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Large language models (LLMs) demonstrate exceptional capabilities in various scenarios. However, they suffer from much redundant information and are sensitive to the position of key information in long context scenarios. To address these…

Computation and Language · Computer Science 2025-02-11 Jiwei Tang , Jin Xu , Tingwei Lu , Zhicheng Zhang , Yiming Zhao , Lin Hai , Hai-Tao Zheng

Vision-language models (VLMs) have achieved impressive performance on multimodal reasoning tasks such as visual question answering, image captioning and so on, but their inference cost remains a significant challenge due to the large number…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Weichen Zhang , Zhui Zhu , Ningbo Li , Shilong Tao , Kebin Liu , Yunhao Liu

Visual token compression is critical for Large Vision-Language Models (LVLMs) to efficiently process high-resolution inputs. Existing methods that typically adopt fixed compression ratios cannot adapt to scenes of varying complexity, often…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Quan-Sheng Zeng , Yunheng Li , Qilong Wang , Peng-Tao Jiang , Zuxuan Wu , Ming-Ming Cheng , Qibin Hou

Large language models (LLMs) often struggle to accurately read and comprehend extremely long texts. Current methods for improvement typically rely on splitting long contexts into fixed-length chunks. However, fixed truncation risks…

Computation and Language · Computer Science 2025-06-04 Boheng Sheng , Jiacheng Yao , Meicong Zhang , Guoxiu He

Large language models (LLMs) excel across diverse natural language processing tasks but face resource demands and limited context windows. Although techniques like pruning, quantization, and token dropping can mitigate these issues, their…

Computation and Language · Computer Science 2025-08-04 Ammar Ahmed , Sheng Di , Franck Cappello , Zirui Liu , Jingoo Han , Ali Anwar

As the computational needs of Large Vision-Language Models (LVLMs) increase, visual token pruning has proven effective in improving inference speed and memory efficiency. Traditional pruning methods in LVLMs predominantly focus on attention…

Computer Vision and Pattern Recognition · Computer Science 2025-03-12 Bozhi Luan , Wengang Zhou , Hao Feng , Zhe Wang , Xiaosong Li , Houqiang Li

While RAG demonstrates remarkable capabilities in LLM applications, its effectiveness is hindered by the ever-increasing length of retrieved contexts, which introduces information redundancy and substantial computational overhead. Existing…

Computation and Language · Computer Science 2025-10-28 Yixiong Fang , Tianran Sun , Yuling Shi , Xiaodong Gu

With the rising popularity of Transformer-based large language models (LLMs), reducing their high inference costs has become a significant research focus. One effective approach is to compress the long input contexts. Existing methods…

Computation and Language · Computer Science 2024-11-06 Xiangfeng Wang , Zaiyi Chen , Zheyong Xie , Tong Xu , Yongyi He , Enhong Chen

Large Language Models (LLMs) have demonstrated remarkable performance across a wide range of natural language processing tasks. However, they are often distracted by irrelevant or noisy context in input sequences that degrades output…

Latent Diffusion Models (LDMs) have emerged as powerful generative models, known for delivering remarkable results under constrained computational resources. However, deploying LDMs on resource-limited devices remains a complex issue,…

Machine Learning · Computer Science 2024-04-19 Thibault Castells , Hyoung-Kyu Song , Bo-Kyeong Kim , Shinkook Choi

When performing tasks like automatic speech recognition or spoken language understanding for a given utterance, access to preceding text or audio provides contextual information can improve performance. Considering the recent advances in…

Computation and Language · Computer Science 2023-12-18 Suwon Shon , Kwangyoun Kim , Prashant Sridhar , Yi-Te Hsu , Shinji Watanabe , Karen Livescu

Large Language Models (LLMs) increasingly operate over long-form dialogues with frequent topic shifts. While recent LLMs support extended context windows, efficient management of dialogue history in practice is needed due to inference cost…

Computation and Language · Computer Science 2026-04-10 Nayoung Choi , Jonathan Zhang , Jinho D. Choi

Vision-Language Models (VLMs) have recently demonstrated remarkable capabilities in visual understanding and reasoning, but they also impose significant computational burdens due to long visual sequence inputs. Recent works address this…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Rinyoichi Takezoe , Yaqian Li , Zihao Bo , Anzhou Hou , Mo Guang , Kaiwen Long

The quadratic complexity of self-attention constrains Large Language Models (LLMs) in processing long contexts, a capability essential for many advanced applications. Context compression aims to alleviate this computational bottleneck while…

Computation and Language · Computer Science 2025-12-05 Yangning Li , Shaoshen Chen , Yinghui Li , Yankai Chen , Hai-Tao Zheng , Hui Wang , Wenhao Jiang , Philip S. Yu

Large Language Models (LLMs) have shown immense potential in enhancing various aspects of our daily lives, from conversational AI to search and AI assistants. However, their growing capabilities come at the cost of extremely large model…

Machine Learning · Computer Science 2025-02-27 Yingyu Liang , Jiangxuan Long , Zhenmei Shi , Zhao Song , Yufa Zhou

We surely enjoy the larger the better models for their superior performance in the last couple of years when both the hardware and software support the birth of such extremely huge models. The applied fields include text mining and others.…

Computation and Language · Computer Science 2024-06-04 Hanjuan Huang , Hao-Jia Song , Hsing-Kuo Pao

Transformer models have revolutionized natural language processing with their unparalleled ability to grasp complex contextual relationships. However, the vast number of parameters in these models has raised concerns regarding computational…

Machine Learning · Computer Science 2023-10-10 Sia Gholami , Marwan Omar

Large Vision-Language Models (LVLMs) rely on dense visual tokens to capture fine-grained visual information, but processing all these tokens incurs substantial computational and memory overhead during inference. To address this issue, we…

Machine Learning · Computer Science 2026-03-24 Xu Li , Yi Zheng , Yuxuan Liang , Zhe Liu , Xiaolei Chen , Haotian Chen , Rui Zhu , Xiangyang Xue

Large Language Models (LLMs) face significant challenges in long-context processing, including quadratic computational costs, information forgetting, and the context fragmentation inherent in retrieval-augmented generation (RAG). We propose…

Computation and Language · Computer Science 2026-02-10 Zhuoen Chen , Dongfang Li , Meishan Zhang , Baotian Hu , Min Zhang

Attention-based architectures trained on internet-scale language data have demonstrated state of the art reasoning ability for various language-based tasks, such as logic problems and textual reasoning. Additionally, these Large Language…

Robotics · Computer Science 2025-08-22 Mark Van der Merwe , Devesh Jha