English
Related papers

Related papers: UGround: Towards Unified Visual Grounding with Unr…

200 papers

Neural collapse is a highly symmetric geometric pattern of neural networks that emerges during the terminal phase of training, with profound implications on the generalization performance and robustness of the trained networks. To…

Machine Learning · Computer Science 2022-04-26 Wenlong Ji , Yiping Lu , Yiliang Zhang , Zhun Deng , Weijie J. Su

Unsupervised point cloud segmentation is critical for embodied artificial intelligence and autonomous driving, as it mitigates the prohibitive cost of dense point-level annotations required by fully supervised methods. While integrating 2D…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Yixiao Song , Qingyong Li , Wen Wang , Zhicheng Yan

Effectively adapting powerful pretrained foundation models to diverse tasks remains a key challenge in AI deployment. Current approaches primarily follow two paradigms:discrete optimization of text prompts through prompt engineering, or…

Computation and Language · Computer Science 2025-08-06 Xiaoming Hou , Jiquan Zhang , Zibin Lin , DaCheng Tao , Shengli Zhang

In the current landscape of artificial intelligence, foundation models serve as the bedrock for advancements in both language and vision domains. OpenAI GPT-4 has emerged as the pinnacle in large language models (LLMs), while the computer…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Chris Kelly , Luhui Hu , Cindy Yang , Yu Tian , Deshun Yang , Bang Yang , Zaoshan Huang , Zihao Li , Yuexian Zou

Recent advances in Gaussian Splatting based 3D scene representation have shown two major trends: semantics-oriented approaches that focus on high-level understanding but lack explicit 3D geometry modeling, and structure-oriented approaches…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Yuhang Ming , Chenxin Fang , Xingyuan Yu , Fan Zhang , Weichen Dai , Wanzeng Kong , Guofeng Zhang

Semantic segmentation of large-scale 3D point clouds is crucial for applications such as autonomous driving and urban digital twins. However, the sparse sampling pattern of LiDAR and the view-dependent geometric distortion in image…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Shuai Zhang , Zhecheng Shi , Zhuxiao Li , Jing Ou , Tengxi Wang , Yuan Liu , Wufan Zhao

3D visual grounding aims to identify and localize objects in a 3D space based on textual descriptions. However, existing methods struggle with disentangling targets from anchors in complex multi-anchor queries and resolving inconsistencies…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Ronggang Huang , Haoxin Yang , Yan Cai , Xuemiao Xu , Huaidong Zhang , Shengfeng He

Text-to-image generative models like DALL-E and Stable Diffusion have revolutionized visual content creation across various applications, including advertising, personalized media, and design prototyping. However, crafting effective textual…

Artificial Intelligence · Computer Science 2025-07-22 Donghoon Kim , Minji Bae , Kyuhong Shim , Byonghyo Shim

Recent unified image generation models have achieved remarkable success by employing MLLMs for semantic understanding and diffusion backbones for image generation. However, these models remain fundamentally limited in spatially-aware tasks…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Haiyi Qiu , Kaihang Pan , Jiacheng Li , Juncheng Li , Siliang Tang , Yueting Zhuang

Fine-grained high-resolution remote sensing mapping typically relies on localized visual features, which restricts cross-domain generalizability and often leads to fragmented predictions of large-scale land covers. While global geospatial…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Jienan Lyu , Miao Yang , Jinchen Cai , Yiwen Hu , Guanyi Lu , Junhao Qiu , Runmin Dong

Implicit bias induced by gradient-based algorithms is essential to the generalization of overparameterized models, yet its mechanisms can be subtle. This work leverages the Normalized Steepest Descent} (NSD) framework to investigate how…

Machine Learning · Computer Science 2026-03-25 Shengping Xie , Zekun Wu , Quan Chen , Kaixu Tang

As powerful pre-trained vision-language models (VLMs) like CLIP gain prominence, numerous studies have attempted to combine VLMs for downstream tasks. Among these, prompt learning has been validated as an effective method for adapting to…

Computer Vision and Pattern Recognition · Computer Science 2024-09-19 Yu Du , Tong Niu , Rong Zhao

Recent advancements in multimodal large models have significantly bridged the representation gap between diverse modalities, catalyzing the evolution of video multimodal interpretation, which enhances users' understanding of video content…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Xu Zhang , Jin Yuan , BinHong Yang , Xuan Liu , Qianjun Zhang , Yuyi Wang , Zhiyong Li , Hanwang Zhang

Vision-language foundation models, represented by Contrastive Language-Image Pre-training (CLIP), have gained increasing attention for jointly understanding both vision and textual tasks. However, existing approaches primarily focus on…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Bowen Shi , Peisen Zhao , Zichen Wang , Yuhang Zhang , Yaoming Wang , Jin Li , Wenrui Dai , Junni Zou , Hongkai Xiong , Qi Tian , Xiaopeng Zhang

Ground motion prediction (GMP) models are critical for hazard reduction before, during and after destructive earthquakes. In these three stages, intensity forecasting, early warning and interpolation models are corresponding employed to…

Geophysics · Physics 2024-12-03 Yitian Feng , Weiqiang Zhu , Xinzheng Lu

Video grounding aims to localize the corresponding video moment in an untrimmed video given a language query. Existing methods often address this task in an indirect way, by casting it as a proposal-and-match or fusion-and-detection…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Fengyuan Shi , Weilin Huang , Limin Wang

Existing foundation models, such as CLIP, aim to learn a unified embedding space for multimodal data, enabling a wide range of downstream web-based applications like search, recommendation, and content classification. However, these models…

Machine Learning · Computer Science 2025-04-28 Yufei He , Yuan Sui , Xiaoxin He , Yue Liu , Yifei Sun , Bryan Hooi

Recent studies have highlighted the interplay between diffusion models and representation learning. Intermediate representations from diffusion models can be leveraged for downstream visual tasks, while self-supervised vision models can…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Xiangxiang Chu , Renda Li , Yong Wang

Current visual grounding models are either based on a Multimodal Large Language Model (MLLM) that performs auto-regressive decoding, which is slow and risks hallucinations, or on re-aligning an LLM with vision features to learn new special…

Computer Vision and Pattern Recognition · Computer Science 2025-12-15 Weitai Kang , Jason Kuen , Mengwei Ren , Zijun Wei , Yan Yan , Kangning Liu

Visual grounding aims to ground an image region through natural language, which heavily relies on cross-modal alignment. Most existing methods transfer visual/linguistic knowledge separately by fully fine-tuning uni-modal pre-trained…

Computer Vision and Pattern Recognition · Computer Science 2025-03-03 Liangtao Shi , Ting Liu , Xiantao Hu , Yue Hu , Quanjun Yin , Richang Hong