Lei Han

2025

Provoking critical thinking: Using counter-arguments in online discussion summarisation.

Shangqian Li|Lei Han|Gianluca Demartini

Information Processing and Management 2025 Volume 62 Issue 6

2024

On the Impact of Showing Evidence from Peers in Crowdsourced Truthfulness Assessments.

Jiechen Xu|Lei Han|Shazia Sadiq|Gianluca Demartini

ACM Transactions on Information Systems (TOIS) 2024 Volume 42 Issue 3

How Good are LLMs in Generating Personalized Advertisements?

Elyas Meguellati|Lei Han|Abraham Bernstein|Shazia Sadiq|Gianluca Demartini

Companion Proceedings of the ACM on Web Conference 2024, WWW 2024, Singapore, Singapore, May 13-17, 2024

2023

On the role of human and machine metadata in relevance judgment tasks.

Jiechen Xu|Lei Han|Shazia Sadiq|Gianluca Demartini

Information Processing and Management 2023 Volume 60 Issue 2

A Data-Driven Analysis of Behaviors in Data Curation Processes.

Lei Han|Tianwa Chen|Gianluca Demartini|Marta Indulska|Shazia Sadiq

ACM Transactions on Information Systems (TOIS) 2023 Volume 41 Issue 3

On the Impact of Data Quality on Image Classification Fairness.

Aki Barry|Lei Han|Gianluca Demartini

Proceedings of the 46th International ACM SIGIR Conference on Research and Development in Information Retrieval, SIGIR 2023, Taipei, Taiwan, July 23-27, 2023

Human-in-the-loop Regular Expression Extraction for Single Column Format Inconsistency.

Shaochen Yu|Lei Han|Marta Indulska|Shazia Sadiq|Gianluca Demartini

Proceedings of the ACM Web Conference 2023, WWW 2023, Austin, TX, USA, 30 April 2023 - 4 May 2023

2022

Does Evidence from Peers Help Crowd Workers in Assessing Truthfulness?

Jiechen Xu|Lei Han|Shaoyang Fan|Shazia Sadiq|Gianluca Demartini

Companion of The Web Conference 2022, Virtual Event / Lyon, France, April 25 - 29, 2022

2021

An Analysis of the Australian Political Discourse in Sponsored Social Media Content.

Lei Han|Rudra Sawant|Shaoyang Fan|Glenn Kefford|Gianluca Demartini

ADCS '21: Australasian Document Computing Symposium, Virtual Event, Australia, 9 December 2021

2020

Modelling User Behavior Dynamics with Embeddings.

Lei Han|Alessandro Checco|Djellel Eddine Difallah|Gianluca Demartini|Shazia Sadiq

CIKM '20: The 29th ACM International Conference on Information and Knowledge Management, Virtual Event, Ireland, October 19-23, 2020

On Understanding Data Worker Interaction Behaviors.

Lei Han|Tianwa Chen|Gianluca Demartini|Marta Indulska|Shazia Sadiq

Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020

When the Human is in the Loop: Cost, Effort and Behavior.

Proceedings of the 43rd International ACM SIGIR conference on research and development in Information Retrieval, SIGIR 2020, Virtual Event, China, July 25-30, 2020

Crowd Worker Strategies in Relevance Judgment Tasks.

Lei Han|Eddy Maddalena|Alessandro Checco|Cristina Sarasua|Ujwal Gadiraju|Kevin Roitero|Gianluca Demartini

WSDM '20: The Thirteenth ACM International Conference on Web Search and Data Mining, Houston, TX, USA, February 3-7, 2020

2019

On Transforming Relevance Scales.

Lei Han|Kevin Roitero|Eddy Maddalena|Stefano Mizzaro|Gianluca Demartini

Proceedings of the 28th ACM International Conference on Information and Knowledge Management, CIKM 2019, Beijing, China, November 3-7, 2019.

All Those Wasted Hours: On Task Abandonment in Crowdsourcing.

Lei Han|Kevin Roitero|Ujwal Gadiraju|Cristina Sarasua|Alessandro Checco|Eddy Maddalena|Gianluca Demartini

Proceedings of the Twelfth ACM International Conference on Web Search and Data Mining, WSDM 2019, Melbourne, VIC, Australia, February 11-15, 2019

2018

API Caveat Explorer - Surfacing Negative Usages from Practice: An API-oriented Interactive Exploratory Search System for Programmers.

Jing Li|Aixin Sun|Zhenchang Xing|Lei Han

The 41st International ACM SIGIR Conference on Research & Development in Information Retrieval, SIGIR 2018, Ann Arbor, MI, USA, July 08-12, 2018