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Smart Chinese Analysis Plugin for ElasticSearch
Java Python

Smart Chinese Analysis for Elasticsearch

The Smart Chinese Analysis plugin integrates Lucene Smart Chinese analysis module into elasticsearch.

In order to install the plugin, simply run:

bin/plugin install elasticsearch/elasticsearch-analysis-smartcn/2.5.0
elasticsearch Smart Chinese Analysis Plugin Docs
master Build from source See below
es-1.x Build from source 2.6.0-SNAPSHOT
es-1.5 2.5.0 2.5.0
es-1.4 2.4.3 2.4.3
< 1.4.3 2.4.2 2.4.2
es-1.3 2.3.1 2.3.1
es-1.2 2.2.0 2.2.0
es-1.1 2.1.0 2.1.0
es-1.0 2.0.0 2.0.0
es-0.90 1.8.0 1.8.0

To build a SNAPSHOT version, you need to build it with Maven:

mvn clean install
plugin --install analysis-smartcn \
       --url file:target/releases/

User guide

The plugin includes the smartcn analyzer and smartcn_tokenizer tokenizer.

Note that smartcn_word token filter and smartcn_sentence have been deprecated.


This software is licensed under the Apache 2 license, quoted below.

Copyright 2009-2014 Elasticsearch <>

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

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.
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