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Rasa NLU for Chinese, a fork from RasaHQ/rasa_nlu.

Please refer to newest instructions at official Rasa NLU document

Files you should have:

  • data/total_word_feature_extractor_zh.dat

Trained from Chinese corpus by MITIE wordrep tools (takes 2-3 days for training)

For training, please build the MITIE Wordrep Tool. Note that Chinese corpus should be tokenized first before feeding into the tool for training. Close-domain corpus that best matches user case works best.

A trained model from Chinese Wikipedia Dump and Baidu Baike can be downloaded from 中文Blog.

  • data/examples/rasa/demo-rasa_zh.json

Should add as much examples as possible.

Usage:

  1. Clone this project, and run
python setup.py install 
  1. Modify configuration.

    Currently for Chinese we have two pipelines:

    Use MITIE+Jieba (sample_configs/config_jieba_mitie.yml):

language: "zh" pipeline: - name: "nlp_mitie" model: "data/total_word_feature_extractor_zh.dat" - name: "tokenizer_jieba" - name: "ner_mitie" - name: "ner_synonyms" - name: "intent_entity_featurizer_regex" - name: "intent_classifier_mitie"

RECOMMENDED: Use MITIE+Jieba+sklearn (sample_configs/config_jieba_mitie_sklearn.yml):

language: "zh" pipeline: - name: "nlp_mitie" model: "data/total_word_feature_extractor_zh.dat" - name: "tokenizer_jieba" - name: "ner_mitie" - name: "ner_synonyms" - name: "intent_entity_featurizer_regex" - name: "intent_featurizer_mitie" - name: "intent_classifier_sklearn"
  1. (Optional) Use Jieba User Defined Dictionary or Switch Jieba Default Dictionoary:

    You can put in file path or directory path as the "user_dicts" value. (sample_configs/config_jieba_mitie_sklearn_plus_dict_path.yml)

language: "zh" pipeline: - name: "nlp_mitie" model: "data/total_word_feature_extractor_zh.dat" - name: "tokenizer_jieba" default_dict: "./default_dict.big" user_dicts: "./jieba_userdict" # user_dicts: "./jieba_userdict/jieba_userdict.txt" - name: "ner_mitie" - name: "ner_synonyms" - name: "intent_entity_featurizer_regex" - name: "intent_featurizer_mitie" - name: "intent_classifier_sklearn"
  1. Train model by running:

    If you specify your project name in configure file, this will save your model at /models/your_project_name.

    Otherwise, your model will be saved at /models/default

python -m rasa_nlu.train -c sample_configs/config_jieba_mitie_sklearn.yml --data data/examples/rasa/demo-rasa_zh.json --path models 
  1. Run the rasa_nlu server:
python -m rasa_nlu.server -c sample_configs/config_jieba_mitie_sklearn.yml --path models 
  1. Open a new terminal and now you can curl results from the server, for example:
$ curl -XPOST localhost:5000/parse -d '{"q":"我发烧了该吃什么药?", "project": "rasa_nlu_test", "model": "model_20170921-170911"}' | python -mjson.tool % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 652 0 552 100 100 157 28 0:00:03 0:00:03 --:--:-- 157 { "entities": [ { "end": 3, "entity": "disease", "extractor": "ner_mitie", "start": 1, "value": "发烧" } ], "intent": { "confidence": 0.5397186422631861, "name": "medical" }, "intent_ranking": [ { "confidence": 0.5397186422631861, "name": "medical" }, { "confidence": 0.16206323981749196, "name": "restaurant_search" }, { "confidence": 0.1212448457737397, "name": "affirm" }, { "confidence": 0.10333600028547868, "name": "goodbye" }, { "confidence": 0.07363727186010374, "name": "greet" } ], "text": "我发烧了该吃什么药?" } 

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Turn Chinese natural language into structured data 中文自然语言理解

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