Modern information retrieval (IR) systems exhibit user dynamics through interactivity. These
dynamic aspects of IR, including changes found in data, users, and systems, are …

Web users often issue a series of related queries, which form a search session, to fulfill
complicated information needs. Query aggregation utilizes and combines multiple queries …

Existing research on web search has mainly focused on the optimization and evaluation of
single queries. However, in some complex search tasks, users usually need to interact with …

Complicated search such as making a travel plan usually requires more than one search
queries. A user interacts with a search engine for multiple iterations, which we call a session …

隐式相关反馈常被用于提升检索系统的性能, 目前大部分工作集中在研究隐式正反馈.
该文同时考虑隐式正负反馈, 将查询会话中被点击网页前的未被点击网页作为隐式负反馈信息 …

Abstract Information retrieval (IR) is an important research area that studies how to find the
most useful information to satisfy users' needs. Typical IR applications include search …