6178 search results for "git"

NCEAS Codefest Follow-up

September 23, 2014
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The week after labor day, we had the pleasure of attending the NCEAS open science codefest event in Santa Barbara. It was great to meet folks like the new arrivals at the expanding Mozilla Science Lab, Bill Mills and Abby Cabunoc (Bill even already has a great post up about the codefest), and see...

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Lazy load with archivist

September 22, 2014
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Lazy load with archivist

Version 1.1 of the archivist package reached CRAN few days ago. This package supports operations on disk based repository of R objects. It makes the storing, restoring and searching for an R objects easy (searching with the use of meta information). Want to share your object with article reviewers or collaborators? This package should help.

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RcppArmadillo 0.4.450.1.0

September 22, 2014
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Continuing with his standard pace of approximately one new version per month, Conrad released a new minor release of Armadillo a few days ago. As before, I had created a GitHub-only pre-release which was tested against all eighty-seven (!!) CRAN dependents of our RcppArmadillo package and then uploaded RcppArmadillo 0.4.450.0 to CRAN. The CRAN...

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Newcastle R course, a write-up

September 22, 2014
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I recently attended a week-long R course in Newcastle, taught by Colin Gillespie. It went from “An Introduction to R” to “Advanced Graphics” via a day each on modelling, efficiency and programming. Suffice to say it was an intense 5 days! Overall it was the best R course I’ve been on so far. I’d recommend it to others,...

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Twitter’s REST API v1.1 with R (for Linux and Windows)

September 22, 2014
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Twitter’s REST API v1.1 with R (for Linux and Windows)

In this tutorial I am going to describe a straightforward way of how to make use of Twitter’s REST API v1.1. For that purpose I composed a little package (RTwitterAPI), so that requesting data just needs the API URL, the API parameters … Continue reading →

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Around the world in 80k miles

September 22, 2014
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Around the world in 80k miles

You're probably familiar with the classic Travelling Salesman problem: given (say) 20 cities, what is shortest route you can take that passes through all 20 cities and returns to the starting point? It's a difficult problem to solve, because you need to try all possible routes to find the minimum, and there are a LOT of possibilities. For a...

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H2O, Domino & Kaggle Quick-Start Guide and RUGSMAPS2

September 22, 2014
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H2O, Domino & Kaggle Quick-Start Guide and RUGSMAPS2

Following up on my previous posts about H2O Deep Learning (TTTAR1) and RUGSMAPS (TTTAR2), here is a quick update on two interesting things I have been working on: a Kaggle tutorial and a new RUGSMAPS app.Short Tutorials based on a Kaggle CompetitionFirst of all, I would like to share with...

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HMM example with depmixS4

September 21, 2014
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HMM example with depmixS4

On a scale of one to straight up voodoo, Hidden Markov Models (HMMs) are definitely up there for me.They have all sorts of applications, and as the name suggests, they can be very useful when you wish to use a Markovian approach to represent some stochastic process.In loose terms this just means we wish to represent our process as...

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pipeR tutorial is released

September 21, 2014
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Twelve days after the initial commit, pipeR tutorial is released! If you want to write R code fluently and process data elegantly, I strongly recommend that you read this tutorial which is designed to serve as a complete guide to pipeR package, inclu...

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Build Predictive Model on Big data: Using R and MySQL Part-3

September 21, 2014
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Build Predictive Model on Big data: Using R and MySQL Part-3

Welcome to last part of the series post again! In previous part I discussed about the solutions to the questions mentioned in first part. In this part, we will implement whole scenario using R and MySQL together and see how we can process bigdata(computationally ) Let us recall those questions and summarize their answers to The post Build...

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