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[SPARK-3702] Standardize MLlib classes for learners, models - Spark - [issue]
...Summary: Create a class hierarchy for learning algorithms and the models those algorithms produce.This is a super-task of several sub-tasks (but JIRA does not allow subtasks of subtasks). &n...
http://issues.apache.org/jira/browse/SPARK-3702    Author: Joseph K. Bradley , 2015-09-24, 22:27
[SPARK-3724] RandomForest: More options for feature subset size - Spark - [issue]
...RandomForest currently supports using a few values for the number of features to sample per node: all, sqrt, log2, etc.  It should support any given value (to allow model search).Propos...
http://issues.apache.org/jira/browse/SPARK-3724    Author: Joseph K. Bradley , 2016-04-12, 18:08
[SPARK-3726] RandomForest: Support for bootstrap options - Spark - [issue]
...RandomForest uses BaggedPoint to simulate bootstrapped samples of the data.  The expected size of each sample is the same as the original data (sampling rate = 1.0), and sampling is don...
http://issues.apache.org/jira/browse/SPARK-3726    Author: Joseph K. Bradley , 2015-01-27, 03:47
[SPARK-3494] DecisionTree overflow error in calculating maxMemoryUsage - Spark - [issue]
...maxMemoryUsage can easily overflow.  It needs to use long ints, and also check for overflows afterwards....
http://issues.apache.org/jira/browse/SPARK-3494    Author: Joseph K. Bradley , 2014-09-12, 08:39
[SPARK-3516] DecisionTree Python support for params maxInstancesPerNode, maxInfoGain - Spark - [issue]
...Add DecisionTree parameters to Python API: maxInstancesPerNode maxInfoGain...
http://issues.apache.org/jira/browse/SPARK-3516    Author: Joseph K. Bradley , 2014-09-16, 00:43
[SPARK-3751] DecisionTreeRunner functionality improvement - Spark - [issue]
...DecisionTreeRunner functionality additions: Allow user to pass in a test dataset Do not print full model if the model is too large.As part of this, modify DecisionTreeModel and RandomForestM...
http://issues.apache.org/jira/browse/SPARK-3751    Author: Joseph K. Bradley , 2014-10-01, 08:03
[SPARK-3841] Pretty-print Params case classes for tests - Spark - [issue]
...Provide a parent class for the Params case classes used in many MLlib examples, where the parent class pretty-prints the case class fields:Param1Name Param1ValueParam2Name Param2Value...Usin...
http://issues.apache.org/jira/browse/SPARK-3841    Author: Joseph K. Bradley , 2014-10-08, 21:23
[SPARK-10669] Link to each language's API in codetabs in ML docs: spark.mllib - Spark - [issue]
...In the Markdown docs for the spark.mllib Programming Guide, we have code examples with codetabs for each language.  We should link to each language's API docs within the corresponding c...
http://issues.apache.org/jira/browse/SPARK-10669    Author: Joseph K. Bradley , 2015-10-07, 14:01
[SPARK-10670] Link to each language's API in codetabs in ML docs: spark.ml - Spark - [issue]
...In the Markdown docs for the spark.ml Programming Guide, we have code examples with codetabs for each language. We should link to each language's API docs within the corresponding codetab, b...
http://issues.apache.org/jira/browse/SPARK-10670    Author: Joseph K. Bradley , 2015-09-29, 05:40
[SPARK-10906] More efficient SparseMatrix.equals - Spark - [issue]
...SparseMatrix.equals currently uses toBreeze and then calls Breeze's equals method.  However, it looks like Breeze's equals is inefficient: https://github.com/scalanlp/breeze/blob/1130e0...
http://issues.apache.org/jira/browse/SPARK-10906    Author: Joseph K. Bradley , 2016-01-05, 22:36