DictionaryType.java
/*
* Copyright © 2014 - 2021 Leipzig University (Database Research Group)
*
* Licensed 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.gradoop.flink.algorithms.fsm.dimspan.config;
/**
* Dictionary coding options.
*/
public enum DictionaryType implements Comparable<DictionaryType> {
/**
* No label pruning and alphabetical order.
*/
RANDOM,
/**
* {@code Higher label frequency <=> lower label} (original gSpan)
*/
INVERSE_PROPORTIONAL,
/**
* {@code Higher label frequency <=> higher label}
*/
PROPORTIONAL,
/**
* label pruning but no alphabetical order.
*/
FREQUENT
}