add new workbooks for mlp and graph measures and train-test split
Project: http://git-wip-us.apache.org/repos/asf/incubator-madlib-site/repo Commit: http://git-wip-us.apache.org/repos/asf/incubator-madlib-site/commit/7fa3b796 Tree: http://git-wip-us.apache.org/repos/asf/incubator-madlib-site/tree/7fa3b796 Diff: http://git-wip-us.apache.org/repos/asf/incubator-madlib-site/diff/7fa3b796 Branch: refs/heads/asf-site Commit: 7fa3b796519e4ae386102d8457a424532e3e3f03 Parents: d147759 Author: Frank McQuillan <fmcquil...@pivotal.io> Authored: Mon Aug 21 13:15:56 2017 -0700 Committer: Frank McQuillan <fmcquil...@pivotal.io> Committed: Mon Aug 21 13:15:56 2017 -0700 ---------------------------------------------------------------------- community-artifacts/Graph-measures-v1.ipynb | 2532 ++++++++++++++++++++ community-artifacts/Train-test-split-v1.ipynb | 1154 +++++++++ community-artifacts/mlp-v1.ipynb | 1525 ++++++++++++ 3 files changed, 5211 insertions(+) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/incubator-madlib-site/blob/7fa3b796/community-artifacts/Graph-measures-v1.ipynb ---------------------------------------------------------------------- diff --git a/community-artifacts/Graph-measures-v1.ipynb b/community-artifacts/Graph-measures-v1.ipynb new file mode 100644 index 0000000..49e753f --- /dev/null +++ b/community-artifacts/Graph-measures-v1.ipynb @@ -0,0 +1,2532 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Graph measures\n", + "\n", + "- Closeness\n", + "- Graph diameter\n", + "- Average path length\n", + "- In-out degree\n", + "\n", + "Graph measures were added in MADlib 1.12. Some graph measures require a valid output from a prior APSP run - both the APSP table and the associated output summary table must be present." + ] + }, + { + "cell_type": "code", + "execution_count": 1, + "metadata": {}, + "outputs": [ + { + "name": "stderr", + "output_type": "stream", + "text": [ + "/Users/fmcquillan/anaconda/lib/python2.7/site-packages/IPython/config.py:13: ShimWarning: The `IPython.config` package has been deprecated. You should import from traitlets.config instead.\n", + " \"You should import from traitlets.config instead.\", ShimWarning)\n", + "/Users/fmcquillan/anaconda/lib/python2.7/site-packages/IPython/utils/traitlets.py:5: UserWarning: IPython.utils.traitlets has moved to a top-level traitlets package.\n", + " warn(\"IPython.utils.traitlets has moved to a top-level traitlets package.\")\n" + ] + } + ], + "source": [ + "%load_ext sql" + ] + }, + { + "cell_type": "code", + "execution_count": 2, + "metadata": {}, + "outputs": [ + { + "data": { + "text/plain": [ + "u'Connected: gpdbchina@madlib'" + ] + }, + "execution_count": 2, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "# Greenplum 4.3.10.0\n", + "%sql postgresql://gpdbchina@10.194.10.68:61000/madlib\n", + " \n", + "# PostgreSQL local\n", + "#%sql postgresql://fmcquillan@localhost:5432/madlib\n", + "\n", + "# Greenplum 4.2.3.0\n", + "#%sql postgresql://gpdbchina@10.194.10.68:55000/madlib" + ] + }, + { + "cell_type": "code", + "execution_count": 3, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "1 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>version</th>\n", + " </tr>\n", + " <tr>\n", + " <td>MADlib version: 1.12-dev, git revision: rel/v1.11-51-g69f7886, cmake configuration time: Fri Aug 18 16:30:51 UTC 2017, build type: Release, build system: Linux-2.6.18-238.27.1.el5.hotfix.bz516490, C compiler: gcc 4.4.0, C++ compiler: g++ 4.4.0</td>\n", + " </tr>\n", + "</table>" + ], + "text/plain": [ + "[(u'MADlib version: 1.12-dev, git revision: rel/v1.11-51-g69f7886, cmake configuration time: Fri Aug 18 16:30:51 UTC 2017, build type: Release, build system: Linux-2.6.18-238.27.1.el5.hotfix.bz516490, C compiler: gcc 4.4.0, C++ compiler: g++ 4.4.0',)]" + ] + }, + "execution_count": 3, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "%sql select madlib.version();\n", + "#%sql select version();" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Closeness" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# 1. Create vertex and edge tables" + ] + }, + { + "cell_type": "code", + "execution_count": 18, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Done.