Detecting Data Contamination in LLMs via In-Context Learning

arXiv — cs.CLMonday, November 3, 2025 at 5:00:00 AM
A new method called CoDeC has been introduced to effectively detect and quantify training data contamination in large language models. This is significant because it helps differentiate between data that models have memorized and new data, which can enhance the reliability of AI systems. By understanding how in-context learning influences model performance, researchers can improve the accuracy of these models, ensuring they perform better on unseen datasets.
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