com.arangodb.entity.arangosearch.analyzer.NearestNeighborsAnalyzer Maven / Gradle / Ivy
/*
* DISCLAIMER
*
* Copyright 2016 ArangoDB GmbH, Cologne, Germany
*
* 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.
*
* Copyright holder is ArangoDB GmbH, Cologne, Germany
*/
package com.arangodb.entity.arangosearch.analyzer;
import com.arangodb.entity.arangosearch.AnalyzerType;
import java.util.Objects;
/**
* An Analyzer capable of finding nearest neighbors of tokens in the input. It applies a user-provided supervised
* fastText word embedding model to retrieve nearest neighbor tokens in the text. It is able to find neighbors of
* individual tokens as well as entire input strings. For entire input strings, the Analyzer will return nearest
* neighbors for each token within the input string.
*
* @author Michele Rastelli
* @see API Documentation
* @since ArangoDB 3.10
*/
public final class NearestNeighborsAnalyzer extends SearchAnalyzer {
public NearestNeighborsAnalyzer() {
setType(AnalyzerType.nearest_neighbors);
}
private NearestNeighborsAnalyzerProperties properties;
public NearestNeighborsAnalyzerProperties getProperties() {
return properties;
}
public void setProperties(NearestNeighborsAnalyzerProperties properties) {
this.properties = properties;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
if (!super.equals(o)) return false;
NearestNeighborsAnalyzer that = (NearestNeighborsAnalyzer) o;
return Objects.equals(properties, that.properties);
}
@Override
public int hashCode() {
return Objects.hash(super.hashCode(), properties);
}
}