| { |
| "cells": [ |
| { |
| "cell_type": "markdown", |
| "metadata": {}, |
| "source": [ |
| "# SystemML PySpark Recommendation Demo" |
| ] |
| }, |
| { |
| "cell_type": "code", |
| "execution_count": 1, |
| "metadata": { |
| "collapsed": false |
| }, |
| "outputs": [], |
| "source": [ |
| "%load_ext autoreload\n", |
| "%autoreload 2\n", |
| "%matplotlib inline\n", |
| "\n", |
| "import numpy as np\n", |
| "import matplotlib.pyplot as plt\n", |
| "plt.rcParams['figure.figsize'] = (10, 6)" |
| ] |
| }, |
| { |
| "cell_type": "markdown", |
| "metadata": {}, |
| "source": [ |
| "# Data" |
| ] |
| }, |
| { |
| "cell_type": "code", |
| "execution_count": 2, |
| "metadata": { |
| "collapsed": false |
| }, |
| "outputs": [ |
| { |
| "name": "stderr", |
| "output_type": "stream", |
| "text": [ |
| " % Total % Received % Xferd Average Speed Time Time Time Current\n", |
| " Dload Upload Total Spent Left Speed\n", |
| "\r", |
| " 0 0 0 0 0 0 0 0 --:--:-- --:--:-- --:--:-- 0\r", |
| " 7 11.2M 7 916k 0 0 1051k 0 0:00:10 --:--:-- 0:00:10 1051k\r", |
| " 17 11.2M 17 2064k 0 0 1159k 0 0:00:09 0:00:01 0:00:08 1159k\r", |
| " 29 11.2M 29 3424k 0 0 1234k 0 0:00:09 0:00:02 0:00:07 1234k\r", |
| " 39 11.2M 39 4564k 0 0 1207k 0 0:00:09 0:00:03 0:00:06 1207k\r", |
| " 44 11.2M 44 5118k 0 0 1073k 0 0:00:10 0:00:04 0:00:06 1073k\r", |
| " 47 11.2M 47 5527k 0 0 951k 0 0:00:12 0:00:05 0:00:07 933k\r", |
| " 50 11.2M 50 5804k 0 0 857k 0 0:00:13 0:00:06 0:00:07 749k\r", |
| " 53 11.2M 53 6142k 0 0 790k 0 0:00:14 0:00:07 0:00:07 544k\r", |
| " 58 11.2M 58 6715k 0 0 765k 0 0:00:15 0:00:08 0:00:07 431k\r", |
| " 68 11.2M 68 7932k 0 0 811k 0 0:00:14 0:00:09 0:00:05 562k\r", |
| " 83 11.2M 83 9585k 0 0 890k 0 0:00:12 0:00:10 0:00:02 818k\r", |
| " 96 11.2M 96 10.8M 0 0 941k 0 0:00:12 0:00:11 0:00:01 1055k\r", |
| "100 11.2M 100 11.2M 0 0 955k 0 0:00:12 0:00:12 --:--:-- 1254k\n" |
| ] |
| } |
| ], |
| "source": [ |
| "%%sh\n", |
| "# Download dataset\n", |
| "curl -O http://snap.stanford.edu/data/amazon0601.txt.gz\n", |
| "gunzip amazon0601.txt.gz" |
| ] |
| }, |
| { |
| "cell_type": "code", |
| "execution_count": 3, |
| "metadata": { |
| "collapsed": false |
| }, |
| "outputs": [ |
| { |
| "name": "stdout", |
| "output_type": "stream", |
| "text": [ |
| "Total number of products: 500\n" |
| ] |
| } |
| ], |
| "source": [ |
| "# Load data\n", |
| "import pyspark.sql.functions as F\n", |
| "dataPath = \"amazon0601.txt\"\n", |
| "\n", |
| "X_train = (sc.textFile(dataPath)\n", |
| " .filter(lambda l: not l.startswith(\"#\"))\n", |
| " .map(lambda l: l.split(\"\\t\"))\n", |
| " .map(lambda prods: (int(prods[0]), int(prods[1]), 1.0))\n", |
| " .toDF((\"prod_i\", \"prod_j\", \"x_ij\"))\n", |
| " .filter(\"prod_i < 500 AND prod_j < 500\") # Filter for memory constraints\n", |
| " .cache())\n", |
| "\n", |
| "max_prod_i = X_train.select(F.max(\"prod_i\")).first()[0]\n", |
| "max_prod_j = X_train.select(F.max(\"prod_j\")).first()[0]\n", |
| "numProducts = max(max_prod_i, max_prod_j) + 1 # 0-based indexing\n", |
| "print(\"Total number of products: {}\".format(numProducts))" |
| ] |
| }, |
| { |
| "cell_type": "markdown", |
| "metadata": {}, |
| "source": [ |
| "# SystemML - Poisson Nonnegative Matrix Factorization (PNMF)" |
| ] |
| }, |
| { |
| "cell_type": "code", |
| "execution_count": 4, |
| "metadata": { |
| "collapsed": true |
| }, |
| "outputs": [], |
| "source": [ |
| "# Create SystemML MLContext\n", |
| "from SystemML import MLContext\n", |
