Articles by Brian Lee Yung Rowe

Modeling data with functional programming – lists

December 8, 2015 | Brian Lee Yung Rowe

The latest update of my book includes a chapter on lists. This chapter explores the list data type and how …Continue reading → [Read more...]

The Data-Driven Weekly #1.4

December 1, 2015 | Brian Lee Yung Rowe

With the holiday shopping season officially kicked off, sales data is on everyone’s mind. But that’s not the only data …Continue reading →

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The Data-Driven Weekly #1.3

November 24, 2015 | Brian Lee Yung Rowe

This week we explore two different themes related to data. The first is how to value big data. The second …Continue reading → [Read more...]

The Data-Driven Weekly #1.2

November 17, 2015 | Brian Lee Yung Rowe

Last week witnessed a number of exciting announcements from the big data and machine learning space. What it shows is …Continue reading → [Read more...]

Data-Driven Weekly (2015-11-09)

November 9, 2015 | Brian Lee Yung Rowe

This is the initial installment of a weekly post on notable articles on the data-driven trend. Topics covered include self-service …Continue reading → [Read more...]

SparkR quick start that works

October 4, 2015 | Brian Lee Yung Rowe

If you’re following along the SparkR Quick Start, you’ll notice that the instructions are not consistent with a more recent …Continue reading → [Read more...]

Webinar: Fostering a Data-Driven Culture with Interactive Data Analysis in Slack

September 29, 2015 | Brian Lee Yung Rowe

I’ll be giving a presentation on Thursday, 8 October on Panoptez, the interactive data analysis platform I’ve been developing. Panoptez …Continue reading → [Read more...]

From functional programming to MapReduce in R

September 17, 2015 | Brian Lee Yung Rowe

The MapReduce paradigm has long been a staple of big data computational strategies. However, properly leveraging MapReduce can be a …Continue reading → [Read more...]

Comparing #rstats and #pdf15 intraday hashtag streams

June 15, 2015 | Brian Lee Yung Rowe

This post is a lecture for IS624 Predictive Analytics, which is part of the CUNY Master’s program in Data Analytics. …Continue reading →

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Intraday time series analysis of the #rstats hashtag on Twitter

June 11, 2015 | Brian Lee Yung Rowe

This post is a lecture for IS624 Predictive Analytics, which is part of the CUNY Master’s program in Data Analytics. …Continue reading →

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Chapter 4 of Modeling data with functional programming in R is out

May 30, 2015 | Brian Lee Yung Rowe

This chapter is on what I call fold-vectorization. In some languages, it’s called reduce, though the concept is the same. …Continue reading → [Read more...]

Chapter 3 of Modeling data with functional programming in R is out

February 8, 2015 | Brian Lee Yung Rowe

Chapter 3 of my book “Modeling data with functional programming in R” is available for download. This chapter describes map-vectorization …Continue reading → [Read more...]

How to reliably access network resources in R

January 21, 2015 | Brian Lee Yung Rowe

It’s frustrating when an application unexpectedly dies due to a network timeout or unavailability of a network resource. Veterans of …Continue reading → [Read more...]

Type constraints and NAs in lambda.r

January 15, 2015 | Brian Lee Yung Rowe

Someone asked recently how lambda.r deals with NAs in type constraints. Type constraints are optional decorations on a function that …Continue reading → [Read more...]