We have added the following data set to the CRAWDAD archive: - umich/rss (v. 2011-08-10) Dataset of RSS measurements of a Mica2 sensor network deployed at the University of Michigan. You can download the data set at http://www.crawdad.org/umich/rss The data set was used for the following paper: Yilun Chen, Ami Wiesel, and Alfred O. Hero III. Robust shrinkage estimation of high dimensional covariance matrices. IEEE Transactions on Signal Processing, 59(9):4097-4107, Sep 2011.