We've written about BIG data before and while some reckon it's sexy, you better roll up your sleeves because you'll invariably need to do a lot of 'janitorial' (a.k.a. shit) work first!
Ron Sandland recently wrote about the new phenomenon of 'big data' - weighing up the benefits and concerns. Terry Speed reflected on the same issue in a talk earlier this year inGothenburg, Sweeden noting that this is nothing new to statisticians. So what's all the fuss about? Here's another take on the 'big data' bandwagon.
GUMLEAF - An EXCEL macro for computing sediment/nutrient loads using 22 different techniques. Program takes input in the form of flow and coencentration data (on any time step) and computes an annual load. An important feature is the quantification of the error associated with an individual point estimate.
Click here for the program (XLS file - 270K)
Click here for the documentation (PDF - 1.63Mb)
Environmental Power Analysis -
An EXCEL macro for computing environmental power analysis (go to Presentations page for course notes).