giraph-block-app-8/src/main/java/org/apache/giraph/block_app/library/pagerank/PageRankConvergenceType.java

/*
 * 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.giraph.block_app.library.pagerank;

/**
 * Convergence types for the pagerank computation.
 */
public enum PageRankConvergenceType {
  /** Do not check convergence */
  NO_CONVERGENCE,
  /** The sum of the absolute differences */
  SUM_DIFFERENCES,
  /** The max of the absolute differences */
  MAX_DIFFERENCES,
  /** The sum of the relative differences */
  SUM_RELATIVE_DIFFERENCES,
  /** The max of the relative differences */
  MAX_RELATIVE_DIFFERENCES,
  /** RMSE difference */
  RMSE_DIFFERENCES;
}