CLEF 2024 - CheckThat! Lab

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Checkworthiness, Subjectivity, Persuasion, Roles, Authorities and Adversarial Robustness

Lab programme

The poster session will occur between CheckThat’s oral sessions 2 and 3 (that is CLEF’s Poster session 3). All papers that have not been selected for a talk are entitled to get presented in poster format. In the programme we include those confirmed by the participants so far (as of Sept. 3rd).

Plenary talk overview: Tuesday 10th September

Time Speaker Title
09:00 Julia M. Struß CheckThat! Lab Overview [paper]

Oral session 1: Tuesday 10th September, 16:40 to 18:10 (Chair: TBD)

Time Task Title
16:40 Introduction to the CheckThat! Lab [paper]
17:25 1 FactFinder at CheckThat! 2024: Refining Check-worthy Statement Detection with LLMs through Data Pruning [paper]
17:40 1 TurQUaz at CheckThat! 2024: A Hybrid Approach of Fine-Tuning and In-Context Learning for Check-Worthiness Estimation [paper]
17:55 1 IAI group at CheckThat! 2024: Transformer models and data augmentation for checkworthy claim detection [paper]
                         

Oral session 2: Wednesday11th September, 14:00 to 15:30 (Chair: J.M. Struß)

Time Task Title
14:00 2 HYBRINFOX at CheckThat! 2024 - Task 2: Enriching BERT Models with the Expert System VAGO for Subjectivity Detection [paper]
14:15 2 Nullpointer at CheckThat! 2024: Identifying Subjectivity from Multilingual Text Sequence [paper]
14:30 2 SSN-NLP at CheckThat! 2024: From Feature-based Algorithms to Transformers: A Study on Detecting Subjectivity [paper]
14:45 5 DEFAULT at CheckThat! 2024: Retrieval Augmented Classification using Differentiable Top-K Operator for Rumor Verification based on Evidence from Authorities [paper]
15:00 5 SEUPD@CLEF: Team Axolotl on Rumor Verification using Evidence from Authorities [paper]
15:15 5 AuthEv-LKolb at CheckThat! 2024: A Two-Stage Approach To Evidence-Based Social Media Claim Verification [paper]
                             

Poster session 3: Wednesday 11th September, 15:30-16:30

We only have one poster session for CheckThat!, which is CLEF’s session 3.

Task Title
1 HYBRINFOX at CheckThat! 2024 - Task 1: Enhancing Language Models with Structured Information for Check-Worthiness Estimation [paper]
1 OpenFact at CheckThat! 2024: Cross-Lingual Transfer Learning for Check-Worthiness Detection [paper]
1 SINAI at CheckThat! 2024: Transformer-based approaches for Check-Worthiness Classification [paper]
2 JK_PCIC_UNAM at CheckThat! 2024: Analysis of Subjectivity in News Sentences Using Transformers-Based Models [paper]
6 SINAI at CheckThat! 2024: Stealthy character-level adversarial attacks using homoglyphs and search, iterative [paper]
6 TurQUaz at CheckThat! 2024: Creating Adversarial Examples using Genetic Algorithm [paper]
            

Oral session 3: Wednesday 11th September, 16:30 to 18:00 (Chair: P. Przybyła)

Time Task Title
16:30 3 UniBO at CheckThat! 2024: Multi-lingual and Multi-label Persuasion Technique Detection in News with Data Augmentation and Sequence-Token Classifiers [paper]
16:45 6 OpenFact at CheckThat! 2024: Combining multiple attack methods for effective adversarial text generation [paper]
17:00 6 TextTrojaners at CheckThat! 2024: Robustness of credibility assessment with adversarial examples through beamattack [paper]
17:15 6 MMU NLP at CheckThat! 2024: Homoglyphs are Adversarial Attacks [paper]
17:30 Invited talk. Salim Hafid. Claims and Sources in Scientific Web Discourse (SciWeb)
17:45 Closing discussion
                                                

Best of labs plenary: Thursday 12th September

Time Title
16:00 Under-sampling strategies for better transformer-based classifications models. M. Sawinski, K. Węcel, E. Księżniak [paper]
                       

Tasks

  • Task 1 Check-worthiness estimation
  • Task 2 Subjectivity
  • Task 3 Persuasion Techniques
  • Task 4 Detecting hero, villain, and victim from memes
  • Task 5 Rumor Verification using Evidence from Authorities
  • Task 6 Robustness of Credibility Assessment with Adversarial Examples

Registration

This iteration of the CheckThat! lab is over. Registering is not possible anymore.

