elasticsearch pinyin 拼音分词器

最新推荐文章于 2023-09-27 22:23:44 发布

weixin_30706691

最新推荐文章于 2023-09-27 22:23:44 发布

阅读量197

点赞数

CC 4.0 BY-SA版权

文章标签：大数据

原文链接：http://www.cnblogs.com/jiqing9006/p/9277104.html

本文介绍了如何在 Elasticsearch 中安装并配置 pinyin 分词器，并通过示例展示了分词器的工作原理及效果。对于中文搜索场景特别有用。

安装pinyin分词
地址：https://github.com/medcl/elasticsearch-analysis-pinyin

PUT py_test
{
  "index" : {
        "analysis" : {
            "analyzer" : {
                "pinyin_analyzer" : {
                    "tokenizer" : "my_pinyin",
                    "filter" : "word_delimiter"
                    }
            },
            "tokenizer" : {
                "my_pinyin" : {
                    "type" : "pinyin",
                    "first_letter" : "none",
                    "padding_char" : " "
                }
            }
        }
    }
}

GET py_test/_analyze
{
  "text":"刘德华",
  "analyzer":"pinyin_analyzer"
}

得到

{
  "tokens": [
    {
      "token": "liu",
      "start_offset": 0,
      "end_offset": 1,
      "type": "word",
      "position": 0
    },
    {
      "token": "ldh",
      "start_offset": 0,
      "end_offset": 3,
      "type": "word",
      "position": 0
    },
    {
      "token": "de",
      "start_offset": 1,
      "end_offset": 2,
      "type": "word",
      "position": 1
    },
    {
      "token": "hua",
      "start_offset": 2,
      "end_offset": 3,
      "type": "word",
      "position": 2
    }
  ]
}

转载于:https://www.cnblogs.com/jiqing9006/p/9277104.html