IK Analysis for Elasticsearch

下载地址
https://github.com/medcl/elasticsearch-analysis-ik

Analyzer: ik_smart , ik_max_word , Tokenizer: ik_smart , ik_max_word

Versions

版本选择

安装

根据安装的elasticsearch版本选择IK分词器

https://github.com/medcl/elasticsearch-analysis-ik/releases/tag/v6.4.3

下载完成解压 到elasticsearch-6.4.3\plugins目录

E:\elasticsearch-6.4.3\plugins


重新启动elasticsearch

成功加载IK分词器,验证

使用postman
http://localhost:9200/es_user/_analyze

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{ "tokens": [ { "token": "中国", "start_offset": 0, "end_offset": 2, "type": "CN_WORD", "position": 0 }, { "token": "驻", "start_offset": 2, "end_offset": 3, "type": "CN_CHAR", "position": 1 }, { "token": "洛杉矶", "start_offset": 3, "end_offset": 6, "type": "CN_WORD", "position": 2 }, { "token": "领事馆", "start_offset": 6, "end_offset": 9, "type": "CN_WORD", "position": 3 }, { "token": "遭", "start_offset": 9, "end_offset": 10, "type": "CN_CHAR", "position": 4 }, { "token": "亚裔", "start_offset": 10, "end_offset": 12, "type": "CN_WORD", "position": 5 }, { "token": "男子", "start_offset": 12, "end_offset": 14, "type": "CN_WORD", "position": 6 }, { "token": "枪击", "start_offset": 14, "end_offset": 16, "type": "CN_WORD", "position": 7 }, { "token": "嫌犯", "start_offset": 17, "end_offset": 19, "type": "CN_WORD", "position": 8 }, { "token": "已", "start_offset": 19, "end_offset": 20, "type": "CN_CHAR", "position": 9 }, { "token": "自首", "start_offset": 20, "end_offset": 22, "type": "CN_WORD", "position": 10 } ] }

使用ik_max_word

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{ "tokens": [ { "token": "中华人民共和国", "start_offset": 0, "end_offset": 7, "type": "CN_WORD", "position": 0 }, { "token": "中华人民", "start_offset": 0, "end_offset": 4, "type": "CN_WORD", "position": 1 }, { "token": "中华", "start_offset": 0, "end_offset": 2, "type": "CN_WORD", "position": 2 }, { "token": "华人", "start_offset": 1, "end_offset": 3, "type": "CN_WORD", "position": 3 }, { "token": "人民共和国", "start_offset": 2, "end_offset": 7, "type": "CN_WORD", "position": 4 }, { "token": "人民", "start_offset": 2, "end_offset": 4, "type": "CN_WORD", "position": 5 }, { "token": "共和国", "start_offset": 4, "end_offset": 7, "type": "CN_WORD", "position": 6 }, { "token": "共和", "start_offset": 4, "end_offset": 6, "type": "CN_WORD", "position": 7 }, { "token": "国", "start_offset": 6, "end_offset": 7, "type": "CN_CHAR", "position": 8 } ] }