\n", + "Done.\n", + "Done.\n", + "8 rows affected.\n", + "12 rows affected.\n", + "12 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>src_id</th>\n", + " <th>dest_id</th>\n", + " <th>edge_weight</th>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>1</td>\n", + " <td>1.0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>2</td>\n", + " <td>1.0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>4</td>\n", + " <td>10.0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>1</td>\n", + " <td>2</td>\n", + " <td>2.0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>1</td>\n", + " <td>3</td>\n", + " <td>10.0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>2</td>\n", + " <td>3</td>\n", + " <td>1.0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>2</td>\n", + " <td>5</td>\n", + " <td>1.0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>2</td>\n", + " <td>6</td>\n", + " <td>3.0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>3</td>\n", + " <td>0</td>\n", + " <td>1.0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>4</td>\n", + " <td>0</td>\n", + " <td>-2.0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>5</td>\n", + " <td>6</td>\n", + " <td>1.0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>6</td>\n", + " <td>7</td>\n", + " <td>1.0</td>\n", + " </tr>\n", + "</table>" + ], + "text/plain": [ + "[(0, 1, 1.0),\n", + " (0, 2, 1.0),\n", + " (0, 4, 10.0),\n", + " (1, 2, 2.0),\n", + " (1, 3, 10.0),\n", + " (2, 3, 1.0),\n", + " (2, 5, 1.0),\n", + " (2, 6, 3.0),\n", + " (3, 0, 1.0),\n", + " (4, 0, -2.0),\n", + " (5, 6, 1.0),\n", + " (6, 7, 1.0)]" + ] + }, + "execution_count": 18, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "%%sql \n", + "DROP TABLE IF EXISTS vertex, edge;\n", + "\n", + "CREATE TABLE vertex(\n", + " id INTEGER,\n", + " name TEXT\n", + " );\n", + "\n", + "CREATE TABLE edge(\n", + " src_id INTEGER,\n", + " dest_id INTEGER,\n", + " edge_weight FLOAT8\n", + " );\n", + "\n", + "INSERT INTO vertex VALUES\n", + "(0, 'A'),\n", + "(1, 'B'),\n", + "(2, 'C'),\n", + "(3, 'D'),\n", + "(4, 'E'),\n", + "(5, 'F'),\n", + "(6, 'G'),\n", + "(7, 'H');\n", + "\n", + "INSERT INTO edge VALUES\n", + "(0, 1, 1.0),\n", + "(0, 2, 1.0),\n", + "(0, 4, 10.0),\n", + "(1, 2, 2.0),\n", + "(1, 3, 10.0),\n", + "(2, 3, 1.0),\n", + "(2, 5, 1.0),\n", + "(2, 6, 3.0),\n", + "(3, 0, 1.0),\n", + "(4, 0, -2.0),\n", + "(5, 6, 1.0),\n", + "(6, 7, 1.0);\n", + "\n", + "SELECT * FROM edge ORDER BY src_id, dest_id;" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# 2. Calculate APSP" + ] + }, + { + "cell_type": "code", + "execution_count": 29, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Done.\n", + "1 rows affected.\n", + "64 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>src_id</th>\n", + " <th>dest_id</th>\n", + " <th>edge_weight</th>\n", + " <th>parent</th>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>0</td>\n", + " <td>0.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>1</td>\n", + " <td>1.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>2</td>\n", + " <td>1.0</td>\n", + " <td>2</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>3</td>\n", + " <td>2.0</td>\n", + " <td>2</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>4</td>\n", + " <td>10.0</td>\n", + " <td>4</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>5</td>\n", + " 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out_apsp_summary;\n", + "\n", + "SELECT madlib.graph_apsp('vertex', -- Vertex table\n", + " 'id', -- Vertix id column (NULL means use default naming)\n", + " 'edge', -- Edge table\n", + " 'src=src_id, dest=dest_id, weight=edge_weight',\n", + " -- Edge arguments (NULL means use default naming)\n", + " 'out_apsp'); -- Output table of shortest paths\n", + "\n", + "SELECT * FROM out_apsp ORDER BY src_id, dest_id;" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# 3. Compute the closeness measure for all nodes" + ] + }, + { + "cell_type": "code", + "execution_count": 20, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Done.