samples/jupyter-notebooks/tutorial1.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 1,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "Starting download from https://sparktc.ibmcloud.com/repo/latest/SystemML.jar\n",
      "Finished download of SystemML.jar\n"
     ]
    }
   ],
   "source": [
    "%AddJar https://sparktc.ibmcloud.com/repo/latest/SystemML.jar"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 5,
   "metadata": {
    "collapsed": false
   },
   "outputs": [],
   "source": [
    "import org.apache.sysml.api.MLContext"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 6,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": [
    "import org.apache.spark.sql.SQLContext\n",
    "val sqlCtx = new SQLContext(sc)\n",
    "val ml = new MLContext(sc)\n",
    "val dml = \"\"\"\n",
    "X = rand(rows=100, cols=10)\n",
    "sumX = sum(X)\n",
    "outMatrix = matrix(sumX, rows=1, cols=1)\n",
    "write(outMatrix, \" \", format=\"csv\")\n",
    "\"\"\"\n",
    "ml.reset()\n",
    "ml.registerOutput(\"outMatrix\")\n",
    "val out = ml.executeScript(dml)\n",
    "val outMatrix = out.getDF(sqlCtx, \"outMatrix\")"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 7,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "+---+------------------+\n",
      "| ID|                C1|\n",
      "+---+------------------+\n",
      "|0.0|507.71224689601286|\n",
      "+---+------------------+\n",
      "\n"
     ]
    }
   ],
   "source": [
    "outMatrix.show"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "metadata": {
    "collapsed": true
   },
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Scala 2.10",
   "language": "scala",
   "name": "spark"
  },
  "language_info": {
   "name": "scala"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 0
}