English BertForQuestionAnswering Cased model (from Shushant)

Description

Pretrained Question Answering model, adapted from Hugging Face and curated to provide scalability and production-readiness using Spark NLP. biobert-v1.1-biomedicalQuestionAnswering is a English model originally trained by Shushant.

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How to use

documentAssembler = MultiDocumentAssembler() \
    .setInputCols(["question", "context"]) \
    .setOutputCols(["document_question", "document_context"])

spanClassifier = BertForQuestionAnswering.pretrained("bert_qa_biobert_v1.1_biomedicalquestionanswering","en") \
    .setInputCols(["document_question", "document_context"]) \
    .setOutputCol("answer")\
    .setCaseSensitive(True)
    
pipeline = Pipeline(stages=[documentAssembler, spanClassifier])

data = spark.createDataFrame([["What is my name?", "My name is Clara and I live in Berkeley."]]).toDF("question", "context")

result = pipeline.fit(data).transform(data)
val documentAssembler = new MultiDocumentAssembler() 
      .setInputCols(Array("question", "context")) 
      .setOutputCols(Array("document_question", "document_context"))
 
val spanClassifer = BertForQuestionAnswering.pretrained("bert_qa_biobert_v1.1_biomedicalquestionanswering","en") 
    .setInputCols(Array("document", "token")) 
    .setOutputCol("answer")
    .setCaseSensitive(true)

val pipeline = new Pipeline().setStages(Array(documentAssembler, spanClassifier))

val data = Seq("What is my name?", "My name is Clara and I live in Berkeley.").toDF("question", "context")

val result = pipeline.fit(data).transform(data)
import nlu
nlu.load("en.answer_question.biobert.bio_medical.").predict("""What is my name?|||"My name is Clara and I live in Berkeley.""")

Model Information

Model Name: bert_qa_biobert_v1.1_biomedicalquestionanswering
Compatibility: Spark NLP 4.0.0+
License: Open Source
Edition: Official
Input Labels: [document_question, document_context]
Output Labels: [answer]
Language: en
Size: 403.8 MB
Case sensitive: true
Max sentence length: 512

References

  • https://huggingface.co/Shushant/biobert-v1.1-biomedicalQuestionAnswering