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JupyterCon and Data Science Analysis 2017

By   /  August 29, 2017  /  BI / Data Science Blogs, BI / Data Science News, Articles, & Education, Big Data Blogs, Big Data News, Articles, & Education, Data Blogs | Information From Enterprise Leaders, Data Education, Database Blogs, Database News, Articles, & Education  /  No Comments

Click to learn more about author Steve Miller. The inaugural JupyterCon is now in the books. A larger-than-expected  turnout of 700 data scientists, business analysts, researchers, educators, developers, core Project contributors, and tool creators descended on NYC  August 22-25 for in-depth training, insightful keynotes, networking events, and practical talks exploring the Project Jupyter platform. Jupyter […]

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Pragmatic Polyglot Data Analysis

By   /  August 24, 2017  /  BI / Data Science Blogs, BI / Data Science News, Articles, & Education, Data Blogs | Information From Enterprise Leaders, Data Education, Data Modeling Blogs, Data Modeling News, Articles, & Education, Database Blogs, Database News, Articles, & Education  /  No Comments

Click to learn more about author Steve Miller. Yesterday was a pretty fast-paced day for me in New York. In the morning I took a walk from my midtown hotel to the Koch Queensboro Bridge (Simon and Garfunkel fans will know it as the 59th St Bridge) where I ducked speedy bicyclists crossing over and […]

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Exploratory Analytics? Predictive Analytics? Or Both?

By   /  August 2, 2017  /  BI / Data Science Blogs, BI / Data Science News, Articles, & Education, Big Data Blogs, Big Data News, Articles, & Education, Data Blogs | Information From Enterprise Leaders, Data Education, Database Blogs, Database News, Articles, & Education  /  No Comments

Click to learn more about author Steve Miller. A few weeks ago, I participated in a conference call with an Inquidia customer to discuss their new initiative in predictive analytics. We’ve already been helping them build a web-based analytic app for about 9 months. The partnership has been quite successful, and with analytics, once the […]

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Data Science Birds of a Feather

By   /  July 5, 2017  /  BI / Data Science Blogs, BI / Data Science News, Articles, & Education, Big Data Blogs, Big Data News, Articles, & Education, Data Blogs | Information From Enterprise Leaders, Data Education, Smart Data Blogs, Smart Data News, Articles, & Education  /  No Comments

Click to learn more about author Steve Miller. I had lunch with Diego Klabjan the other day. Diego’s a professor of Industrial Engineering and Management Sciences at Northwestern University and progenitor/director of the now five year old Master of Science in Analytics (MSIA) program at the school. MSIA was recently rated one of the top […]

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Stock Market Performance: A look at Russell indexes in R

By   /  June 7, 2017  /  BI / Data Science Blogs, BI / Data Science News, Articles, & Education, Data Blogs | Information From Enterprise Leaders, Data Education, Database Blogs, Database News, Articles, & Education  /  No Comments

Click to learn more about author Steve Miller. I just completed the annual “maintenance” on my little stock market indexes returns “app”. I’ve supported a variant of the script for seven years, changing it pretty significantly year to year. The 2016 version was half python and half R, but this year I opted for R […]

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Data Exploration in R – Part I

By   /  May 3, 2017  /  BI / Data Science Blogs, BI / Data Science News, Articles, & Education, Data Blogs | Information From Enterprise Leaders, Data Education, Database Blogs, Database News, Articles, & Education, Enterprise Information Management, Information Management Blogs  /  No Comments

With the analytics work I’ve been involved with over the last 15 years, I estimate that 70% of the effort has been devoted to data access/integration/wrangling/curation, about 20% focused on data exploration, and the remaining 10% fitting algorithms/models. SQL and the open source platforms R and Python have been primary computation platforms, and now provide […]

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Forecasting for prophet in R

By   /  April 5, 2017  /  BI / Data Science Blogs, BI / Data Science News, Articles, & Education, Data Blogs | Information From Enterprise Leaders, Data Education, Database Blogs, Database News, Articles, & Education  /  No Comments

Click to learn more about author Steve Miller. I ran across an R forecasting package recently, prophet, I hadn’t seen before. This isn’t surprising given the flood of new libraries now emerging in the R ecosystem. Developed by two Facebook Data Scientists, what struck me most about prophet was the alignment of its sweet spot […]

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Homicide and Violent Crime in Chicago – a First Look at the Data with R

By   /  March 1, 2017  /  BI / Data Science Blogs, BI / Data Science News, Articles, & Education, Big Data Blogs, Big Data News, Articles, & Education, Data Blogs | Information From Enterprise Leaders, Data Education, Database Blogs, Database News, Articles, & Education, Smart Data Blogs, Smart Data News, Articles, & Education  /  No Comments

Click to learn more about author Steve Miller. A recent article in Atlantic highlights what had been emerging locally for over a year: Chicago suffered a disturbingly sharp spike in homicides in 2016, after a smaller but still noticeable surge in 2015. This at a time when other large cities like New York and Los Angeles […]

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Important Big Data Additions to the R Analyst’s Toolchest

By   /  February 1, 2017  /  BI / Data Science Blogs, Big Data Blogs, Big Data News, Articles, & Education, Data Blogs | Information From Enterprise Leaders, Data Education, Database Blogs, Database News, Articles, & Education, Smart Data Blogs, Smart Data News, Articles, & Education  /  No Comments

Click to learn more about author Steve Miller. After my partner read my last blog, Frequencies in R — Part 2, where I used R’s data.table and dplyr packages to construct performant frequencies procedures on an in-memory 27M+ row, 30 attribute data.table, he asked if I’d compared my results with the equivalent functionality of R’s MonetDB.R package. I have […]

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Frequencies in R — Part 2

By   /  January 4, 2017  /  Big Data Blogs, Big Data News, Articles, & Education, Data Blogs | Information From Enterprise Leaders, Data Education, Data Science Blogs, Data Science News, Articles, & Education, Smart Data Blogs, Smart Data News, Articles, & Education  /  No Comments

Click here to learn more about author Steve Miller. In last month’s blog, I compared several functions that compute frequencies and crosstabs in R. The ones I’ve worked with primarily, and the foci of Part 1, were table from the base package, xtabs from the stats package, and count from Hadley Wickham’s plyr package. Tests were conducted on a data set […]

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