Cited by 70Topic ModelingNatural Language Processing TechniquesAdversarial Robustness in Machine Learning

Leak, Cheat, Repeat: Data Contamination and Evaluation Malpractices in Closed-Source LLMs

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Balloccu, Simone, Schmidtová, Patrícia, Lango, Mateusz, Dusek, Ondrej·2024·Proceedings of the 18th Conference of the European Chapter of the Association for Computational Linguistics (Volume 1: Long Papers)

Abstract

Simone Balloccu, Patrícia Schmidtová, Mateusz Lango, Ondrej Dusek. Proceedings of the 18th Conference of the European Chapter of the Association for Computational Linguistics (Volume 1: Long Papers). 2024.

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Crossref · 10.18653/v1/2024.eacl-long.5

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  • The Chain-of-Thought Hub benchmark used final answer accuracy as a proxy for reasoning capability without considering the correctness of intermediate steps, potentially failing to differentiate genuine reasoning from technical optimization.

    “Chain-of-Thought Hub [40]: The study used final answer accuracy as a proxy for reasoning capability without considering the correctness of intermediate steps, potentially failing to differentiate genuine reasoning from technical optimization.”
  • Chain-of-Thought Hub included bilingual reasoning in English and Simplified Chinese (erroneously labeling them as 'Chinese' without differentiation with Traditional Chinese), but did not address linguistic differences and embedded logics across different languages beyond this.

    “The benchmark study did not acknowledge this inadequacy or make attempts to address it.”
  • Chain-of-Thought Hub integrated diverse benchmarks for evaluating LLM reasoning, but did not address implementation inconsistencies, focusing instead on model performance comparison.

    “The study integrated diverse benchmarks (e.g., GSM8k, MATH, MMLU) for evaluating LLM reasoning, but did not address implementation inconsistencies, focusing instead on model performance comparison.There was no mention of efforts to standardize benchmark execution or address potential inconsistencies across different research teams.”
  • Chain-of-Thought Hub aimed to evaluate LLMs' reasoning capabilities but did not specifically address slow test iteration time; it required evaluating new models across multiple complex reasoning tasks, likely extending the evaluation period significantly.

    “The study introduced the Chain-of-Thought Hub, which aimed to evaluate LLMs' reasoning capabilities, but did not specifically address the slow test iteration time.This benchmark required evaluating new models across multiple complex reasoning tasks, which likely extended the evaluation period significantly, similar to the slow iteration time observed in benchmarks like BIG-bench and HELM.However,”
  • Chain-of-Thought Hub introduced a suite of reasoning benchmarks to measure LLM reasoning capabilities without addressing the intricacy of crafting prompts that accurately assess these capabilities without bias, and did not specifically mention attempts to address prompt engineering.

    “The study introduced the Chain-of-Thought Hub to measure reasoning capabilities of LLMs using a suite of reasoning benchmarks without addressing the intricacy of crafting prompts that accurately assess these capabilities without bias, which was crucial for fair evaluation.”

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Cited by

Sorted by citations

Authors
Balloccu, S., Schmidtová, P., Lango, M., & Dusek, O.
Affiliations
Charles University (CZ)
Venue
Proceedings of the 18th Conference of the European Chapter of the Association for Computational Linguistics (Volume 1: Long Papers)
Published
2024
Pages
67-93
OpenAlex
W4411630291
Cited by
70
References
0
Citations by year
2026: 32 · 2025: 28 · 2024: 10
FWCI
20.69
Type
conference paper
Language
en
Open access
Licence
cc-by
Locations
Conference of the European Chapter of the Association for Computational Linguistics (publishedVersion, cc-by)
Funders
  • Univerzita Karlova v Praze
  • HORIZON EUROPE European Research Council (101039303)
Topics
  • Physical Sciences › Computer Science › Artificial Intelligence › Topic Modeling
  • Physical Sciences › Computer Science › Artificial Intelligence › Natural Language Processing Techniques
  • Physical Sciences › Computer Science › Artificial Intelligence › Adversarial Robustness in Machine Learning
Keywords
contaminated data, data leakage, benchmarking

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