问句：今天济南下雨吗？

对话模板：“RAIN”，包含两个词槽，一个特征词

“user_locale”，必须匹配：否，包含词汇“济南”

“user_time”，必须匹配：否，包含词汇“今天”

“kw_weather”，必须匹配：是，包含词汇“天气”

遇到问题：

词槽confidence接近100的情况下，机器人依然会反问。

请问如何调整词槽匹配的阈值，使confidence较高的词直接匹配，无需反问。

对话截图及JSON如下：

{
"begin": 0,
"confidence": 99.776931762695,
"father_idx": -1,
"length": 2,
"name": "user_time",
"need_clarify": false,
"normalized_word": "",
"original_word": "今天",
"word_type": ""
},
{
"begin": 2,
"confidence": 99.78426361084,
"father_idx": -1,
"length": 2,
"name": "user_locale",
"need_clarify": false,
"normalized_word": "",
"original_word": "济南",
"word_type": ""
}

查看JSON及完整内容

{
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"response": {
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