English
Related papers

Related papers: Hierarchical Memorization in Large Language Models…

200 papers

Large Language Models (LLMs) have benefited enormously from scaling, yet these gains are bounded by five fundamental limitations: (1) hallucination, (2) context compression, (3) reasoning degradation, (4) retrieval fragility, and (5)…

Large Language Models (LLMs) have demonstrated remarkable capabilities across a wide range of tasks, yet they also exhibit memorization of their training data. This phenomenon raises critical questions about model behavior, privacy risks,…

Machine Learning · Computer Science 2025-12-15 Alexander Xiong , Xuandong Zhao , Aneesh Pappu , Dawn Song

Large Language Models offer impressive language capabilities but suffer from well-known limitations, including hallucinations, biases, privacy concerns, and high computational costs. These issues are largely driven by the combination of…

Computation and Language · Computer Science 2025-09-03 Jaime Collado-Montañez , L. Alfonso Ureña-López , Arturo Montejo-Ráez

Scientific reasoning rarely stops at what is directly observable; it often requires uncovering hidden structure from data. From estimating reaction constants in chemistry to inferring demand elasticities in economics, this latent structure…

Artificial Intelligence · Computer Science 2026-05-01 Chaemin Jang , Woojin Park , Hyeok Yun , Dongman Lee , Jihee Kim

Large language models (LLMs) bring unprecedented flexibility in defining and executing complex, creative natural language generation (NLG) tasks. Yet, this flexibility brings new challenges, as it introduces new degrees of freedom in…

Computation and Language · Computer Science 2024-07-08 Furkan Şahinuç , Ilia Kuznetsov , Yufang Hou , Iryna Gurevych

Past literature has illustrated that language models (LMs) often memorize parts of training instances and reproduce them in natural language generation (NLG) processes. However, it is unclear to what extent LMs "reuse" a training corpus.…

Computation and Language · Computer Science 2023-02-15 Jooyoung Lee , Thai Le , Jinghui Chen , Dongwon Lee

Large language models (LLMs) have recently demonstrated exceptional code generation capabilities. However, there is a growing debate whether LLMs are mostly doing memorization (i.e., replicating or reusing large parts of their training…

Artificial Intelligence · Computer Science 2025-10-01 Lizhe Zhang , Wentao Chen , Li Zhong , Letian Peng , Zilong Wang , Jingbo Shang

Large language models (LLMs) can struggle to memorize factual knowledge in their parameters, often leading to hallucinations and poor performance on knowledge-intensive tasks. In this paper, we formalize fact memorization from an…

Computation and Language · Computer Science 2026-04-10 Jiayuan Ye , Vitaly Feldman , Kunal Talwar

Large Language Models (LLMs) store an extensive amount of factual knowledge obtained from vast collections of text. To effectively utilize these models for downstream tasks, it is crucial to have reliable methods for measuring their…

Computation and Language · Computer Science 2023-06-13 Pouya Pezeshkpour

To enhance the quality of generated stories, recent story generation models have been investigating the utilization of higher-level attributes like plots or commonsense knowledge. The application of prompt-based learning with large language…

Computation and Language · Computer Science 2023-07-25 Zhuohan Xie , Trevor Cohn , Jey Han Lau

Language models (LMs) have been shown to memorize a great deal of factual knowledge contained in their training data. But when an LM generates an assertion, it is often difficult to determine where it learned this information and whether it…

Computation and Language · Computer Science 2022-10-26 Ekin Akyürek , Tolga Bolukbasi , Frederick Liu , Binbin Xiong , Ian Tenney , Jacob Andreas , Kelvin Guu

Large language models (LLMs) suffer from forgetting of upstream knowledge when fine-tuned. Despite efforts on mitigating forgetting, few have investigated how forgotten upstream examples are dependent on newly learned tasks. Insights on…

Machine Learning · Computer Science 2025-12-09 Xisen Jin , Xiang Ren

The fluency and creativity of large pre-trained language models (LLMs) have led to their widespread use, sometimes even as a replacement for traditional search engines. Yet language models are prone to making convincing but factually…

Computation and Language · Computer Science 2023-11-15 Katherine Tian , Eric Mitchell , Huaxiu Yao , Christopher D. Manning , Chelsea Finn

Large language models (LLMs) have been proven capable of memorizing their training data, which can be extracted through specifically designed prompts. As the scale of datasets continues to grow, privacy risks arising from memorization have…

Computation and Language · Computer Science 2023-11-07 Zhenhong Zhou , Jiuyang Xiang , Chaomeng Chen , Sen Su

Recent advances in Large Language Models (LLMs) have exhibited remarkable proficiency across various tasks. Given the potent applications of LLMs in numerous fields, there has been a surge in LLM development. In developing LLMs, a common…

Computation and Language · Computer Science 2024-01-09 Chen-An Li , Hung-Yi Lee

Despite the recent observation that large language models (LLMs) can store substantial factual knowledge, there is a limited understanding of the mechanisms of how they acquire factual knowledge through pretraining. This work addresses this…

Computation and Language · Computer Science 2024-11-13 Hoyeon Chang , Jinho Park , Seonghyeon Ye , Sohee Yang , Youngkyung Seo , Du-Seong Chang , Minjoon Seo

Large language models (LLMs) sometimes fail to respond appropriately to deterministic tasks -- such as counting or forming acronyms -- because the implicit prior distribution they have learned over sequences of tokens influences their…

Computation and Language · Computer Science 2025-04-18 Liyi Zhang , Veniamin Veselovsky , R. Thomas McCoy , Thomas L. Griffiths

Large Language Models (LLMs) frequently memorize long sequences verbatim, often with serious legal and privacy implications. Much prior work has studied such verbatim memorization using observational data. To complement such work, we…

Computation and Language · Computer Science 2024-07-26 Jing Huang , Diyi Yang , Christopher Potts

Citation text plays a pivotal role in elucidating the connection between scientific documents, demanding an in-depth comprehension of the cited paper. Constructing citations is often time-consuming, requiring researchers to delve into…

Computation and Language · Computer Science 2024-04-23 Avinash Anand , Kritarth Prasad , Ujjwal Goel , Mohit Gupta , Naman Lal , Astha Verma , Rajiv Ratn Shah

Memorization in large language models (LLMs) is a growing concern. LLMs have been shown to easily reproduce parts of their training data, including copyrighted work. This is an important problem to solve, as it may violate existing…

Computation and Language · Computer Science 2024-11-19 Felix B Mueller , Rebekka Görge , Anna K Bernzen , Janna C Pirk , Maximilian Poretschkin