Half of the recommended code has nothing to do with Hadoop. CassandraDataModel is relevant only there.
I'm saying that for anything else that does use Hadoop there is no such thing as Mahout support for Cassandra because Hadoop is the piece that interfaces with it. On Feb 29, 2012 3:38 PM, "Srinivas Krishnan" <shrin.krish...@gmail.com> wrote: > Could you clarify, what is for non distributed recommenders ? Is the > Cassandra mapping to support Hadoop and hence only for recommenders that > use map reduce or any of the algorithms that use map reduce can be used by > mapping the data in Cassandra to Hadoop. > > -srinivas > > > > > On Wed, Feb 29, 2012 at 10:30 AM, Sean Owen <sro...@gmail.com> wrote: > > > That is for non distributed recomenders, not using Hadoop. For anything > > else using Hadoop you use Cassandra by using it as an input to Hadoop. It > > is not specific to Mahout. > > On Feb 29, 2012 3:23 PM, "Srinivas Krishnan" <shrin.krish...@gmail.com> > > wrote: > > > > > We have a large collection of "domain names" that we are moving from a > > > MySQL DB to Cassandra for analytics. We want to run some n-gram tagging > > > models that we have developed for this purpose and would like to do it > at > > > scale. > > > > > > The question I really have is how does Mahout map on to Cassandra, I > see > > > that .6 release states support for Cassandra Data model, which I am > > > guessing is support for mapping on to Columns, SuperColumns etc or am I > > > mistaken ? > > > > > > > > > -srinivas > > > > > > > > > > > > On Wed, Feb 29, 2012 at 9:23 AM, Sean Owen <sro...@gmail.com> wrote: > > > > > > > CassandraDataModel is not related to HMM. Maybe you could be more > > > specific > > > > here. > > > > On Feb 29, 2012 4:43 AM, "Srinivas Krishnan" < > shrin.krish...@gmail.com > > > > > > > wrote: > > > > > > > > > I am currently designing my Data Model for a small cassandra > cluster > > > and > > > > > wanted to incorporate the HMM model from Mahout. I could not find > > much > > > > > documentation of how exactly Mahout maps to an existing Data Model > in > > > > > Cassandra. Any specific things to keep in mind or pointer would be > > > great. > > > > > > > > > > -srinivas > > > > > > > > > > > > > > >
