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Vision-Language Models (VLMs) have demonstrated strong performance across various multimodal tasks, where position encoding plays a vital role in modeling both the sequential structure of textual information and the spatial structure of…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Ruoxiang Huang , Xindian Ma , Rundong Kong , Zhen Yuan , Peng Zhang

Contrastive Vision-Language Models (VLMs) have demonstrated strong zero-shot capabilities. However, their cross-modal alignment remains biased toward English due to limited multilingual multimodal data. Recent multilingual extensions have…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Junwon You , Dasol Kang , Jae-Hun Jung

Existing research of video understanding still struggles to achieve in-depth comprehension and reasoning in complex videos, primarily due to the under-exploration of two key bottlenecks: fine-grained spatial-temporal perceptive…

人工智能 · 计算机科学 2025-01-08 Hao Fei , Shengqiong Wu , Wei Ji , Hanwang Zhang , Meishan Zhang , Mong-Li Lee , Wynne Hsu

Spatio-temporal video grounding (STVG) requires localizing a target object in untrimmed videos both temporally and spatially from natural language descriptions. Despite their strong language understanding, multimodal large language models…

计算机视觉与模式识别 · 计算机科学 2025-11-27 Xin Gu , Haoji Zhang , Qihang Fan , Jingxuan Niu , Zhipeng Zhang , Libo Zhang , Guang Chen , Fan Chen , Longyin Wen , Sijie Zhu

This paper addresses the challenge of train-short-test-long (TSTL) scenarios in Large Language Models (LLMs) equipped with Rotary Position Embedding (RoPE), where models pre-trained on shorter sequences face difficulty with…

计算与语言 · 计算机科学 2024-09-05 Suyuchen Wang , Ivan Kobyzev , Peng Lu , Mehdi Rezagholizadeh , Bang Liu

Modern one-stage video instance segmentation networks suffer from two limitations. First, convolutional features are neither aligned with anchor boxes nor with ground-truth bounding boxes, reducing the mask sensitivity to spatial location.…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Minghan Li , Shuai Li , Lida Li , Lei Zhang

In recent years, the development of Large Language Models (LLMs) has significantly advanced, extending their capabilities to multimodal tasks through Multimodal Large Language Models (MLLMs). However, video understanding remains a…

In this work, we present the Textless Vision-Language Transformer (TVLT), where homogeneous transformer blocks take raw visual and audio inputs for vision-and-language representation learning with minimal modality-specific design, and do…

计算机视觉与模式识别 · 计算机科学 2022-11-03 Zineng Tang , Jaemin Cho , Yixin Nie , Mohit Bansal

Recent advances in vision-language models (VLMs) have enabled powerful multimodal reasoning, but state-of-the-art approaches typically rely on extremely large models with prohibitive computational and memory requirements. This makes their…

计算机视觉与模式识别 · 计算机科学 2025-09-22 Abdarahmane Traore , Éric Hervet , Andy Couturier

Sign Language Production (SLP) aims to generate sign videos corresponding to spoken language sentences, where the conversion of sign Glosses to Poses (G2P) is the key step. Due to the cross-modal semantic gap and the lack of word-action…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Xu Wang , Shengeng Tang , Peipei Song , Shuo Wang , Dan Guo , Richang Hong

We study whether vision-language models (VLMs) can solve relative camera pose estimation (RCPE) from image pairs, a direct test of multi-view spatial reasoning. We cast RCPE as a discrete verbal classification task and introduce…

计算机视觉与模式识别 · 计算机科学 2026-05-01 Ken Deng , Yifu Qiu , Yoni Kasten , Shay B. Cohen , Yftah Ziser

Simultaneous Localization and Mapping (SLAM) has been crucial across various domains, including autonomous driving, mobile robotics, and mixed reality. Dense visual SLAM, leveraging RGB-D camera systems, offers advantages but faces…

计算机视觉与模式识别 · 计算机科学 2025-06-13 Hongbeen Park , Minjeong Park , Giljoo Nam , Jinkyu Kim

Estimating the pose of a moving camera from monocular video is a challenging problem, especially due to the presence of moving objects in dynamic environments, where the performance of existing camera pose estimation methods are susceptible…

计算机视觉与模式识别 · 计算机科学 2022-07-20 Wang Zhao , Shaohui Liu , Hengkai Guo , Wenping Wang , Yong-Jin Liu

This paper presents VideoStreaming, an advanced vision-language large model (VLLM) for video understanding, that capably understands arbitrary-length video with a constant number of video tokens streamingly encoded and adaptively selected.…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Rui Qian , Xiaoyi Dong , Pan Zhang , Yuhang Zang , Shuangrui Ding , Dahua Lin , Jiaqi Wang

Due to the large memory footprint of untrimmed videos, current state-of-the-art video localization methods operate atop precomputed video clip features. These features are extracted from video encoders typically trained for trimmed action…

计算机视觉与模式识别 · 计算机科学 2021-08-18 Humam Alwassel , Silvio Giancola , Bernard Ghanem

Vision-language Models (VLMs) have shown remarkable capabilities in advancing general artificial intelligence, yet the irrational encoding of visual positions persists in inhibiting the models' comprehensive perception performance across…

计算机视觉与模式识别 · 计算机科学 2025-02-13 Zhanpeng Chen , Mingxiao Li , Ziyang Chen , Nan Du , Xiaolong Li , Yuexian Zou

Vision Language Models (VLMs) perform well on standard video tasks but struggle with physics-related reasoning involving motion dynamics and spatial interactions. We present a novel approach to address this gap by translating physical-world…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Xiyang Wu , Zongxia Li , Jihui Jin , Guangyao Shi , Gouthaman KV , Vishnu Raj , Nilotpal Sinha , Jingxi Chen , Fan Du , Dinesh Manocha

Vision-Language Pre-training (VLP) models like CLIP have significantly advanced Remote Sensing Image-Text Retrieval (RSITR). However, existing methods predominantly rely on coarse-grained global alignment, which often overlooks the dense,…

计算机视觉与模式识别 · 计算机科学 2026-01-27 Yifan Li , Shiying Wang , Jianqiang Huang

Fine-grained image classification is a challenging computer vision task where various species share similar visual appearances, resulting in misclassification if merely based on visual clues. Therefore, it is helpful to leverage additional…

计算机视觉与模式识别 · 计算机科学 2022-03-08 Lingfeng Yang , Xiang Li , Renjie Song , Borui Zhao , Juntian Tao , Shihao Zhou , Jiajun Liang , Jian Yang

Despite their simpler information fusion designs compared with Vision Transformers and Convolutional Neural Networks, Vision MLP architectures have demonstrated strong performance and high data efficiency in recent research. However,…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Jonathan Cui , David A. Araujo , Suman Saha , Md. Faisal Kabir