activity
20152023
most citedAuditing Search Engines for Differential Satisfaction Across Demographics

70 citations · 220 across the 14 of their papers we have counts for

collaborators

18 papers

cs.IR20231 cited

Best-Case Retrieval Evaluation: Improving the Sensitivity of Reciprocal Rank with Lexicographic Precision

Fernando Diaz

Across a variety of ranking tasks, researchers use reciprocal rank to measure the effectiveness for users interested in exactly one relevant item. Despite its widespread use, evide…

cs.IR20221 cited

Retrieval Augmentation for T5 Re-ranker using External Sources

Kai Hui, Tao Chen, Zhen Qin +4

Retrieval augmentation has shown promising improvements in different tasks. However, whether such augmentation can assist a large language model based re-ranker remains unclear. We…

cs.LG202251 cited

Retrieval-Enhanced Machine Learning

Hamed Zamani, Fernando Diaz, Mostafa Dehghani +2

Although information access systems have long supported people in accomplishing a wide range of tasks, we propose broadening the scope of users of information access systems to inc…

cs.IR2022

Offline Retrieval Evaluation Without Evaluation Metrics

Fernando Diaz, Andres Ferraro

Offline evaluation of information retrieval and recommendation has traditionally focused on distilling the quality of a ranking into a scalar metric such as average precision or no…

cs.IR2021

Estimation of Fair Ranking Metrics with Incomplete Judgments

Ömer Kırnap, Fernando Diaz, Asia Biega +3

There is increasing attention to evaluating the fairness of search system ranking decisions. These metrics often consider the membership of items to particular groups, often identi…

cs.IR20217 cited

Overview of the TREC 2020 Fair Ranking Track

Asia J. Biega, Fernando Diaz, Michael D. Ekstrand +2

This paper provides an overview of the NIST TREC 2020 Fair Ranking track. For 2020, we again adopted an academic search task, where we have a corpus of academic article abstracts a…