54 search results for "sandy"

Something Strange in the Neighborhood

August 4, 2016
By

Today I was so pleased to see a new data package hit CRAN, and how wonderful to see such accomplished women writing R packages. What a great new data package on CRAN! And always great to see more women authors in #rstats https://t.co/nROMibqPxX pic.twitter.com/UEayWgx9bz— Julia Silge (@juliasilge) August 5, 2016 The ghostr...

Read more »

R benchmark for High-Performance Analytics and Computing (I)

April 14, 2016
By
R benchmark for High-Performance Analytics and Computing (I)

  Objectives of Experiments R is more and more popular in various fields, including the high-performance analytics and computing (HPAC) fields. Nowadays, the architecture of HPC system can be classified as pure CPU system, CPU + Accelerators (GPGPU/FPGA) heterogeneous system, CPU + Coprocessors system. In software side, high performance scientific libraries, such as basic linear

Read more »

Updated R & BLAS Timings

March 30, 2016
By
Updated R & BLAS Timings

With the recent releases of R 3.2.4 and OpenBLAS 2.17, I decided it was time to re-benchmark R speed. I’ve settled on a particular set of tests, based on my experience as well as some of Simon Urbanek’s work which I separated into two groups: those focusing on BLAS-heavy operations and those which do not. Read the full...

Read more »

Animated Flow in the non-tidal Delaware River

March 27, 2016
By
Animated Flow in the non-tidal Delaware River

The Delaware River experienced some high flow in late February 2016, providing an opportunity for an interesting animated graph of river response.This plot was developed using data from the USGS NWIS system for gauges on the Delaware River, retrieved w...

Read more »

Analyzing 1.1 Billion NYC Taxi and Uber Trips, with a Vengeance

November 17, 2015
By
Analyzing 1.1 Billion NYC Taxi and Uber Trips, with a Vengeance

The New York City Taxi & Limousine Commission has released a staggeringly detailed historical dataset covering over 1.1 billion individual taxi trips in the city from January 2009 through June 2015. Taken as a whole, the detailed trip-level data is more than just a vast list of taxi pickup and drop off coordinates: it’s a story of New York....

Read more »

New version of OpenBLAS released

October 28, 2015
By

OpenBLAS 0.2.15 has been released. I’ll be building Rblas.dll for Sandy and Ivy bridges on Windows shortly, and would certainly like to hear from anyone else using OpenBLAS and R on Windows.

Read more »

The World We Live In #5: Calories And Kilograms

August 19, 2015
By
The World We Live In #5: Calories And Kilograms

I enjoy doing new tunes; it gives me a little bit to perk up, to pay a little bit more attention (Earl Scruggs, American musician) I recently finished reading The Signal and the Noise, a book by Nate Silver, creator of the also famous FiveThirtyEight blog. The book is a very good reading for all … Continue reading...

Read more »

Importing Data Into R – Part Two

August 18, 2015
By
Importing Data Into R – Part Two

In this follow-up tutorial of This R Data Import Tutorial Is Everything You Need-Part One, DataCamp continues with its comprehensive, yet easy tutorial to quickly import data into R, going from simple, flat text files to the more advanced SPSS and SAS files. As a lot of our readers noticed correctly from the first post, The post

Read more »

GPU-Accelerated R in the Cloud with Teraproc Cluster-as-a-Service

June 10, 2015
By
GPU-Accelerated R in the Cloud with Teraproc Cluster-as-a-Service

Analysis of statistical algorithms can generate workloads that run for hours, if not days, tying up a single computer. Many statisticians and data scientists write complex simulations and statistical analysis using the R statistical computing environment. Often these programs have a very long run time. Given the amount of time R programmers can spend waiting

Read more »

New York Times Article Search API to MongoDB

January 5, 2015
By

Motivation Accessing NYT API Extracting and parsing the article body text Writing to MongoDB Pipeline Results Motivation I’ve learned a little about a lot of different corners of the text mining and NLP world over the last few years… which sometimes makes me feel like I know nothing for certain....

Read more »

Recent popular posts

Sponsors

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)