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Boston Area Data Science Groups. Introduction to Data Science for Biology. Intro to Data Science Assignments. Intro to Data Science for Biology Labs. Marine community ecology in the Gulf of Maine. Kelp forests and climate change.

Tuesday, November 14, 2017. Ways that closed access academic publishers could improve. Accessing journal articles has certainly got easier over the years. Nonetheless, there are still many issues with how closed-access journals provide access. This hampers the scientific process.

The end of the line for error bars in R. When plotting in R, I often use the. Function to add lines representing confidence intervals. This is a very simple way to plot lines connecting pairs of x,y coordinates. Recently I discovered that by default, segments are styled with rounded line caps, which add to their length. This means, of course, that confidence intervals are slightly wider than intended.

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Beautiful plots while simulating loss in two-part procrustes problem. Today I was working on a two-part procrustes problem and wanted to find out why my minimization algorithm sometimes does not converge properly or renders unexpected results. The loss function to be minimized is.

Random Thoughts for a Random World. Thursday, January 19, 2012. In the latest issue of the Notices. Of the American Mathematical Society, there is an article on MathJax. A project to help nicely render mathematics on the web, using TeX or MathML. Well, actually, the secure connection.

Blog about statistics, visualizations, R, and whatever else that comes to mind. Wednesday, May 27, 2015. Creating Styled Google Maps in ggmap. In R, my go to package for creating maps is ggmap. Using this, one can create maps using a variety of services, including Google maps. I just recently discovered the ability to create a styled version of a Google map. Lets go through this process to create a black and white map of Chicago, with the parks shown in red. First, go to the Styled Maps Wizard.