\n", + "1 rows affected.\n", + "8 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>src_id</th>\n", + " <th>inverse_sum_dist</th>\n", + " <th>inverse_avg_dist</th>\n", + " <th>sum_inverse_dist</th>\n", + " <th>k_degree</th>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>0.0434782608696</td>\n", + " <td>0.304347826087</td>\n", + " <td>3.68333333333</td>\n", + " <td>7</td>\n", + " </tr>\n", + " <tr>\n", + " <td>1</td>\n", + " <td>0.0285714285714</td>\n", + " <td>0.2</td>\n", + " <td>1.9380952381</td>\n", + " <td>7</td>\n", + " </tr>\n", + " <tr>\n", + " <td>2</td>\n", + " <td>0.0416666666667</td>\n", + " <td>0.291666666667</td>\n", + " <td>3.75</td>\n", + " <td>7</td>\n", + " </tr>\n", + " <tr>\n", + " <td>3</td>\n", + " <td>0.0357142857143</td>\n", + " <td>0.25</td>\n", + " <td>2.87424242424</td>\n", + " <td>7</td>\n", + " </tr>\n", + " <tr>\n", + " <td>4</td>\n", + " <td>-1.0</td>\n", + " <td>-7.0</td>\n", + " <td>-1.0</td>\n", + " <td>7</td>\n", + " </tr>\n", + " <tr>\n", + " <td>5</td>\n", + " <td>0.333333333333</td>\n", + " <td>0.666666666667</td>\n", + " <td>1.5</td>\n", + " <td>2</td>\n", + " </tr>\n", + " <tr>\n", + " <td>6</td>\n", + " <td>1.0</td>\n", + " <td>1.0</td>\n", + " <td>1.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>7</td>\n", + " <td>None</td>\n", + " <td>None</td>\n", + " <td>0.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + "</table>" + ], + "text/plain": [ + "[(0, 0.0434782608695652, 0.304347826086957, 3.68333333333333, 7L),\n", + " (1, 0.0285714285714286, 0.2, 1.93809523809524, 7L),\n", + " (2, 0.0416666666666667, 0.291666666666667, 3.75, 7L),\n", + " (3, 0.0357142857142857, 0.25, 2.87424242424242, 7L),\n", + " (4, -1.0, -7.0, -1.0, 7L),\n", + " (5, 0.333333333333333, 0.666666666666667, 1.5, 2L),\n", + " (6, 1.0, 1.0, 1.0, 1L),\n", + " (7, None, None, 0.0, 0L)]" + ] + }, + "execution_count": 20, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "%%sql\n", + "DROP TABLE IF EXISTS out_closeness;\n", + "SELECT madlib.graph_closeness('out_apsp', 'out_closeness');\n", + "SELECT * FROM out_closeness ORDER BY src_id;" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# 4. Create a graph with 2 groups" + ] + }, + { + "cell_type": "code", + "execution_count": 31, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Done.\n", + "21 rows affected.\n", + "1 rows affected.\n", + "22 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>src_id</th>\n", + " <th>dest_id</th>\n", + " <th>edge_weight</th>\n", + " <th>grp</th>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>1</td>\n", + " <td>1.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>2</td>\n", + " <td>1.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>4</td>\n", + " <td>10.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>1</td>\n", + " <td>2</td>\n", + " <td>2.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>1</td>\n", + " <td>3</td>\n", + " <td>10.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>2</td>\n", + " <td>3</td>\n", + " <td>1.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>2</td>\n", + " <td>5</td>\n", + " <td>1.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>2</td>\n", + " <td>6</td>\n", + " <td>3.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>3</td>\n", + " <td>0</td>\n", + " <td>1.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>4</td>\n", + " <td>0</td>\n", + " <td>-2.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>5</td>\n", + " <td>6</td>\n", + " <td>1.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>6</td>\n", + " <td>7</td>\n", + " <td>1.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>1</td>\n", + " <td>1.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>2</td>\n", + " <td>1.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>4</td>\n", + " <td>10.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>1</td>\n", + " <td>2</td>\n", + " <td>2.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>1</td>\n", + " <td>3</td>\n", + " <td>10.