| "ml = MLContext(sc)" |
| ] |
| }, |
| { |
| "cell_type": "code", |
| "execution_count": 5, |
| "metadata": { |
| "collapsed": false |
| }, |
| "outputs": [], |
| "source": [ |
| "# Define PNMF kernel in SystemML's DSL using the R-like syntax for PNMF\n", |
| "pnmf = \"\"\"\n", |
| "# data & args\n", |
| "X = read($X)\n", |
| "X = X+1 # change product IDs to be 1-based, rather than 0-based\n", |
| "V = table(X[,1], X[,2])\n", |
| "size = ifdef($size, -1)\n", |
| "if(size > -1) {\n", |
| " V = V[1:size,1:size]\n", |
| "}\n", |
| "max_iteration = as.integer($maxiter)\n", |
| "rank = as.integer($rank)\n", |
| "\n", |
| "n = nrow(V)\n", |
| "m = ncol(V)\n", |
| "range = 0.01\n", |
| "W = Rand(rows=n, cols=rank, min=0, max=range, pdf=\"uniform\")\n", |
| "H = Rand(rows=rank, cols=m, min=0, max=range, pdf=\"uniform\")\n", |
| "losses = matrix(0, rows=max_iteration, cols=1)\n", |
| "\n", |
| "# run PNMF\n", |
| "i=1\n", |
| "while(i <= max_iteration) {\n", |
| " # update params\n", |
| " H = (H * (t(W) %*% (V/(W%*%H))))/t(colSums(W)) \n", |
| " W = (W * ((V/(W%*%H)) %*% t(H)))/t(rowSums(H))\n", |
| " \n", |
| " # compute loss\n", |
| " losses[i,] = -1 * (sum(V*log(W%*%H)) - as.scalar(colSums(W)%*%rowSums(H)))\n", |
| " i = i + 1;\n", |
| "}\n", |
| "\n", |
| "# write outputs\n", |
| "write(losses, $lossout)\n", |
| "write(W, $Wout)\n", |
| "write(H, $Hout)\n", |
| "\"\"\"" |
| ] |
| }, |
| { |
| "cell_type": "code", |
| "execution_count": 6, |
| "metadata": { |
| "collapsed": false |
| }, |
| "outputs": [], |
| "source": [ |
| "# Run the PNMF script on SystemML with Spark\n", |
| "ml.reset()\n", |
| "outputs = ml.executeScript(pnmf, {\"X\": X_train, \"maxiter\": 100, \"rank\": 10}, [\"W\", \"H\", \"losses\"])" |
| ] |
| }, |
| { |
| "cell_type": "code", |
| "execution_count": 7, |
| "metadata": { |
| "collapsed": false |
| }, |
| "outputs": [ |
| { |
| "data": { |
| "text/plain": [ |
| "<matplotlib.text.Text at 0x111c89050>" |
| ] |
| }, |
| "execution_count": 7, |
| "metadata": {}, |
| "output_type": "execute_result" |
| }, |
| { |
| "data": { |
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FgLtIkiQdFGNtwfNNFiVH0UqSpG5hwCv5iFaSJHULA17JgCdJkrqFffBK+/bB1KnF2yym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\n79XvBNlqSxcB91S++9t1jn+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|
| "text/plain": [ |
| "<matplotlib.figure.Figure at 0x111b9b390>" |
| ] |
| }, |
| "metadata": {}, |
| "output_type": "display_data" |
| } |
| ], |
| "source": [ |
| "# Plot training loss over time\n", |
| "losses = outputs.getDF(sqlContext, \"losses\")\n", |
| "xy = losses.sort(losses.ID).map(lambda r: (r[0], r[1])).collect()\n", |
| "x, y = zip(*xy)\n", |
| "plt.plot(x, y)\n", |
| "plt.xlabel('Iteration')\n", |
| "plt.ylabel('Loss')\n", |
| "plt.title('PNMF Training Loss')" |
| ] |
| }, |
| { |
| "cell_type": "code", |
| "execution_count": null, |
| "metadata": { |
| "collapsed": true |
| }, |
| "outputs": [], |
| "source": [] |
| } |
| ], |
| "metadata": { |
| "kernelspec": { |
| "display_name": "Python 2", |
| "language": "python", |
| "name": "python2" |
| }, |
| "language_info": { |
| "codemirror_mode": { |
| "name": "ipython", |
| "version": 2 |
| }, |
| "file_extension": ".py", |
| "mimetype": "text/x-python", |
| "name": "python", |
| "nbconvert_exporter": "python", |
| "pygments_lexer": "ipython2", |
| "version": "2.7.11" |
| } |
| }, |
| "nbformat": 4, |
| "nbformat_minor": 0 |
| } |
