In evaluating search systems there is a growing trend to complement the established
effectiveness indicator topical relevance by the usefulness of search results. Usefulness …

This study investigates technology dependence associated with the work-related use of
mobile social networking (MSN) by salespeople. A scale for maladaptive technology …

Measures of user behaviour and user perception have been used to evaluate interactive
information retrieval systems. However, there have been few efforts taken to understand the …

Cranfield-style evaluations standardised Information Retrieval (IR) evaluation practices,
enabling the creation of programmes such as TREC, CLEF, and INEX, and long-term …

Evaluating user engagement with search is a critical aspect of understanding how to assess
and improve information retrieval systems. While standard techniques for measuring user …

Purpose The purpose of this paper is to examine the role of task and user's topic familiarity
in the evaluation of information patch (websites). Design/methodology/approach An …

This paper presents a vision and a plan for task-completion engines that support humans in
solving complex, knowledge-intensive tasks, by providing an integrated environment that …

Search boxes providing simple keyword-based search are insufficient when users have
complex information needs or are unfamiliar with a collection, for example in large digital …

Although there has been a degree of acceptance that information is a core business asset
almost no research has been carried out into the factors that affect the way that information …

Web search is an experience that naturally lends itself to recommendations, including query
suggestions and related entities. In this article, we propose to recommend specific tasks to …