Leveraging Online Olympiad-Level Math Problems for LLMs Training and Contamination-Resistant Evaluation

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Autori principali: Mahdavi, Sadegh, Li, Muchen, Liu, Kaiwen, Thrampoulidis, Christos, Sigal, Leonid, Liao, Renjie
Natura: Preprint
Pubblicazione: 2025
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author Mahdavi, Sadegh
Li, Muchen
Liu, Kaiwen
Thrampoulidis, Christos
Sigal, Leonid
Liao, Renjie
author_facet Mahdavi, Sadegh
Li, Muchen
Liu, Kaiwen
Thrampoulidis, Christos
Sigal, Leonid
Liao, Renjie
contents Advances in Large Language Models (LLMs) have sparked interest in their ability to solve Olympiad-level math problems. However, the training and evaluation of these models are constrained by the limited size and quality of available datasets, as creating large-scale data for such advanced problems requires extensive effort from human experts. In addition, current benchmarks are prone to contamination, leading to unreliable evaluations. In this paper, we present an automated pipeline that leverages the rich resources of the Art of Problem Solving (AoPS) forum, which predominantly features Olympiad-level problems and community-driven solutions. Using open-source LLMs, we develop a method to extract question-answer pairs from the forum, resulting in AoPS-Instruct, a dataset of more than 600,000 high-quality QA pairs. Our experiments demonstrate that fine-tuning LLMs on AoPS-Instruct improves their reasoning abilities across various benchmarks. Moreover, we build an automatic pipeline that introduces LiveAoPSBench, an evolving evaluation set with timestamps, derived from the latest forum data, providing a contamination-resistant benchmark for assessing LLM performance. Notably, we observe a significant decline in LLM performance over time, suggesting their success on older examples may stem from pre-training exposure rather than true reasoning ability. Our work presents a scalable approach to creating and maintaining large-scale, high-quality datasets for advanced math reasoning, offering valuable insights into the capabilities and limitations of LLMs in this domain. Our benchmark and code is available at https://github.com/DSL-Lab/aops
format Preprint
id arxiv_https___arxiv_org_abs_2501_14275
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Leveraging Online Olympiad-Level Math Problems for LLMs Training and Contamination-Resistant Evaluation
Mahdavi, Sadegh
Li, Muchen
Liu, Kaiwen
Thrampoulidis, Christos
Sigal, Leonid
Liao, Renjie
Computation and Language
Artificial Intelligence
Machine Learning
Advances in Large Language Models (LLMs) have sparked interest in their ability to solve Olympiad-level math problems. However, the training and evaluation of these models are constrained by the limited size and quality of available datasets, as creating large-scale data for such advanced problems requires extensive effort from human experts. In addition, current benchmarks are prone to contamination, leading to unreliable evaluations. In this paper, we present an automated pipeline that leverages the rich resources of the Art of Problem Solving (AoPS) forum, which predominantly features Olympiad-level problems and community-driven solutions. Using open-source LLMs, we develop a method to extract question-answer pairs from the forum, resulting in AoPS-Instruct, a dataset of more than 600,000 high-quality QA pairs. Our experiments demonstrate that fine-tuning LLMs on AoPS-Instruct improves their reasoning abilities across various benchmarks. Moreover, we build an automatic pipeline that introduces LiveAoPSBench, an evolving evaluation set with timestamps, derived from the latest forum data, providing a contamination-resistant benchmark for assessing LLM performance. Notably, we observe a significant decline in LLM performance over time, suggesting their success on older examples may stem from pre-training exposure rather than true reasoning ability. Our work presents a scalable approach to creating and maintaining large-scale, high-quality datasets for advanced math reasoning, offering valuable insights into the capabilities and limitations of LLMs in this domain. Our benchmark and code is available at https://github.com/DSL-Lab/aops
title Leveraging Online Olympiad-Level Math Problems for LLMs Training and Contamination-Resistant Evaluation
topic Computation and Language
Artificial Intelligence
Machine Learning
url https://arxiv.org/abs/2501.14275