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Dmitriy Lyubimov commented on MAHOUT-1346: ------------------------------------------ P.S. I am kind of dubious step-recorded search would be of sufficient efficiency either. First, we should not assume we are running a good convex landscape. Second, i assume step-recorded search may take fairly long . > Spark Bindings (DRM) > -------------------- > > Key: MAHOUT-1346 > URL: https://issues.apache.org/jira/browse/MAHOUT-1346 > Project: Mahout > Issue Type: Improvement > Affects Versions: 0.8 > Reporter: Dmitriy Lyubimov > Assignee: Dmitriy Lyubimov > Fix For: Backlog > > > Spark bindings for Mahout DRM. > DRM DSL. > Disclaimer. This will all be experimental at this point. > The idea is to wrap DRM by Spark RDD with support of some basic > functionality, perhaps some humble beginning of Cost-based optimizer > (0) Spark serialization support for Vector, Matrix > (1) Bagel transposition > (2) slim X'X > (2a) not-so-slim X'X > (3) blockify() (compose RDD containing vertical blocks of original input) > (4) read/write Mahout DRM off HDFS > (5) A'B > ... -- This message was sent by Atlassian JIRA (v6.1#6144)