1. Elision Token Filter(Elision词元过滤器)
原文链接 :https://www.elastic.co/guide/en/elasticsearch/reference/5.4/analysis-elision-tokenfilter.html
译文链接 : http://www.apache.wiki/pages/viewpage.action?pageId=10027914
1.1. 简述
此过滤器可以过滤省略元音。如,"l’avion" (the plane) 将会被过滤成 "avion" (plane)。
支持articles参数,其值为一组stop words(停止词,没有实际含义可忽略的词)。如下例所示:
"index" : {
"analysis" : {
"analyzer" : {
"default" : {
"tokenizer" : "standard",
"filter" : ["standard", "elision"]
}
},
"filter" : {
"elision" : {
"type" : "elision",
"articles" : ["l", "m", "t", "qu", "n", "s", "j"]
}
}
}
}