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相关论文: Understanding the RoPE Extensions of Long-Context …

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Test-time scaling offers a promising path to improve LLM reasoning by utilizing more compute at inference time; however, the true promise of this paradigm lies in extrapolation (i.e., improvement in performance on hard problems as LLMs keep…

Large Multimodal Models (LMMs) have demonstrated impressive performance in short video understanding tasks but face great challenges when applied to long video understanding. In contrast, Large Language Models (LLMs) exhibit outstanding…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Hongchen Wei , Zhenzhong Chen

Transformer-based Large Language Models (LLMs) struggle with inputs exceeding their training context window due to positional out-of-distribution (O.O.D.) issues that disrupt attention. Existing solutions, including fine-tuning and…

计算与语言 · 计算机科学 2025-06-02 Yan Li , Tianyi Zhang , Zechuan Li , Soyeon Caren Han

Recent advances in large language models (LLMs) have enhanced their ability to process long input contexts. This development is particularly crucial for tasks that involve retrieving knowledge from an external datastore, which can result in…

计算与语言 · 计算机科学 2024-04-03 Zheng Zhang , Fan Yang , Ziyan Jiang , Zheng Chen , Zhengyang Zhao , Chengyuan Ma , Liang Zhao , Yang Liu

Extending the context window support of large language models (LLMs) is crucial for tasks with long-distance dependencies. RoPE-based interpolation and extrapolation methods, such as linear scaling and frequency-aware schemes, enable longer…

机器学习 · 计算机科学 2025-10-02 Ye Qiao , Haocheng Xu , Xiaofan Zhang , Sitao Huang

Large language models (LLMs) acquire extensive prior knowledge through large-scale pretraining and can be further enhanced via supervised fine-tuning (SFT) or reinforcement learning (RL)-based post-training. A growing body of evidence has…

机器学习 · 计算机科学 2026-01-28 Honglin Zhang , Qianyue Hao , Fengli Xu , Yong Li

This paper introduces a novel approach to position embeddings in transformer models, named "Exact Positional Embeddings" (ExPE). An absolute positional embedding method that can extrapolate to sequences of lengths longer than the ones it…

计算与语言 · 计算机科学 2025-10-06 Aleksis Datseris , Sylvia Vassileva , Ivan Koychev , Svetla Boytcheva

Recent Large Vision Language Models (LVLMs) present remarkable zero-shot conversational and reasoning capabilities given multimodal queries. Nevertheless, they suffer from object hallucination, a phenomenon where LVLMs are prone to generate…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Yun Xing , Yiheng Li , Ivan Laptev , Shijian Lu

Tensor Attention extends traditional attention mechanisms by capturing high-order correlations across multiple modalities, addressing the limitations of classical matrix-based attention. Meanwhile, Rotary Position Embedding…

机器学习 · 计算机科学 2024-12-25 Xiaoyu Li , Yingyu Liang , Zhenmei Shi , Zhao Song , Mingda Wan

Large language models (LLMs) have achieved substantial progress in processing long contexts but still struggle with long-context reasoning. Existing approaches typically involve fine-tuning LLMs with synthetic data, which depends on…

计算与语言 · 计算机科学 2024-11-14 Siheng Li , Cheng Yang , Zesen Cheng , Lemao Liu , Mo Yu , Yujiu Yang , Wai Lam

Given the high computational cost of preference alignment training of large language models (LLMs), exploring efficient methods to reduce the training overhead remains an important and compelling research problem. Motivated by the…

机器学习 · 计算机科学 2025-06-02 Chujie Zheng , Ziqi Wang , Heng Ji , Minlie Huang , Nanyun Peng

Preventing the performance decay of Transformers on inputs longer than those used for training has been an important challenge in extending the context length of these models. Though the Transformer architecture has fundamentally no limits…

The performance of relation extraction models has increased considerably with the rise of neural networks. However, a key issue of neural relation extraction is robustness: the models do not scale well to long sentences with multiple…

计算与语言 · 计算机科学 2021-04-23 Heike Adel , Jannik Strötgen

An important aspect subtending language understanding and production is the ability to independently encode positional and symbolic information of the words within a sentence. In Transformers, positional information is typically encoded…

In this position paper we raise critical awareness of a realistic view of LLM capabilities that eschews extreme alternative views that LLMs are either 'stochastic parrots' or in possession of 'emergent' advanced reasoning capabilities,…

计算与语言 · 计算机科学 2025-09-23 Harish Tayyar Madabushi , Melissa Torgbi , Claire Bonial

While Transformer language models (LMs) are state-of-the-art for information extraction, long text introduces computational challenges requiring suboptimal preprocessing steps or alternative model architectures. Sparse attention LMs can…

计算与语言 · 计算机科学 2022-12-01 Joel Stremmel , Brian L. Hill , Jeffrey Hertzberg , Jaime Murillo , Llewelyn Allotey , Eran Halperin

Pretraining on a large-scale corpus has become a standard method to build general language models (LMs). Adapting a model to new data distributions targeting different downstream tasks poses significant challenges. Naive fine-tuning may…

计算与语言 · 计算机科学 2023-05-23 Wuyang Chen , Yanqi Zhou , Nan Du , Yanping Huang , James Laudon , Zhifeng Chen , Claire Cu

The context window of large language models (LLMs) has been extended significantly in recent years. However, while the context length that the LLM can process has grown, the capability of the model to accurately reason over that context…

计算与语言 · 计算机科学 2024-10-07 Huayang Li , Pat Verga , Priyanka Sen , Bowen Yang , Vijay Viswanathan , Patrick Lewis , Taro Watanabe , Yixuan Su

Relative Positional Encoding (RPE), which encodes the relative distance between any pair of tokens, is one of the most successful modifications to the original Transformer. As far as we know, theoretical understanding of the RPE-based…

机器学习 · 计算机科学 2022-10-31 Shengjie Luo , Shanda Li , Shuxin Zheng , Tie-Yan Liu , Liwei Wang , Di He

Existing studies have introduced method-based reasoning and scope extension as approaches to enhance Large Language Model (LLM) performance beyond direct matrix mappings. Building on these foundations, this paper summarizes and integrates…

人工智能 · 计算机科学 2025-10-14 Hong Su