than the BI analysts that came before [them]. They’re more likely to have advanced degrees, frequently have a background in … Continue reading
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What’s a Data Scientist? One More Definition
Shawn Hessinger at AllAnalytics.com summarizes yesterday’s e-chat with Gartner’s Doug Laney on what data scientists do and who they are. Gartner’s definition of a data scientist: Responsible for mining, modeling, interpreting, blending, and extracting information from large datasets and then … Continue reading
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Josh Wills on Machine Learning in a Business Setting
[youtube https://www.youtube.com/watch?v=IgfRdDjLxe0?rel=0] Academic machine learning is all about optimization. Machine learning in a business setting is all about understanding: “My focus is always on how do I understand what the system is doing, come up with new hypotheses about this … Continue reading
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A Career in Data Science: Bob Rogers, Chief Data Scientist, Intel
“Business leaders want ‘the answer,’” says Bob Rogers, Chief Data Scientist for Big Data Solutions at Intel. But data scientists must understand what “the answer” means in the specific business context and communicate the expected impact in the language … Continue reading
Vincent Granville’s 66 job interview questions for data scientists
What is the biggest data set that you processed, and how did you process it, what were the results? Tell me two success stories about your analytic or computer science projects? How was lift (or success) measured? What is: … Continue reading
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Survey: The Hunt for Unicorn Data Scientists Boosts the Salaries of Predictive Analytics Professionals
Unicorn Data Scientists (upgraded from “sexy data scientists”) are hard to find and are paid more than $200,000 per year. A new survey finds that the rising data science tide lifts the compensation of all other data analytics professionals, even … Continue reading
The Evolution of Data Scientists, 2006-2016
Gaurav Vohra, CEO & Co-founder Jigsaw Academy: Here are my predictions for 2021. Machine learning and deep learning will become much more popular. More data and better processing power will enable a lot more analysis of different data. Those who … Continue reading
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