Monthly Archives: March 2016

Animated Flow in the non-tidal Delaware River

March 27, 2016
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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 with the excellent dataRetrieval library for R from USGS and the also great animation library.  The plot shows the discharge...

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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...

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Creating plots in R using ggplot2 – part 9: function plots

(This article was first published on Reimagined Invention, and kindly contributed to R-bloggers) To leave a comment for the author, please follow the link and comment on their blog: Reimagined Invention. R-bloggers.com offers daily e-mail updates about R news and tutorials on topics such as: Data science, Big Data, R jobs, visualization (ggplot2, Boxplots, maps, animation), programming (RStudio, Sweave,...

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Seasonal decomposition in the ggplot2 universe with ggseas

March 27, 2016
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Seasonal decomposition in the ggplot2 universe with ggseas

The ggseas package for R, which provides convenient treatment of seasonal time series in the ggplot2 universe, was first released by me in February 2016 and since then has been enhanced several ways. The latest version, 0.4.0, is now on CRAN. The improvements since I last blogged about ggseas include: added the convenience function tsdf() to convert a time series...

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Soap-film smoothers & lake bathymetries

March 27, 2016
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Soap-film smoothers & lake bathymetries

A number of years ago, whilst I was still working at ENSIS, the consultancy arm of the ECRC at UCL, I worked on a project for the (then) Countryside Council for Wales (CCW; now part of Natural Resources Wales). I don’t recall why they were doing this project, but we were tasked with producing a standardised set of bathymetric...

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Soap-film smoothers & lake bathymetries

March 27, 2016
By
Soap-film smoothers & lake bathymetries

A number of years ago, whilst I was still working at ENSIS, the consultancy arm of the ECRC at UCL, I worked on a project for the (then) Countryside Council for Wales (CCW; now part of Natural Resources Wales). I don’t recall why they were doing this project, but we were tasked with producing a standardised set of bathymetric...

Read more »

Does weather cause accidents – part 1

March 26, 2016
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Blending weather data Scotland and other parts of the UK have some nicely curated open data on road traffic accidents. For individual cases, where and when they happened, how severe they were, the prevailing road conditions, which emergency services w...

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Web-Scraping JavaScript rendered Sites

March 26, 2016
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Gathering data from the web is one of the key tasks in order to generate easy data-driven insights into various topics. Thanks to the fantastic Rvest R package web scraping is pretty straight forward. It basically works like this; go to a website, find the right items using the selector gadget and plug the element path into your R-code. There are various,...

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Does weather cause accidents – part 1

March 26, 2016
By

Blending weather data Scotland and other parts of the UK have some nicely curated open data on road traffic accidents. For individual cases, where and when they happened, how severe they were, the prevailing road conditions, which emergency services were involved and so on. It felt to me like this should be a very valuable resource and might help us...

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The Simpsons as a Chart

March 26, 2016
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The Simpsons as a Chart

Inspired by this clever image, I thought I would whip it up in R.Results:Below is the R code: 1: # Prepare ----------------------------------------------------------------- 2: rm(list=ls());gc() 3: pkg

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