Category-specific models for ranking effective paraphrases in community Question Answering

作者：

Highlights：

• Subjective and objective nature of cQA questions affect selection of past answers.

• Information learned from category-specific paraphrases improves ranking for cQA.

• Experiments with big data from Yahoo! Answers and Yahoo! Search logs.

• We conduct experiments on fine-grained question categories from Yahoo! Answers.

摘要

•Subjective and objective nature of cQA questions affect selection of past answers.•Information learned from category-specific paraphrases improves ranking for cQA.•Experiments with big data from Yahoo! Answers and Yahoo! Search logs.•We conduct experiments on fine-grained question categories from Yahoo! Answers.

论文关键词：Community-based Question Answering,Learning to rank,Question paraphrases,Question categories

论文评审过程：Available online 14 February 2014.

论文官网地址：https://doi.org/10.1016/j.eswa.2014.02.004