Revisiting User Information Needs in Aggregated Search

2nd European Workshop on Human-Computer Interaction and Information Retrieval

Shanu Sushmita ; Martin Halvey ; Robert Villa ; Mounia Lalmas

Others  :  http://ceur-ws.org/Vol-909/paper5.pdf
PID  :  43264

来源: CEUR

【 摘 要 】

Aggregated search interfaces are a common way to present web search results, mixing dierent types of results into one single result page. Although numerous eorts have been made to infer users' information needs in \standard" search, we know little about users' information needs within the con- text of aggregated search. This paper presents the outcomes of a survey of 117 respondents, investigating users' prefer- ences for their type of search result (image, news, video) and their type of information need (informational, naviga- tional and transactional). The survey reveals that users' re- sult preferences dier based on their underlying information needs, suggesting that the taxonomy provided by Broder [1] requires updating to reect user information needs in the context of aggregated search. For instance, respondents in- dicated a preference for diverse results (news and reviews about a particular software product) for navigational and transactional queries rather than a single result (the web