Exploring search task difficulty reasons in different task types and user knowledge groups

作者：

Highlights：

• Development of a search task difficulty reason scheme.

• Relationship between task difficulty and task type: common and different reasons across task types.

• Relationship between task difficulty and user knowledge: common and different reasons among different knowledge groups.

• Implications for general and personalized information retrieval system design.

摘要

•Development of a search task difficulty reason scheme.•Relationship between task difficulty and task type: common and different reasons across task types.•Relationship between task difficulty and user knowledge: common and different reasons among different knowledge groups.•Implications for general and personalized information retrieval system design.

论文关键词：Task difficulty reason,Task type,Topic knowledge

论文评审过程：Received 20 May 2014, Revised 20 August 2014, Accepted 5 October 2014, Available online 30 October 2014.

论文官网地址：https://doi.org/10.1016/j.ipm.2014.10.001