There's no built-in function but you could iterate through the data model and compute that easily.
On Sun, Feb 6, 2011 at 5:46 PM, Steven Bourke <steven.bou...@ucd.ie> wrote: > Yeah if something is to good to be true... ! I didn't notice anything > particularly different about the item based approach over the user based. > > Are there functions built into mahout so I can check how dense / sparse > the user,item matrix is? > >
