Run instant usability studies for your website using your real users. You can get it up & running in seconds with one line of javascript, and immediately watch movies of your users’ browsing sessions to analyze their behavior. Free to start, and if you find it useful, you pay only $0.05 per recorded user.
Monica Rankin posted a video to YouTube about how she uses Twitter in her classroom at the University of Texas. Somehow this Monday morning the video showed up on the page of the most popular bookmarks for the day on Delicious. It had only been viewed 425 times and neither Rankin nor we could figure out how it got bookmarked so much in that one random day. It's a very good video though, so we wrote a blog post about it that saw an unusually high 12,000 views within 24 hours. We decided to pay very close attention to where those readers came from, just to see what we could learn, and some unexpected trends emerged from the data.
Quarkbase is a free tool to find complete information about a website. It is a mashup of over 30 data sources and many algorithms gathering information from Internet on various topics like social popularity, traffic, associated people, etc. e.g. http://www.quarkbase.com/show/microbiologybytes.com
In 2005, Jorge E Hirsch of UCSD published this paper in PNAS in which he put forward the h-index as a metric for measuring and comparing overall scientfic productivity of individual scientists. The h-index has been quickly adopted as the metric of choice for many committees and bodies.
This is a suite of macros to perform basic statistical analysis within OpenOffice. These macros give OpenOffice Calc the functionality which Analysis ToolPak gives Microsoft Excel, and many of these routines are unavailable in Excel.