University ’ s repository of research publications and other research outputs A study of document weight smoothness in pseudo relevance feedback Conference Item

@inproceedings{Zhang2016UniversityS,
  title={University ’ s repository of research publications and other research outputs A study of document weight smoothness in pseudo relevance feedback Conference Item},
  author={Peng Zhang and Dawei Song and Xiaochao Zhao and Yuexian Hou},
  year={2016}
}
In pseudo relevance feedback (PRF), the document weight which indicates how important a document is for the PRF model, plays a key role. In this paper, we investigate the smoothness issue of the document weights in PRF. The term smoothness means that the document weights decrease smoothly (i.e. gradually) along the document ranking list, and the weights are… CONTINUE READING