Search Results for author: Damiano Spina

Found 17 papers, 11 papers with code

i-Align: an interpretable knowledge graph alignment model

no code implementations26 Aug 2023 Bayu Distiawan Trisedya, Flora D Salim, Jeffrey Chan, Damiano Spina, Falk Scholer, Mark Sanderson

One of the strategies to address this problem is KG alignment, i. e., forming a more complete KG by merging two or more KGs.

Knowledge Graphs

Designing and Evaluating Presentation Strategies for Fact-Checked Content

1 code implementation20 Aug 2023 Danula Hettiachchi, Kaixin Ji, Jenny Kennedy, Anthony McCosker, Flora D. Salim, Mark Sanderson, Falk Scholer, Damiano Spina

We address this research gap by exploring the critical design elements in fact-checking reports and investigating whether credibility and presentation-based design improvements can enhance users' ability to interpret the report accurately.

Fact Checking Misinformation

Mitigating Negative Transfer with Task Awareness for Sexism, Hate Speech, and Toxic Language Detection

1 code implementation7 Jul 2023 Angel Felipe Magnossão de Paula, Paolo Rosso, Damiano Spina

Therefore another solution, based on the sharing of information between tasks, has been developed: Multi-Task Learning (MTL).

Multi-Task Learning

Examining the Impact of Uncontrolled Variables on Physiological Signals in User Studies for Information Processing Activities

no code implementations26 Apr 2023 Kaixin Ji, Damiano Spina, Danula Hettiachchi, Flora Dilys Salim, Falk Scholer

Physiological signals can potentially be applied as objective measures to understand the behavior and engagement of users interacting with information access systems.

Information Retrieval Retrieval

ITTC @ TREC 2021 Clinical Trials Track

no code implementations16 Feb 2022 Thinh Hung Truong, Yulia Otmakhova, Rahmad Mahendra, Timothy Baldwin, Jey Han Lau, Trevor Cohn, Lawrence Cavedon, Damiano Spina, Karin Verspoor

This paper describes the submissions of the Natural Language Processing (NLP) team from the Australian Research Council Industrial Transformation Training Centre (ITTC) for Cognitive Computing in Medical Technologies to the TREC 2021 Clinical Trials Track.

Retrieval

Evaluating Fairness in Argument Retrieval

2 code implementations23 Aug 2021 Sachin Pathiyan Cherumanal, Damiano Spina, Falk Scholer, W. Bruce Croft

In this work, we analyze a range of non-stochastic fairness-aware ranking and diversity metrics to evaluate the extent to which argument stances are fairly exposed in argument retrieval systems.

Argument Retrieval Fairness +1

The Many Dimensions of Truthfulness: Crowdsourcing Misinformation Assessments on a Multidimensional Scale

1 code implementation3 Aug 2021 Michael Soprano, Kevin Roitero, David La Barbera, Davide Ceolin, Damiano Spina, Stefano Mizzaro, Gianluca Demartini

We deploy a set of quality control mechanisms to ensure that the thousands of assessments collected on 180 publicly available fact-checked statements distributed over two datasets are of adequate quality, including a custom search engine used by the crowd workers to find web pages supporting their truthfulness assessments.

Informativeness Misinformation

Can the Crowd Judge Truthfulness? A Longitudinal Study on Recent Misinformation about COVID-19

1 code implementation25 Jul 2021 Kevin Roitero, Michael Soprano, Beatrice Portelli, Massimiliano De Luise, Damiano Spina, Vincenzo Della Mea, Giuseppe Serra, Stefano Mizzaro, Gianluca Demartini

Our results show that: workers are able to detect and objectively categorize online (mis)information related to COVID-19; both crowdsourced and expert judgments can be transformed and aggregated to improve quality; worker background and other signals (e. g., source of information, behavior) impact the quality of the data.

Misinformation

The COVID-19 Infodemic: Can the Crowd Judge Recent Misinformation Objectively?

1 code implementation13 Aug 2020 Kevin Roitero, Michael Soprano, Beatrice Portelli, Damiano Spina, Vincenzo Della Mea, Giuseppe Serra, Stefano Mizzaro, Gianluca Demartini

Misinformation is an ever increasing problem that is difficult to solve for the research community and has a negative impact on the society at large.

Misinformation

Can The Crowd Identify Misinformation Objectively? The Effects of Judgment Scale and Assessor's Background

1 code implementation14 May 2020 Kevin Roitero, Michael Soprano, Shaoyang Fan, Damiano Spina, Stefano Mizzaro, Gianluca Demartini

Truthfulness judgments are a fundamental step in the process of fighting misinformation, as they are crucial to train and evaluate classifiers that automatically distinguish true and false statements.

Misinformation

Towards a Model for Spoken Conversational Search

no code implementations29 Oct 2019 Johanne R. Trippas, Damiano Spina, Paul Thomas, Mark Sanderson, Hideo Joho, Lawrence Cavedon

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 seeking.

Conversational Search

Prosody Modifications for Question-Answering in Voice-Only Settings

2 code implementations11 Jun 2018 Aleksandr Chuklin, Aliaksei Severyn, Johanne Trippas, Enrique Alfonseca, Hanna Silen, Damiano Spina

Many popular form factors of digital assistants---such as Amazon Echo, Apple Homepod, or Google Home---enable the user to hold a conversation with these systems based only on the speech modality.

Informativeness Question Answering

Active Learning for Entity Filtering in Microblog Streams

1 code implementation1 Aug 2015 Damiano Spina, Maria-Hendrike Peetz, Maarten de Rijke

Monitoring the reputation of entities such as companies or brands in microblog streams (e. g., Twitter) starts by selecting mentions that are related to the entity of interest.

Active Learning

Real-Time Classification of Twitter Trends

no code implementations6 Mar 2014 Arkaitz Zubiaga, Damiano Spina, Raquel Martínez, Víctor Fresno

Social media users give rise to social trends as they share about common interests, which can be triggered by different reasons.

Classification General Classification +1

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