we need to add published links to javadoc/scaladoc stuff. Nice job btw sorting this out.
http://apache.github.io/mahout/0.10.1/docs/mahout-math/ <http://apache.github.io/mahout/0.10.1/docs/mahout-math/index.html> http://apache.github.io/mahout/0.10.1/docs/mahout-math-scala <http://apache.github.io/mahout/0.10.1/docs/mahout-math-scala/index.htm>/ http://apache.github.io/mahout/0.10.1/docs/mahout-spark/ <http://apache.github.io/mahout/0.10.1/docs/mahout-spark/index.html> http://apache.github.io/mahout/0.10.1/docs/mahout-spark-shell/ <http://apache.github.io/mahout/0.10.1/docs/mahout-spark-shell/index.html> http://apache.github.io/mahout/0.10.1/docs/mahout-h2o/javadoc/ <http://apache.github.io/mahout/0.10.1/docs/mahout-h2o/index.html> http://apache.github.io/mahout/0.10.1/docs/mahout-h2o/scaladoc/ <http://apache.github.io/mahout/0.10.1/docs/mahout-h2o/index.html> http://apache.github.io/mahout/0.10.1/docs/mahout-hdfs/ <http://apache.github.io/mahout/0.10.1/docs/mahout-spark-shell/index.html> These two are legacy stuff. I guess. http://apache.github.io/mahout/0.10.1/docs/mahout-mr/ <http://apache.github.io/mahout/0.10.1/docs/mahout-spark-shell/index.html> http://apache.github.io/mahout/0.10.1/docs/mahout- <http://apache.github.io/mahout/0.10.1/docs/mahout-spark-shell/index.html> examples/ On Sun, May 31, 2015 at 1:58 PM, Suneel Marthi <smar...@apache.org> wrote: > The Apache Mahout PMC is pleased to announce the release of Mahout 0.10.1. > Mahout's goal is to create an environment for quickly creating machine > learning applications that scale and run on the highest performance > parallel computation engines available. Mahout comprises an interactive > environment and library that supports generalized scalable linear algebra > and includes many modern machine learning algorithms. > > The Mahout Math environment we call “Samsara” for its symbol of universal > renewal. It reflects a fundamental rethinking of how scalable machine > learning algorithms are built and customized. Mahout-Samsara is here to > help people create their own math while providing some off-the-shelf > algorithm implementations. At its base are general linear algebra and > statistical operations along with the data structures to support them. It’s > written in Scala with Mahout-specific extensions, and runs most fully on > Spark. > > To get started with Apache Mahout 0.10.1, download the release artifacts > and signatures from http://www.apache.org/dist/mahout/0.10.1/. > > > Many thanks to the contributors and committers who were part of this > release. Please see below for the Release Highlights. > > > RELEASE HIGHLIGHTS > > This is an incremental minor release over Mahout 0.10.0 meant to fix a few > bugs and upgrade to Spark 1.2.2 or less. > > Mahout 0.10.1 > > 1. > > This release fixes a major memory usage bug in co-occurrence analysis > used by the driver spark-itemsimilarity MAHOUT-1707. This will now > require far less memory in the executor. > 2. > > Support Spark 1.2.2 or less - due to a bug in Spark 1.2+ in the > JavaSerializer (SPARK-6069) we removed the use of Guava from any code > executed in Spark Executors. To do this we created a Scala Collections > based BiMap so any example code showing how to use the old Guava > collections is obsolete. > 3. > > Some minor fixes to Mahout-Samsara QR Decomposition and matrix ops. > 4. > > Trim down packages size to < 200MB - MAHOUT-1704. > 5. > > Minor testing indicates binary compatibility with Spark 1.3 except for > the Mahout Shell, which does not run. > > > STATS > > A total of 9 separate JIRA issues are addressed in this release [2] with 5 > bugfixes. > > > Scope of Mahout 0.10.2 ~ targeted for June 28, 2015 > > 1. > > In-core transpose view rewrites. Modifiable transpose views (for (col <- > a.t) col := 5). > 2. > > Matrix structure flavor additions. (understand general matrix structure > and stride direction). > 3. > > %*% optimization based on matrix flavors. > 4. > > In-core ::= sparse assignment functions. > 5. > > Assign := optimization (do proper traversal based on matrix flavors, > similarly to %*%). > 6. > > Adding in-place elementwise functional assignment (e.g. mxA := exp _, > mxA ::= exp _). > 7. > > Distributed and in-core version of simple elementwise analogues of > scala.math._. for example, for log(x) the convention is dlog(drm), > mlog(mx), vlog(vec). Unfortunately we cannot overload these functions > over > what is done in scala.math, i.e. scala would not allow log(mx) or > log(drm) > and log(Double) at the same time, mainly because they are being defined > in > different packages. > 8. > > Distributed performance bug fixes. This relates mostly to (a) matrix > multiplication deficiencies, and (b) handling parallelism. > 9. > > Distributed allreduceBlock predicate. > 10. > > Distributed optimizer operators for elementwise functions. Rewrites > recognizing e.g. 1+ drmX * dexp(drmX) as a single fused elementwise > physical operator. > 11. > > More cbind, rbind flavors (e.g. 1 cbind mxX, 1 cbind drmX or the other > way around). > > > > Mahout 0.11.0-snapshot (ongoing, but available) > > 1. > > Support for Spark 1.3 sequence file write. > 2. > > Spark Shell (timing TBD). > 3. > > First release that would see integration of Apache Mahout with Apache > Flink as a backend. > > > GETTING STARTED > > Download the release artifacts and signatures at > http://www.apache.org/dist/mahout/0.10.1/ > The examples directory contains several working examples of the core > functionality available in Mahout. These can be run via scripts in the > examples/bin directory. Most examples do not need a Hadoop cluster in order > to run. > > FUTURE PLANS > > We will continue bug fixes and enhancements on the 0.10.x branch, which > will remain dependent on Spark 1.2.x. Support for Spark 1.3 will be in the > master branch reflecting Mahout-0.11.0-SNAPSHOT. To see progress on this > branch look here: https://github.com/apache/mahout/commits/master. As of > this writing it is not ready yet to build for Spark 1.3. > > Integration with Apache Flink is in the works in collaboration with TU > Berlin and Data Artisans to add Flink as the 3rd execution engine to > Mahout. This would be in addition to existing Apache Spark and H2O engines. > > CONTRIBUTING > > > If you are interested in contributing, please see our How to Contribute > <http://mahout.apache.org/developers/how-to-contribute.html>[3] page or > contact us via email at d...@mahout.apache.org. > > CREDITS > > As with any release, we wish to thank all of the users and contributors to > Mahout. Please see the CHANGELOG [1] and JIRA Release Notes [2] for > individual credits, as there are too many to list here. > > > [1] https://github.com/apache/mahout/blob/mahout-0.10.x/CHANGELOG > > [2] > > https://issues.apache.org/jira/browse/MAHOUT-1707?jql=project%20%3D%20MAHOUT%20AND%20status%20in%20%28Resolved%2C%20closed%29%20AND%20%28fixVersion%20%3D%200.10.1%29 > < > https://issues.apache.org/jira/browse/MAHOUT-1707?jql=project%20%3D%20MAHOUT%20AND%20status%20in%20%28Resolved%2C%20closed%29%20AND%20%28fixVersion%20%3D%200.10.1%20OR%20fixVersion%20%3D%200.11.0%29 > > > > [3] http://mahout.apache.org/developers/how-to-contribute.html >
