The Shiny web framework for R is great, and one of my most frequently used packages. I’ve used it to develop exploratory data analysis and visualization tools for my coworkers. When I first started developing these apps I would send instructions to m... [Read more...]

Jeremy Yoder wrote a wrote a post on The Molecular Ecologist about plotting location data in ggplot. It is a very informative post. However, I disagree with one (minor) aesthetic choice. The species in his figure have different colors and shapes. I am ... [Read more...]

All the functions in dplyr (and many of the packages in the “hadleyverse”) use Non Standard Evaluation (NSE). NSE is extremely handy and generally reduces the amount of typing required. However functions that use NSE aren’t always intuitive to us... [Read more...]

Good design is important. Don’t believe me, maybe you’ll like this TED radio hour episode. Good design is especially important in data visualization and data communication. Colors, scales, jitter, figure type are all decisions that need to be consi... [Read more...]

I’ve been banging my head against the wall trying to figure out an easy way to wrap utilization distribution estimation and visualization into easier to use functions. Mostly for my benefit in developing a Shiny application to visualize animal moveme... [Read more...]

adehabitatHR is a must use package for spatial ecology analysis. I use it all the time to create home ranges and utilization distributions (and that is about it, I know there is a lot more that can be done). Many of the classes in adehabitatHR inherit ... [Read more...]

I’ve been spending a lot of time over the last several months thinking about animal home ranges, utilization distributions, and movement ecology. All this thinking has gone into a shiny application for the exploratory analysis and visualization of an... [Read more...]

Over the last few months I’ve been writing tons of R functions. They all go to GitHub, but they aren’t easily used in R. Each time I want to use one I have to use source('url.to.repo'). I finally decided it was time to write an ... [Read more...]

Over the last several months I’ve been building a Shiny app for exploratory analysis and visualization of animal movement data. I want the app to be fully interactive so I decided to use leaflet over other mapping packages. Creating this application ... [Read more...]