A few weeks ago, there was a correspondence on the BB regarding the SCA package for Matlab from Rangananathan's lab. At the time, the latest version (or in fact any version, as far as I could tell) was not available. However today, an e-mail was sent to by Rama Ranganathan saying that Sca 4.0 is now available and can be obtained from him at
Rama Ranganathan <[log in to unmask]> .