{"settings":{"analysis":{"analyzer":{"my_custom_analyzer":{"type":"custom","char_filter":["replace_special_characters"],"tokenizer":"standard","filter":["lowercase"]}},"char_filter":{"replace_special_characters"
Analyzer是Elasticsearch中的分析器,它由三部分组成:字符过滤器(character filter)、令牌过滤器(token filter)和分词器(tokenizer)。字符过滤器用于过滤HTML标签、自定义映射、正则替换等,令牌过滤器则用于过滤停用词、时态转换、大小写转换、同义词转换、语气词处理等,而分词器则是由Tokenizer来提供的。 在这里,我们可以...
{"analyzer":{"my_custom_analyzer":{"type":"custom",// Define the type as custom analyzer"tokenizer":"standard",//Define the tokenizer"filter":[// Define the toke Filter"uppercase"] } } } 上面这个分析器的设置如下: name — my_custom_analyzer tokenizer — standard filter — uppercase 运...
使用search_analyzer 并应用搜索时间同义词 在Kibana 中运行以下命令以创建具有搜索时同义词的新索引: PUT synonym_graph { "settings": { "index": { "analysis": { "analyzer": { "index_analyzer": { "tokenizer": "standard", "filter": [ "lowercase" ] }, "search_analyzer": { "tokenizer": "...
# tokenizer put/orders {"settings":{},"mappings":{"properties":{"title":{"type":"text","analyzer":"standard"} } } } put/orders/_doc/1{"title":"分大, this is a good MAN"}get_cat/indices?vget/orders/_search {"query":{"term":{"title":{"value":""} ...
分析器(Analyzer) 一般由三部分构成,字符过滤器(Character Filters)、分词器(Tokenizers)、分词过滤器(Token filters)。 2.1 字符过滤器 首先字符串要按顺序依次经过几个字符过滤器(Character Filter)。它们的任务就是在分词前对字符串进行一次处理。字符过滤器能够剔除HTML标记,或者转换&为and。
[ "&=> and " ] } }, "filter": { "my_stopwords": { "type": "stop", "stopwords": [ "the", "a" ] } }, "analyzer": { "my_analyzer": { "type": "custom", "char_filter": [ "html_strip", "&_to_and" ], "tokenizer": "standard", "filter": [ "lowercase", "my_...
"tokenizer": "standard", "filter": [ "lowercase", "custom_stem", "porter_stem" ] } } } } } GET /my_index/_analyze?analyzer=my_english The mice came down from the skies and ran over my feet 规则来自original=>stem。 stemmer_override过滤器必须放置在词干提取器之前。
"analyzer": { "english": { "tokenizer": "standard", "filter": [ "english_possessive_stemmer", "lowercase", "english_stop", "english_keywords", "english_stemmer" ] } } } } } keyword_marker分词过滤器列出那些不用被词干提取的单词。这个过滤器默认情况下是一个空的列表。
PUT test { "settings": { "analysis": { "filter": { "delimiter_search": { "type": "word_delimiter_graph", "catenate_all": "true" }, "synonyms": { "type": "synonym_graph", "synonyms": [ "test1=>test" ] } }, "analyzer": { "match_analyzer_search": { "tokenizer": "whitesp...