Important Dates

  • November 2023: Lab registration opens
  • January 2024: Release of the training materials
  • 22 April 2024: Lab registration closes
  • 29 April 2024: Beginning of the evaluation cycle (test sets release)
  • 6 May 2024 (23:59 AOE): End of the evaluation cycle (run submission)
  • 31 May 2024: Deadline for the submission of working notes
  • 10 June 2024: Submission of Condensed Lab Overviews [LNCS]
  • 21 June 2024: Camera Ready Copy of Condensed Lab Overviews [LNCS] due
  • 24 June 2024: Notification of acceptance of working notes
  • 8 July 2024: Deadline for submission of camera-ready working notes
  • 22-26 July 2024: Preview of working notes
  • 9-12 September 2024: CLEF 2024 Conference in Grenoble, France

Proceedings

The overall CheckThat! overview paper is available in the LNCS 14959 volume. The task-specific overview papers are available on CEUR: Task 1, Task 2, Task 3, Task 5, and Task 6. The participant working notes are available on CEUR.

Recent Updates

  • 10 Sep, 2024: The CheckThat! 2024 wokshop is happening in Grenoble.
  • 2 Sep, 2024: The programme for the workshop is ready.
  • 31 May, 2024: deadline to submit participant papers.
  • 20 May, 2024: the results for Task 3 have been published.
  • 13 May, 2024: the results for Task 5 and Task 6 have been published.
  • 10 May, 2024: the results for Task 1 and Task 2 have been published.
  • 30 April, 2024: The test sets have been released. We are entering the test stage!

Organisers

PC chairs

  • Julia Maria Struß, University of Applied Sciences Potsdam, Germany
  • Fatima Haouari, Qatar University, Qatar
  • Tamer Elsayed, Qatar University, Qatar

Communication chair

  • Firoj Alam, Qatar Computing Research Institute, HBKU, Qatar

Citations

All papers from the 2024 edition are now published. We include the ECIR 2024 lab introduction paper, the general lab overview CLEF 2024 LNCS paper, and the task-specific overview CEUR papers.

The bib entries are ready for them all, and they are included below and in this
bib file.

ECIR 2024

Barrón-Cedeño, A. et al. (2024). The CLEF-2024 CheckThat! Lab: Check-Worthiness, Subjectivity, Persuasion, Roles, Authorities, and Adversarial Robustness. In: Goharian, N., et al. Advances in Information Retrieval. ECIR 2024. Lecture Notes in Computer Science, vol 14612. Springer, Cham. https://doi.org/10.1007/978-3-031-56069-9_62

@InProceedings{10.1007/978-3-031-56069-9_62,
    author="Barr{\'o}n-Cede{\~{n}}o, Alberto
        and Alam, Firoj
        and Chakraborty, Tanmoy
        and Elsayed, Tamer
        and Nakov, Preslav
        and Przyby{\l}a, Piotr
        and Stru{\ss}, Julia Maria
        and Haouari, Fatima
        and Hasanain, Maram
        and Ruggeri, Federico
        and Song, Xingyi
        and Suwaileh, Reem",
    editor="Goharian, Nazli and Tonellotto, Nicola and He, Yulan and Lipani, Aldo and McDonald, Graham and Macdonald, Craig and Ounis, Iadh",
    title="The CLEF-2024 CheckThat! Lab: Check-Worthiness, Subjectivity,
Persuasion, Roles, Authorities, and Adversarial Robustness",
    booktitle="Advances in Information Retrieval",
    year="2024",
    publisher="Springer Nature Switzerland",
    address="Cham",
    pages="449--458",
    isbn="978-3-031-56069-9"
}

CLEF 2024 LNCS Overview paper

@InProceedings{clef-checkthat:2024-lncs,
	author="Barr{\'o}n-Cede{\~{n}}o, Alberto
		and Alam, Firoj
        and Stru{\ss}, Julia Maria
        and Nakov, Preslav
        and Chakraborty, Tanmoy
        and Elsayed, Tamer
        and Przybyła, Piotr
		and Caselli, Tommaso
		and Da San Martino, Giovanni
		and Haouari, Fatima
        and Li, Chengkai
        and Piskorski, Jakub
		and Ruggeri, Federico
		and Song, Xingyi
    and Suwaileh, Reem",
	title="Overview of the {CLEF}-2024 {CheckThat! Lab}: Check-Worthiness, Subjectivity, Persuasion, Roles,
Authorities and Adversarial Robustness",
	editor="Goeuriot, Lorraine
        and Mulhem, Philippe
        and Quénot, Georges
        and Schwab, Didier
        and Soulier, Laure
        and Di Nunzio, Giorgio Maria
        and Galuščáková, Petra
        and García Seco de Herrera, Alba
        and Faggioli, Guglielmo
        and Ferro, Nicola",
	booktitle="Experimental IR Meets Multilinguality, Multimodality, and Interaction.
Proceedings of the Fifteenth International Conference of the CLEF Association (CLEF 2024)",
	year="2024"
}

