We conducted a laboratory-based observational study where pairs of people performed
search tasks communicating verbally. Examination of the discourse allowed commonly used …

We describe a static, open-access news corpus using data from the Common Crawl
Foundation, who provide free, publicly available web archives, including a continuous crawl …

One of the most challenging aspects of designing interactive information retrieval (IIR)
experiments with users is the development of search tasks. We describe an evaluation of 20 …

Heavily pre-trained transformers for language modeling, such as BERT, have shown to be
remarkably effective for Information Retrieval (IR) tasks, typically applied to re-rank the …

Conversation is the natural mode for information exchange in daily life, a spoken
conversational interaction for search input and output is a logical format for information …

Recent research on conversational information seeking (CIS) mostly focuses on uni-modal
interactions and information items. This per-spective paper highlights the importance of …

In this paper, we provide an overview of the seventh annual edition of the CLEF eHealth
evaluation lab. CLEF eHealth 2019 continues our evaluation resource building efforts …

Where do queries--the words searchers type into a search box--come from? The Information
Retrieval community understands the performance of queries and search engines …

Information retrieval systems aim to help users satisfy information needs. We argue that the
goal of the person using the system, and the pattern of behavior that they exhibit as they …

We describe the UQV100 test collection, designed to incorporate variability from users.
Information need? backstories? were written for 100 topics (or sub-topics) from the TREC …