elasticsearch ik分詞外掛的擴充套件字典和擴充套件停止詞字典用法
阿新 • • 發佈:2019-01-01
擴充套件字典中的詞會被篩選出來,擴充套件停止詞中的詞會被過濾掉
1.沒有加入擴充套件字典 停止詞字典用法
ik
[[email protected] custom]# curl -i -X GET -H 'Content-type:application/json' -d '{"analyzer":"ik","text":"自古刀扇過背刺"}' http://192.168.0.110:9200/_analyze?pretty HTTP/1.1 200 OK Content-Type: application/json; charset=UTF-8 Content-Length: 725 { "tokens" : [ { "token" : "自古", "start_offset" : 0, "end_offset" : 2, "type" : "CN_WORD", "position" : 0 }, { "token" : "刀", "start_offset" : 2, "end_offset" : 3, "type" : "CN_WORD", "position" : 1 }, { "token" : "扇", "start_offset" : 3, "end_offset" : 4, "type" : "CN_WORD", "position" : 2 }, { "token" : "過", "start_offset" : 4, "end_offset" : 5, "type" : "CN_CHAR", "position" : 3 }, { "token" : "背", "start_offset" : 5, "end_offset" : 6, "type" : "CN_WORD", "position" : 4 }, { "token" : "刺", "start_offset" : 6, "end_offset" : 7, "type" : "CN_CHAR", "position" : 5 } ] }
ik_smart
[[email protected] custom]# curl -i -X GET -H 'Content-type:application/json' -d '{"analyzer":"ik_smart","text":"自古刀扇過背刺"}' http://192.168.0.110:9200/_analyze?pretty HTTP/1.1 200 OK Content-Type: application/json; charset=UTF-8 Content-Length: 725 { "tokens" : [ { "token" : "自古", "start_offset" : 0, "end_offset" : 2, "type" : "CN_WORD", "position" : 0 }, { "token" : "刀", "start_offset" : 2, "end_offset" : 3, "type" : "CN_WORD", "position" : 1 }, { "token" : "扇", "start_offset" : 3, "end_offset" : 4, "type" : "CN_WORD", "position" : 2 }, { "token" : "過", "start_offset" : 4, "end_offset" : 5, "type" : "CN_CHAR", "position" : 3 }, { "token" : "背", "start_offset" : 5, "end_offset" : 6, "type" : "CN_WORD", "position" : 4 }, { "token" : "刺", "start_offset" : 6, "end_offset" : 7, "type" : "CN_CHAR", "position" : 5 } ] }
ik_max_word
[[email protected] custom]# curl -i -X GET -H 'Content-type:application/json' -d '{"analyzer":"ik_max_word","text":"自古刀扇過背刺"}' http://192.168.0.110:9200/_analyze?pretty HTTP/1.1 200 OK Content-Type: application/json; charset=UTF-8 Content-Length: 725 { "tokens" : [ { "token" : "自古", "start_offset" : 0, "end_offset" : 2, "type" : "CN_WORD", "position" : 0 }, { "token" : "刀", "start_offset" : 2, "end_offset" : 3, "type" : "CN_WORD", "position" : 1 }, { "token" : "扇", "start_offset" : 3, "end_offset" : 4, "type" : "CN_WORD", "position" : 2 }, { "token" : "過", "start_offset" : 4, "end_offset" : 5, "type" : "CN_CHAR", "position" : 3 }, { "token" : "背", "start_offset" : 5, "end_offset" : 6, "type" : "CN_WORD", "position" : 4 }, { "token" : "刺", "start_offset" : 6, "end_offset" : 7, "type" : "CN_CHAR", "position" : 5 } ] }
2.加入自定義字典
test.dic
刀扇
背刺
teststop.dic
自古
過
/analysis-ik/config/IKAnalyzer.cfg.xml
[[email protected] config]# curl -i -X GET -H 'Content-type:application/json' -d '{"analyzer":"ik","text":"自古刀扇過背刺"}' http://192.168.0.110:9200/_analyze?pretty
HTTP/1.1 200 OK
Content-Type: application/json; charset=UTF-8
Content-Length: 728
{
"tokens" : [ {
"token" : "刀扇",
"start_offset" : 2,
"end_offset" : 4,
"type" : "CN_WORD",
"position" : 0
}, {
"token" : "刀",
"start_offset" : 2,
"end_offset" : 3,
"type" : "CN_WORD",
"position" : 1
}, {
"token" : "扇",
"start_offset" : 3,
"end_offset" : 4,
"type" : "CN_WORD",
"position" : 2
}, {
"token" : "背刺",
"start_offset" : 5,
"end_offset" : 7,
"type" : "CN_WORD",
"position" : 3
}, {
"token" : "背",
"start_offset" : 5,
"end_offset" : 6,
"type" : "CN_WORD",
"position" : 4
}, {
"token" : "刺",
"start_offset" : 6,
"end_offset" : 7,
"type" : "CN_CHAR",
"position" : 5
} ]
}
ik_smart
[[email protected] config]# curl -i -X GET -H 'Content-type:application/json' -d '{"analyzer":"ik_smart","text":"自古刀扇過背刺"}' http://192.168.0.110:9200/_analyze?pretty HTTP/1.1 200 OK
Content-Type: application/json; charset=UTF-8
Content-Length: 260
{
"tokens" : [ {
"token" : "刀扇",
"start_offset" : 2,
"end_offset" : 4,
"type" : "CN_WORD",
"position" : 0
}, {
"token" : "背刺",
"start_offset" : 5,
"end_offset" : 7,
"type" : "CN_WORD",
"position" : 1
} ]
}
ik_max_word
[[email protected] config]# curl -i -X GET -H 'Content-type:application/json' -d '{"analyzer":"ik_max_word","text":"自古刀扇過背刺"}' http://192.168.0.110:9200/_analyze?pretty
HTTP/1.1 200 OK
Content-Type: application/json; charset=UTF-8
Content-Length: 728
{
"tokens" : [ {
"token" : "刀扇",
"start_offset" : 2,
"end_offset" : 4,
"type" : "CN_WORD",
"position" : 0
}, {
"token" : "刀",
"start_offset" : 2,
"end_offset" : 3,
"type" : "CN_WORD",
"position" : 1
}, {
"token" : "扇",
"start_offset" : 3,
"end_offset" : 4,
"type" : "CN_WORD",
"position" : 2
}, {
"token" : "背刺",
"start_offset" : 5,
"end_offset" : 7,
"type" : "CN_WORD",
"position" : 3
}, {
"token" : "背",
"start_offset" : 5,
"end_offset" : 6,
"type" : "CN_WORD",
"position" : 4
}, {
"token" : "刺",
"start_offset" : 6,
"end_offset" : 7,
"type" : "CN_CHAR",
"position" : 5
} ]
}