Is Word Error Rate a Good Indicator for Spoken Language Understanding Accuracy

@inproceedings{Wang2003IsWE,
  title={Is Word Error Rate a Good Indicator for Spoken Language Understanding Accuracy},
  author={Ye-Yi Wang and Alex Acero},
  year={2003}
}
It is a conventional wisdom in the speech community that better speech recognition accuracy is a good indicator for better spoken language understanding accuracy, given a fixed understanding component. The findings in this work reveal that this is not always the case. More important than word error rate reduction, the language model for recognition should be trained to match the optimization objective for understanding. In this work, we applied a spoken language understanding model as the… CONTINUE READING
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