News and Info

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

    Thursday, March 2, 2017 - 08:30
    Several years ago, the City of Chicago committed to making its data accessible, establishing a portal. Early in 2016, I canvassed the site, looking for crime data. [more]
  • Politics, Luck, Bayes Theorem, and Base Rates

    Wednesday, March 1, 2017 - 13:15
    My wife gave me a stern warning before we headed out to a suburban neighbor's Super Bowl party: avoid “spirited” political discussion or else. Actually, I'd already self-forwarned, having remembered being in the center of a blue vs red imbroglio several years ago. And it's safe to say there was heightened sensitivity this year. After a pretty benign gathering for the first 90 minutes or so, I did get a bit animated when the discussion... [more]
  • Metadata Injection with Pentaho Data Integration

    Monday, January 23, 2017 - 18:00
    There is often a lot of confusion about the proper and best use of new technologies. Metadata Injection is no different. [more]
  • Containing Big Data: What Size is Your Suitcase?

    Thursday, January 12, 2017 - 10:15
    Every year it seems, we “discuss” the relative merits of his statistical software choice, SAS, versus mine, either R or Python. [more]
  • Frequencies in R - Part 2

    Wednesday, January 4, 2017 - 08:45
    In last month’s blog, I compared several functions that compute frequencies and crosstabs in R. In Part 2 this month, I’ll use the capabilities and functions of the data.table and dplyr packages. [more]
  • New from Inquidia Labs: Log Helper for Pentaho Data Integration

    Wednesday, December 7, 2016 - 07:00
    This plugin is a set of 5 steps to make these and other logging needs easier and faster to implement. [more]
  • Frequencies in R - Part 1

    Tuesday, December 6, 2016 - 08:45
    I’m often asked to name the most common statistical procedure used in my company’s Data Science work. My answer, only partly in jest, is frequencies and crosstabs. [more]
  • Swallowing a mouthful of JSON via the Elephant

    Tuesday, November 29, 2016 - 10:30
    In today’s diverse data environments, it seems like JSON data is everywhere now. Often working with JSON datums means using one of the popular NoSQL databases like MongoDB or Cassandra. These are easy enough to install, but most organizations use SQL databases for analytics. This begs the question: Is it possible to use SQL-based tools to do analytics on a JSON dataset? Well, the short answer is YES!...with a smattering of technical gymnastics and a... [more]
  • Inquidia Sponsors CampIT Chicago: Thursday December 1

    Tuesday, November 15, 2016 - 14:45
    Join us in Chicago on Dec 1 for CampIT! Data is the lifeblood of every business, but to empower the organization, it needs to be used carefully and strategically. How can IT leverage BI initiatives to become a stronger partner and ally to business units? What pitfalls should be avoided? We'll be exhibing and presenting with Snowflake Computing , one of our premier partners. Stop by and learn how Inquidia takes data & analytics deployments... [more]
  • WebClinic: Big Data Preparation and Cleansing

    Tuesday, November 1, 2016 - 13:00
    In this webinar, hear some real-life case studies of how organizations are using Melissa Data and Pentaho for maximum data quality. [more]


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