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>2</td>\n", + " <td>3</td>\n", + " <td>1.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>2</td>\n", + " <td>5</td>\n", + " <td>1.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>3</td>\n", + " <td>0</td>\n", + " <td>1.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>4</td>\n", + " <td>0</td>\n", + " <td>-2.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>4</td>\n", + " <td>5</td>\n", + " <td>-20.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + "</table>" + ], + "text/plain": [ + "[(0, 1, 1.0, 0),\n", + " (0, 2, 1.0, 0),\n", + " (0, 4, 10.0, 0),\n", + " (1, 2, 2.0, 0),\n", + " (1, 3, 10.0, 0),\n", + " (2, 3, 1.0, 0),\n", + " (2, 5, 1.0, 0),\n", + " (2, 6, 3.0, 0),\n", + " (3, 0, 1.0, 0),\n", + " (4, 0, -2.0, 0),\n", + " (5, 6, 1.0, 0),\n", + " (6, 7, 1.0, 0),\n", + " (0, 1, 1.0, 1),\n", + " (0, 2, 1.0, 1),\n", + " (0, 4, 10.0, 1),\n", + " (1, 2, 2.0, 1),\n", + " (1, 3, 10.0, 1),\n", + " (2, 3, 1.0, 1),\n", + " (2, 5, 1.0, 1),\n", + " (3, 0, 1.0, 1),\n", + " (4, 0, -2.0, 1),\n", + " (4, 5, -20.0, 1)]" + ] + }, + "execution_count": 31, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "%%sql \n", + "DROP TABLE IF EXISTS edge_gr;\n", + "\n", + "CREATE TABLE edge_gr AS\n", + "(\n", + " SELECT *, 0 AS grp FROM edge\n", + " UNION\n", + " SELECT *, 1 AS grp FROM edge WHERE src_id < 6 AND dest_id < 6\n", + ");\n", + "\n", + "INSERT INTO edge_gr VALUES\n", + "(4,5,-20,1);\n", + "\n", + "SELECT * FROM edge_gr ORDER BY grp, src_id, dest_id;" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# 5. Find APSP for all groups" + ] + }, + { + "cell_type": "code", + "execution_count": 32, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Done.\n", + "1 rows affected.\n", + "100 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>grp</th>\n", + " <th>src_id</th>\n", + " <th>dest_id</th>\n", + " <th>edge_weight</th>\n", + " <th>parent</th>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>0</td>\n", + " <td>0</td>\n", + " <td>0.0</td>\n", + " <td>0</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>0</td>\n", + " <td>1</td>\n", + " <td>1.0</td>\n", + " <td>1</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>0</td>\n", + " <td>2</td>\n", + " <td>1.0</td>\n", + " <td>2</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>0</td>\n", + " <td>3</td>\n", + " <td>2.0</td>\n", + " <td>2</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>0</td>\n", + 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Compute closeness measure for vertex 0 to vertex 5 in every group" + ] + }, + { + "cell_type": "code", + "execution_count": 24, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Done.\n", + "1 rows affected.\n", + "12 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>grp</th>\n", + " <th>src_id</th>\n", + " <th>inverse_sum_dist</th>\n", + " <th>inverse_avg_dist</th>\n", + " <th>sum_inverse_dist</th>\n", + " <th>k_degree</th>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>0</td>\n", + " <td>0.0434782608696</td>\n", + " <td>0.304347826087</td>\n", + " <td>3.68333333333</td>\n", + " <td>7</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>1</td>\n", + " <td>0.0285714285714</td>\n", + " <td>0.2</td>\n", + " <td>1.9380952381</td>\n", + " <td>7</td>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>2</td>\n", + " <td>0.0416666666667</td>\n", + " 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rows affected.\n", + "1 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>diameter</th>\n", + " <th>diameter_end_vertices</th>\n", + " </tr>\n", + " <tr>\n", + " <td>14.0</td>\n", + " <td>[[1, 4]]</td>\n", + " </tr>\n", + "</table>" + ], + "text/plain": [ + "[(14.0, [[1, 4]])]" + ] + }, + "execution_count": 26, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "%%sql\n", + "DROP TABLE IF EXISTS out_diameter;\n", + "SELECT madlib.graph_diameter('out_apsp', 'out_diameter');\n", + "SELECT * FROM out_diameter;" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "For grouping, use the same graph and APSP output with grouping from above." + ] + }, + { + "cell_type": "code", + "execution_count": 28, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Done.