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steve miller
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  • Chicago, Il
  • United States
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Latest Activity

Jonathan Woodard liked steve miller's blog post Johns Hopkins, Covid-19 and R, Part III, World Data.
Aug 31
steve miller's blog post was featured

Johns Hopkins, Covid-19 and R, Part III, World Data.

Summary: This blog is part III of a series showcasing management and analytics of the daily World Covid-19 case/death data published by the Center for Systems Science and Engineering at Johns Hopkins University.…See More
Aug 27
Prasanth liked steve miller's blog post Using Python and R to Load Relational Database Tables, Part II
Jul 14
steve miller's blog post was featured

Johns Hopkins Covid-19 Data and R, Part II, data.table functions and graphics, plus R-Naught.

Summary: This blog is part II of a series showcasing management and analytics of the daily U.S. Covid-19 case/death data published by the Center for Systems Science and Engineering at Johns Hopkins University. Whereas …See More
Jun 4
Ankit DS commented on steve miller's blog post R, Python, Julia -- and Polyglot
"@steve -Steve i am running your post today, i have recently started using Julia, your comment - A new competitor such as Julia is considerably behind from the get-go, remaining so until it can both attain a noticeable programmer presence and…"
May 13
steve miller liked steve miller's blog post Johns Hopkins Covid-19 Data and R, Part I -- data.table handling.
May 7
steve miller's blog post was featured

Johns Hopkins Covid-19 Data and R, Part I -- data.table handling.

Summary: This blog showcases the handling of daily data of cases/deaths from Covid-19 in the U.S. published by the Center for Systems Science and Engineering at Johns Hopkins University. The technology deployed to manage and explore the data is R along with…See More
May 6
steve miller's blog post was featured

Multi-Dimensional Frequencies with R data.table.

A few years ago, in a Q&A session following a presentation I gave on data analysis (DA) to a group of college recruits for my then consulting company, I was asked to name what I considered the most important analytic technique. Though a surprise to the audience, my answer, counts and frequencies, was a no brainer for me.I've made a living doing data analysis over the…See More
Mar 12
Hugo Bertini liked steve miller's blog post Dataframe Storage Efficiency in Python-Pandas
Mar 1
Hugo Bertini liked steve miller's blog post Dataframe Storage Efficiency in Python-Pandas
Mar 1
Lance Norskog commented on steve miller's blog post Dataframe Storage Efficiency in Python-Pandas
"I have not used VAEX, just saw it in the blizzard of numerical libraries :)"
Feb 24
steve miller commented on steve miller's blog post Dataframe Storage Efficiency in Python-Pandas
"thanks for bringing VAEX to my attention. have you worked with it? is it stable? performant? I'll definitely take a look."
Feb 22
steve miller commented on steve miller's blog post Dataframe Storage Efficiency in Python-Pandas
"I'm addressing category vars in a future blog. There can be storage and performance advantages for both R factors and Pandas categories even when the number of levels is in the thousands."
Feb 22
Lance Norskog commented on steve miller's blog post Dataframe Storage Efficiency in Python-Pandas
"At some point VAEX might be what you want: Pandas API for data stored directly in memory-mapped files. https://vaex.readthedocs.io/en/latest/"
Feb 21
Subhash mantha commented on steve miller's blog post Dataframe Storage Efficiency in Python-Pandas
"There are additional benefits identifying a column as categorical when there are repeating values and the number of distinct values of the column is small. Most of the times the size of numeric data types is set to bit version of OS and it would…"
Feb 21
steve miller's blog post was featured

Dataframe Storage Efficiency in Python-Pandas

Summary: It's no secret that Python-Pandas is central to data management for analytics and data science today. Indeed, what we're seeing now is Pandas being extended to handle ever-larger data. Underappreciated is that Pandas is a tunable platform, supporting its own datatypes as well as those from numerical library Numpy. Together, these comprise a quite granular…See More
Feb 20

Profile Information

Job Title:
consultant
Seniority:
Consultant
Industry:
Consulting
Short Bio:
40 years experience in consulting services surrounding BI, statistics, analytics, and data science. Most recent position was President of Inquidia Consulting and EVP of BI/Analytics at Braun Consulting. have been a writer for information management, dataversity, and beyenetwork for 12 years.
LinkedIn Profile:
http://https://www.linkedin.com/in/steve-miller-58ab881/
Interests:
Other

Steve miller's Blog

Johns Hopkins, Covid-19 and R, Part III, World Data.

Posted on August 27, 2020 at 3:54am 0 Comments

Summary: This blog is part III of a series showcasing management and analytics of the daily World Covid-19 case/death data published by the Center for Systems Science and…

Continue

Johns Hopkins Covid-19 Data and R, Part II, data.table functions and graphics, plus R-Naught.

Posted on June 2, 2020 at 8:33am 0 Comments

Summary: This blog is part II of a series showcasing management and analytics of the daily U.S. Covid-19 case/death data published by the Center for Systems Science and Engineering at Johns…

Continue

Johns Hopkins Covid-19 Data and R, Part I -- data.table handling.

Posted on May 6, 2020 at 8:27am 0 Comments

Summary: This blog showcases the handling of daily data of cases/deaths from Covid-19 in the U.S. published by the …

Continue

Multi-Dimensional Frequencies with R data.table.

Posted on March 11, 2020 at 10:30am 0 Comments

A few years ago, in a Q&A session following a presentation I gave on data analysis (DA) to a group of college recruits for my then consulting company, I was asked to name what I considered the most important analytic technique. Though a surprise to the audience, my answer, counts and frequencies, was a no brainer for…

Continue

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