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 …

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 …

As online shop** becomes increasingly popular, users perform more product search to
purchase items. Previous studies have investigated people's online shop** behaviours …

Search engines often provide featured snippets, which are boxed and placed above other
results with the aim of directly answering user queries. To learn about how users judge the …

Intelligent assistants are increasingly being used on smart speaker devices, such as
Amazon Echo, Google Home, Apple Homepod, and Harmon Kardon Invoke with Cortana …

Purpose Good abandonment behavior refers to users obtaining direct answers via search
engine results pages (SERPs) without clicking any search result, which occurs commonly in …

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

The growing popularity of mobile search and the advancement in voice recognition
technologies have opened the door for web search users to speak their queries rather than …

Web search heavily relies on click-through behavior as an essential feedback signal for
performance evaluation and improvement. Traditionally, click is usually treated as a positive …

The rapid development of Large Language Models (LLMs) has led to a surge in applications
that facilitate collaboration among multiple agents, assisting humans in their daily tasks …