\n", + "1 rows affected.\n", + "2 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>grp</th>\n", + " <th>diameter</th>\n", + " <th>diameter_end_vertices</th>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>14.0</td>\n", + " <td>[[1, 4]]</td>\n", + " </tr>\n", + " <tr>\n", + " <td>1</td>\n", + " <td>14.0</td>\n", + " <td>[[1, 4]]</td>\n", + " </tr>\n", + "</table>" + ], + "text/plain": [ + "[(0, 14.0, [[1, 4]]), (1, 14.0, [[1, 4]])]" + ] + }, + "execution_count": 28, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "%%sql\n", + "DROP TABLE IF EXISTS out_gr_path;\n", + "SELECT madlib.graph_diameter('out_gr', 'out_gr_diameter');\n", + "SELECT * FROM out_gr_diameter ORDER BY grp;" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Average Path Length\n", + "Use the same graph and APSP output from above." + ] + }, + { + "cell_type": "code", + "execution_count": 35, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Done.\n", + "1 rows affected.\n", + "1 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>avg_path_length</th>\n", + " </tr>\n", + " <tr>\n", + " <td>2.01785714286</td>\n", + " </tr>\n", + "</table>" + ], + "text/plain": [ + "[(2.01785714285714,)]" + ] + }, + "execution_count": 35, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "%%sql\n", + "DROP TABLE IF EXISTS out_avg_path_length;\n", + "SELECT madlib.graph_avg_path_length('out_apsp', 'out_avg_path_length');\n", + "SELECT * FROM out_avg_path_length;" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "For grouping, use the same graph and APSP output with grouping from above." + ] + }, + { + "cell_type": "code", + "execution_count": 37, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Done.\n", + "1 rows affected.\n", + "2 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>grp</th>\n", + " <th>avg_path_length</th>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>2.01785714286</td>\n", + " </tr>\n", + " <tr>\n", + " <td>1</td>\n", + " <td>0.466666666667</td>\n", + " </tr>\n", + "</table>" + ], + "text/plain": [ + "[(0, 2.01785714285714), (1, 0.466666666666667)]" + ] + }, + "execution_count": 37, + "metadata": {}, + "output_type": "execute_result" + } + ], + "source": [ + "%%sql\n", + "DROP TABLE IF EXISTS out_gr_path;\n", + "SELECT madlib.graph_avg_path_length('out_gr', 'out_gr_path');\n", + "SELECT * FROM out_gr_path ORDER BY grp;" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# In-Out Degree\n", + "Use the same graph and APSP output from above." + ] + }, + { + "cell_type": "code", + "execution_count": 39, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Done.\n", + "1 rows affected.\n", + "7 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ 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"%%sql\n", + "DROP TABLE IF EXISTS degrees;\n", + "\n", + "SELECT madlib.graph_vertex_degrees(\n", + " 'vertex', -- Vertex table\n", + " 'id', -- Vertix id column (NULL means use default naming)\n", + " 'edge', -- Edge table\n", + " 'src=src_id, dest=dest_id, weight=edge_weight',\n", + " 'degrees'); -- Output table of shortest paths\n", + "\n", + "SELECT * FROM degrees ORDER BY id;" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "For grouping, use the same graph with grouping from above." + ] + }, + { + "cell_type": "code", + "execution_count": 42, + "metadata": {}, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "Done.\n", + "1 rows affected.\n", + "4 rows affected.\n" + ] + }, + { + "data": { + "text/html": [ + "<table>\n", + " <tr>\n", + " <th>grp</th>\n", + " <th>id</th>\n", + " <th>indegree</th>\n", + " <th>outdegree</th>\n", + " </tr>\n", + " <tr>\n", + " <td>0</td>\n", + " <td>0</td>\n", + " <td>2</td>\n", + " 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id;" + ] + } + ], + "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": "2.7.12" + } + }, + "nbformat": 4, + "nbformat_minor": 1 +}
