Given the importance of affective touch in human interactions, technology designers are
increasingly attempting to bring this modality to the core of interactive technology. Advances …

There is a rapid growth in the use of voice-controlled intelligent personal assistants on
mobile devices, such as Microsoft's Cortana, Google Now, and Apple's Siri. They …

Intention mining is a promising research area of data mining that aims to determine end-
users' intentions from their past activities stored in the logs, which note users' interaction with …

Online evaluation is one of the most common approaches to measure the effectiveness of an
information retrieval system. It involves fielding the information retrieval system to real users …

Web Search has seen two big changes recently: rapid growth in mobile search traffic, and
an increasing trend towards providing answer-like results for relatively simple information …

Detecting and understanding implicit measures of user satisfaction are essential for
enhancing recommendation quality. When users interact with a recommendation system …

Most click models focus on user behaviors towards a single list. However, with the
development of user interface (UI) design, the layout of displayed items on a result page …

The growing accessibility of mobile devices has substantially reformed the way users access
information. While the reactive search by query remains as common as before, recent years …

Users' click-through behavior is considered as a valuable yet noisy source of implicit
relevance feedback for web search engines. A series of click models have therefore been …

Web search queries for which there are no clicks are referred to as abandoned queries and
are usually considered as leading to user dissatisfaction. However, there are many cases …