CLEF 2024 CEUR papers

Here you find the task-specific papers. They all cross-ref to include information about the volume:

@proceedings{clef2024-workingnotes,
    editor = "Faggioli, Guglielmo and Ferro, Nicola and Galuščáková, Petra and {García Seco de Herrera}, Alba",
    title = "Working Notes of CLEF 2024 - Conference and Labs of the Evaluation Forum",
    booktitle = "Working Notes of CLEF 2024 - Conference and Labs of the Evaluation Forum",
    series = "CLEF~2024",
    address = "Grenoble, France",
    year = 2024
}

Task 1 overview paper

CEUR proceedings paper

@InProceedings{clef-checkthat:2024:task1,
author = {
    Hasanain, Maram
    and Suwaileh, Reem
    and Weering, Sanne
    and Li, Chengkai
    and Caselli, Tommaso
    and Zaghouani, Wajdi
    and Barr\'{o}n-Cede\~{n}o, Alberto
    and Nakov, Preslav
    and Alam, Firoj},
    title = "Overview of the {CLEF}-2024 {CheckThat}! Lab Task 1 on Check-Worthiness Estimation of Multigenre Content",
    crossref = "clef2024-workingnotes"
}

Task 2 overview paper

CEUR proceedings paper

@InProceedings{clef-checkthat:2024:task2,
  author = {Stru\ss, Julia Maria
    and Ruggeri, Federico
    and Barr\'on-Cede\~no, Alberto
    and Alam, Firoj
    and Dimitrov, Dimitar
    and Galassi, Andrea
    and Pachov, Georgi
    and Koychev, Ivan
    and Nakov, Preslav
    and Siegel, Melanie
    and Wiegand, Michael
    and Hasanain, Maram
    and Suwaileh, Reem
    and Zaghouani, Wajdi},
  title = {Overview of the {CLEF}-2024 {CheckThat}! Lab Task 2 on Subjectivity in News Articles},
  crossref = {clef2024-workingnotes}
}

Task 3 overview paper

CEUR proceedings paper

@inproceedings{clef-checkthat:2024:task3,
  title={Overview of the {CLEF-2024 CheckThat!} Lab Task 3 on Persuasion Techniques},
  author={
    Piskorski, Jakub
    and Stefanovitch, Nicolas
    and Alam, Firoj
    and Campos, Ricardo
    and Dimitrov, Dimitar
    and Jorge, Al{\'\i}pio
    and Pollak, Senja
    and Ribin, Nikolay
    and Fijav{\v{z}}, Zoran
    and Hasanain, Maram
    and Guimar{\~a}es, Nuno
    and Pacheco, Ana Filipa
    and Sartori, Elisa
    and Silvano, Purifica{\c{c}}{\~a}o
    and Zwitter, Ana Vitez
    and Koychev, Ivan
    and Yu, Nana
    and Nakov, Preslav
    and Da San Martino, Giovanni},
  crossref = {clef2024-workingnotes}
}

Task 4 overview paper

No paper for Task 4 is going to be produced, since it did not attract participants. If you want to learn about it, refer to the LNCS paper of the 2024 edition (which should get published in September 2024).

Task 5 overview paper

CEUR proceedings paper

@InProceedings{clef-checkthat:2024:task5,
author = {
    Haouari, Fatima
    and Elsayed, Tamer
    and Suwaileh, Reem},
    title = "Overview of the {CLEF-2024} {C}heck{T}hat! {L}ab {T}ask 5 on {R}umor {V}erification using {E}vidence from {A}uthorities",
    crossref = "clef2024-workingnotes"
}

Task 6 overview paper

CEUR proceedings paper

@InProceedings{clef-checkthat:2024:task6,
author = {
    Przyby{\l}a, Piotr
    and Wu, Ben
    and Shvets, Alexander
    and Mu, Yida
    and Sheang, Kim Cheng
    and Song, Xingyi
    and Saggion, Horacio},
    title = "Overview of the {CLEF}-2024 {CheckThat}! Lab Task 6 on Robustness of Credibility Assessment with Adversarial Examples (InCrediblAE)",
    crossref = "clef2024-workingnotes"
}

CLEF 2024

This edition of the CheckThat! lab is held within CLEF 2024, part of the CLEF initiative.