Analysis of Query Reformulation Types on Different Search Tasks
Chang Liu, Jacek Gwizdka, Nicholas J. Belkin · Illinois Digital Environment for Access to Learning and Scholarship (University of Illinois at Urbana-Champaign) · 2010
in task-driven experiment, and how it is related to task type and individual differences among users. Our results indicated that Specialization and Word Substitution were the two most frequent query reformulation types. In addition, the type of search task had a significant effect on the type of query reformulation.