Hyper Parameter Optimization Algorithms

2014-09-29 Thread Lochana Menikarachchi
Hi, Is there anyone who works on hyper parameter optimization algorithms? If not, is there any interest on the subject. We are thinking about implementing some of these algorithms and contributing to spark? thoughts? Lochana

Hyper Parameter Tuning Algorithms

2014-10-05 Thread Lochana Menikarachchi
Found this thread from April.. http://mail-archives.apache.org/mod_mbox/spark-user/201404.mbox/%3ccabjxkq6b7sfaxie4+aqtcmd8jsqbznsxsfw6v5o0wwwouob...@mail.gmail.com%3E Wondering what the status of this.. We are thinking about implementing these algorithms.. Would be a waste if they are already

label points with a given index

2014-10-23 Thread Lochana Menikarachchi
SparkConf conf = new SparkConf().setAppName(LogisticRegression).setMaster(local[4]); JavaSparkContext sc = new JavaSparkContext(conf); JavaRDDString lines = sc.textFile(some.csv); JavaRDDLabeledPoint lPoints = lines.map(new CSVLineParser()); Is there anyway to parse an index

Re: label points with a given index

2014-10-23 Thread Lochana Menikarachchi
Figured constructor can be used for this purpose.. On 10/24/14 7:57 AM, Lochana Menikarachchi wrote: SparkConf conf = new SparkConf().setAppName(LogisticRegression).setMaster(local[4]); JavaSparkContext sc = new JavaSparkContext(conf); JavaRDDString lines = sc.textFile(some.csv

Re: packaging spark run time with osgi service

2014-12-01 Thread Lochana Menikarachchi
-maven-td5615.html On Mon, Dec 1, 2014 at 4:28 PM, Lochana Menikarachchi locha...@gmail.com mailto:locha...@gmail.com wrote: I have spark core and mllib as dependencies for a spark based osgi service. When I call the model building method through a unit test (without osgi) it works

Re: packaging spark run time with osgi service

2014-12-04 Thread Lochana Menikarachchi
-spark-user-list.1001560.n3.nabble.com/Packaging-a-spark-job-using-maven-td5615.html On Mon, Dec 1, 2014 at 4:28 PM, Lochana Menikarachchi locha...@gmail.com mailto:locha...@gmail.com wrote: I have spark core and mllib as dependencies for a spark based osgi service. When I call the model

spark osgi class loading issue

2014-12-04 Thread Lochana Menikarachchi
We are trying to call spark through an osgi service (with osgifyed version of assembly.jar). Spark does not work (due to the way spark reads akka reference.conf) unless we switch the class loader as follows. Thread.currentThread().setContextClassLoader(JavaSparkContext.class.getClassLoader());

one hot encoding

2014-12-12 Thread Lochana Menikarachchi
Do we have one-hot encoding in spark MLLib 1.1.1 or 1.2.0 ? It wasn't available in 1.1.0. Thanks. - To unsubscribe, e-mail: dev-unsubscr...@spark.apache.org For additional commands, e-mail: dev-h...@spark.apache.org