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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-3768) Clustering Coefficient
Date Tue, 10 May 2016 16:47:12 GMT

    [ https://issues.apache.org/jira/browse/FLINK-3768?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15278427#comment-15278427
] 

ASF GitHub Bot commented on FLINK-3768:
---------------------------------------

Github user greghogan commented on a diff in the pull request:

    https://github.com/apache/flink/pull/1896#discussion_r62708062
  
    --- Diff: flink-libraries/flink-gelly-examples/src/main/java/org/apache/flink/graph/examples/LocalClusteringCoefficient.java
---
    @@ -0,0 +1,125 @@
    +/*
    + * Licensed to the Apache Software Foundation (ASF) under one
    + * or more contributor license agreements.  See the NOTICE file
    + * distributed with this work for additional information
    + * regarding copyright ownership.  The ASF licenses this file
    + * to you under the Apache License, Version 2.0 (the
    + * "License"); you may not use this file except in compliance
    + * with the License.  You may obtain a copy of the License at
    + *
    + *     http://www.apache.org/licenses/LICENSE-2.0
    + *
    + * Unless required by applicable law or agreed to in writing, software
    + * distributed under the License is distributed on an "AS IS" BASIS,
    + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    + * See the License for the specific language governing permissions and
    + * limitations under the License.
    + */
    +
    +package org.apache.flink.graph.examples;
    +
    +import org.apache.commons.math3.random.JDKRandomGenerator;
    +import org.apache.flink.api.common.JobExecutionResult;
    +import org.apache.flink.api.java.DataSet;
    +import org.apache.flink.api.java.ExecutionEnvironment;
    +import org.apache.flink.api.java.io.CsvOutputFormat;
    +import org.apache.flink.api.java.utils.DataSetUtils;
    +import org.apache.flink.api.java.utils.ParameterTool;
    +import org.apache.flink.graph.Graph;
    +import org.apache.flink.graph.asm.translate.LongValueToIntValue;
    +import org.apache.flink.graph.asm.translate.TranslateGraphIds;
    +import org.apache.flink.graph.generator.RMatGraph;
    +import org.apache.flink.graph.generator.random.JDKRandomGeneratorFactory;
    +import org.apache.flink.graph.generator.random.RandomGenerableFactory;
    +import org.apache.flink.types.IntValue;
    +import org.apache.flink.types.LongValue;
    +import org.apache.flink.types.NullValue;
    +
    +import java.text.NumberFormat;
    +
    +public class LocalClusteringCoefficient {
    --- End diff --
    
    Done.


> Clustering Coefficient
> ----------------------
>
>                 Key: FLINK-3768
>                 URL: https://issues.apache.org/jira/browse/FLINK-3768
>             Project: Flink
>          Issue Type: New Feature
>          Components: Gelly
>    Affects Versions: 1.1.0
>            Reporter: Greg Hogan
>            Assignee: Greg Hogan
>             Fix For: 1.1.0
>
>
> The local clustering coefficient measures the connectedness of each vertex's neighborhood.
Values range from 0.0 (no edges between neighbors) to 1.0 (neighborhood is a clique).



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