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Shaden Shaar

7 accepted papers

2026

MovieRecapsQA: A Multimodal Open-Ended Video Question-Answering Benchmark

CVPR 2026

Understanding real-world videos such as movies requires integrating visual and dialogue cues. Yet existing VideoQA benchmarks struggle to capture this multimodal reasoning and, given the difficulty of evaluating free-form answers, largely resort to simple multiple choice questions. We introduce a no

Cited by 0SourceScholar
2022

A Survey on Multimodal Disinformation Detection

COLING 2022main

Recent years have witnessed the proliferation of offensive content online such as fake news, propaganda, misinformation, and disinformation. While initially this was mostly about textual content, over time images and videos gained popularity, as they are much easier to consume, attract more attentio…

Cited by 156SourcePDFScholar
2022

Assisting the Human Fact-Checkers: Detecting All Previously Fact-Checked Claims in a Document

EMNLP 2022finding

Given the recent proliferation of false claims online, there has been a lot of manual fact-checking effort. As this is very time-consuming, human fact-checkers can benefit from tools that can support them and make them more efficient. Here, we focus on building a system that could provide such suppo…

2022

The Role of Context in Detecting Previously Fact-Checked Claims

NAACL 2022findings

Recent years have seen the proliferation of disinformation and fake news online. Traditional approaches to mitigate these issues is to use manual or automatic fact-checking. Recently, another approach has emerged: checking whether the input claim has previously been fact-checked, which can be done a…

2021

Automated Fact-Checking for Assisting Human Fact-Checkers

IJCAI 2021poster

The reporting and the analysis of current events around the globe has expanded from professional, editor-lead journalism all the way to citizen journalism. Nowadays, politicians and other key players enjoy direct access to their audiences through social media, bypassing the filters of official cable…

Cited by 281SourcePDFScholar
2021

Detecting Propaganda Techniques in Memes

ACL 2021long

Propaganda can be defined as a form of communication that aims to influence the opinions or the actions of people towards a specific goal; this is achieved by means of well-defined rhetorical and psychological devices. Propaganda, in the form we know it today, can be dated back to the beginning of t…

2021

Fighting the COVID-19 Infodemic: Modeling the Perspective of Journalists, Fact-Checkers, Social Media Platforms, Policy Makers, and the Society

EMNLP 2021finding

With the emergence of the COVID-19 pandemic, the political and the medical aspects of disinformation merged as the problem got elevated to a whole new level to become the first global infodemic. Fighting this infodemic has been declared one of the most important focus areas of the World Health Organ…