1943 search results for "ggplot"

ML-Class Ex 7 – kMeans clustering

December 24, 2011
By
ML-Class Ex 7 – kMeans clustering

The K-means algorithm is a method to automatically cluster similar data examples together. The intuition behind K-means is an iterative procedure that starts by guessing the initial centroids, and then refines this guess by repeatedly assigning examples to their closest centroids and then recomputing the centroids based on the assignments. Read more »

Recology is 1 yr old…

December 23, 2011
By
Recology is 1 yr old…

This blog has lasted a whole year already.  Thanks for reading and commenting. There are a couple of announcements:Less blogging:  I hope to put in many more years blogging here, but in full disclosure, I am blogging for Journal of Ecology no...

Read more »

Recology is 1 yr old

December 23, 2011
By
Recology is 1 yr old

This blog has lasted a whole year already.  Thanks for reading and commenting. There are a couple of announcements: Less blogging: I hope to put in many more years blogging here, but in full disclosure I am blogging for Journal of Ecology now, ...

Read more »

Recology is 1 yr old

December 23, 2011
By
Recology is 1 yr old

This blog has lasted a whole year already.  Thanks for reading and commenting. There are a couple of announcements: Less blogging: I hope to put in many more years blogging here, but in full disclosure I am blogging for Journal of Ecology now, ...

Read more »

Partisan Bias in Fed Inflation Forecasts?

December 22, 2011
By
Partisan Bias in Fed Inflation Forecasts?

Following on from my previous post about US Federal Reserve inflation forecast errors, I decided to put together a descriptive graph to see if there might be a partisan bias to these forecast erros. Also, given all of the work in the political eco...

Read more »

A Tool Chain for Plotting Twitter Archive Retweet Graphs – Py, R, Gephi

December 21, 2011
By
A Tool Chain for Plotting Twitter Archive Retweet Graphs – Py, R, Gephi

Another set of stepping stones that provide a clunky route to a solution that @mhawksey has been working on a far more elegant expression of (eg Free the tweets! Export TwapperKeeper archives using Google Spreadsheet and Twitter: How to archive event hashtags and create an interactive visualization of the conversation)… The recipe is as follows:

Read more »

Simulating Confidence Intervals

December 20, 2011
By
Simulating Confidence Intervals

As I am finishing up my thesis I have recently been plotting effects from many models. An important aspect of this is to show the uncertainty surrounding different estimates and effects. Following a paper by Gary King, Michael Tomz and Jason Wittenberg...

Read more »

TikZ and R

December 20, 2011
By
TikZ and R

TikZ is an awesome macro for producing beautiful graphics in LaTeX. I use it constantly as it has a very intuitive syntax, and it is easy to define global settings for your plots, ensuring that the graphics in your paper are all uniformly styled. One t...

Read more »

Fast paced food-web plotting action

December 20, 2011
By
Fast paced food-web plotting action

A simple foodwebOne of my interests is in food web topology and food web dynamics. My research in experimental ponds has left me with 2430 food webs to make sense of, and one way to facilitate understanding that many networks, and really any food web, is through visualization. There are...

Read more »

Poor, Poor Hillary

December 16, 2011
By
Poor, Poor Hillary

This will be the last baby name related post but this came out of part two web scrapping post last month. I was looking for the fastest rising Names. I flip the logic and looked for the fastest declining names in relative popularity. Out of that exerci...

Read more »