如何解决在 Elasticsearch 中连续使用同义词过滤器
我想按如下顺序使用两个同义词过滤器
PUT test
{
"settings": {
"index" : {
"analysis": {
"filter": {
"english_stop": {
"type": "stop","stopwords": "_english_"
},"synonyms1": {
"type": "synonym_graph","synonyms": [
"cake,pudding"
]
},"synonyms2": {
"type": "synonym_graph","synonyms": [
"chocolate cake => chocolate_cake","caramel cake => caramel_pudding"
]
}
},"analyzer": {
"default_search": {
"type": "custom","tokenizer": "standard","filter": [
"asciifolding","lowercase","english_stop","porter_stem","synonyms1","synonyms2"
]
}
}
}
}
}
}
我收到以下错误
{
"error" : {
"root_cause" : [
{
"type" : "illegal_argument_exception","reason" : "Failed to build synonyms"
}
],"type" : "illegal_argument_exception","reason" : "Failed to build synonyms","caused_by" : {
"type" : "parse_exception","reason" : "Invalid synonym rule at line 1","caused_by" : {
"type" : "illegal_argument_exception","reason" : "term: chocolate cake analyzed to a token (cake) with position increment != 1 (got: 0)"
}
}
},"status" : 400
}
我的目标是连续应用我的两个同义词过滤器,以便能够运行以下请求
GET test/_analyze
{
"text": "chocolate pudding","analyzer": "default_search"
}
并将“巧克力布丁”转换为“巧克力蛋糕布丁”(使用 synonyms1
),最后使用 synonyms2
转换为“巧克力蛋糕布丁”。
如何使我的过滤器工作?
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