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Accurate skin lesion segmentation is vital for dermoscopic Computer-Aided Diagnosis. However, visual ambiguity and morphological irregularity often defeat spatial modeling, necessitating multi-domain architectures. Existing paradigms…

Image and Video Processing · Electrical Eng. & Systems 2026-05-12 Duwei Dai , Caixia Dong , Guowei Dai , Qingsen Yan , Qin Zhang , Fan Liu , Pengyu Ren , Guangyao Kong , Wei Zeng

Despite the recent advances in unified image segmentation (IS), developing a unified video segmentation (VS) model remains a challenge. This is mainly because generic category-specified VS tasks need to detect all objects and track them…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Minghan Li , Shuai Li , Xindong Zhang , Lei Zhang

Functionality segmentation in 3D scenes requires an agent to ground implicit natural-language instructions into precise masks of fine-grained interactive elements. Existing methods rely on fragmented pipelines that suffer from visual…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Jiaying Lin , Dan Xu

3D visual grounding (3DVG) is a critical task in scene understanding that aims to identify objects in 3D scenes based on text descriptions. However, existing methods rely on separately pre-trained vision and text encoders, resulting in a…

Computer Vision and Pattern Recognition · Computer Science 2025-06-18 Yinuo Zheng , Lipeng Gu , Honghua Chen , Liangliang Nan , Mingqiang Wei

Medical phrase grounding is crucial for identifying relevant regions in medical images based on phrase queries, facilitating accurate image analysis and diagnosis. However, current methods rely on manual extraction of key phrases from…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Ke Zou , Yang Bai , Bo Liu , Yidi Chen , Zhihao Chen , Yang Zhou , Xuedong Yuan , Meng Wang , Xiaojing Shen , Xiaochun Cao , Yih Chung Tham , Huazhu Fu

Visual grounding aims to align visual information of specific regions of images with corresponding natural language expressions. Current visual grounding methods leverage pre-trained visual and language backbones independently to obtain…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Jiaxi Wang , Wenhui Hu , Xueyang Liu , Beihu Wu , Yuting Qiu , YingYing Cai

Joint rendering and deformation of mesh and 3D Gaussian Splatting (3DGS) have significant value as both representa tions offer complementary advantages for graphics applica tions. However, due to differences in representation and ren dering…

Traditional visual grounding methods primarily focus on single-image scenarios with simple textual references. However, extending these methods to real-world scenarios that involve implicit and complex instructions, particularly in…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Sule Bai , Mingxing Li , Yong Liu , Jing Tang , Haoji Zhang , Lei Sun , Xiangxiang Chu , Yansong Tang

Real-world data contains a vast amount of multimodal information, among which vision and language are the two most representative modalities. Moreover, increasingly heavier models, \textit{e}.\textit{g}., Transformers, have attracted the…

Computer Vision and Pattern Recognition · Computer Science 2023-07-03 Dachuan Shi , Chaofan Tao , Ying Jin , Zhendong Yang , Chun Yuan , Jiaqi Wang

Visual Grounding, also known as Referring Expression Comprehension and Phrase Grounding, aims to ground the specific region(s) within the image(s) based on the given expression text. This task simulates the common referential relationships…

Computer Vision and Pattern Recognition · Computer Science 2025-11-12 Linhui Xiao , Xiaoshan Yang , Xiangyuan Lan , Yaowei Wang , Changsheng Xu

Real-world robots localize objects from natural-language instructions while scenes around them keep changing. Yet most of the existing 3D visual grounding (3DVG) method still assumes a reconstructed and up-to-date point cloud, an assumption…

Computer Vision and Pattern Recognition · Computer Science 2025-10-17 Miao Hu , Zhiwei Huang , Tai Wang , Jiangmiao Pang , Dahua Lin , Nanning Zheng , Runsen Xu

We introduce spatially grounded contextual image generation, a controllable image generation task that reframes the conditioning paradigm. Instead of supplying a reference image and a global text prompt through two separate encoders, one…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Jiayun Wang , Yu Wang , Weijie Gan , Zhenting Wang , Wei Wei

Despite the impressive progress on understanding and generating images shown by the recent unified architectures, the integration of 3D tasks remains challenging and largely unexplored. In this paper, we introduce UniUGG, the first unified…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Yueming Xu , Jiahui Zhang , Ze Huang , Yurui Chen , Yanpeng Zhou , Zhenyu Chen , Yu-Jie Yuan , Pengxiang Xia , Guowei Huang , Xinyue Cai , Zhongang Qi , Xingyue Quan , Jianye Hao , Hang Xu , Li Zhang

To break through the limitations of pre-training models on fixed categories, Open-Set Object Detection (OSOD) and Open-Set Segmentation (OSS) have attracted a surge of interest from researchers. Inspired by large language models, mainstream…

Computer Vision and Pattern Recognition · Computer Science 2024-12-17 Jinrong Zhang , Penghui Wang , Chunxiao Liu , Wei Liu , Dian Jin , Qiong Zhang , Erli Meng , Zhengnan Hu

We present Uni-Fusion, a universal continuous mapping framework for surfaces, surface properties (color, infrared, etc.) and more (latent features in CLIP embedding space, etc.). We propose the first universal implicit encoding model that…

Computer Vision and Pattern Recognition · Computer Science 2024-02-06 Yijun Yuan , Andreas Nuechter

Semantic segmentation of crops and weeds is crucial for site-specific farm management; however, most existing methods depend on labor intensive pixel-level annotations. A further challenge arises when models trained on one field (source…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Numair Nadeem , Muhammad Hamza Asad , Saeed Anwar , Abdul Bais

3D visual grounding allows an embodied agent to understand visual information in real-world 3D environments based on human instructions, which is crucial for embodied intelligence. Existing 3D visual grounding methods typically rely on…

Computer Vision and Pattern Recognition · Computer Science 2025-09-05 Fan Li , Zanyi Wang , Zeyi Huang , Guang Dai , Jingdong Wang , Mengmeng Wang

Learning transferable multimodal embeddings for urban environments is challenging because urban understanding is inherently spatial, yet existing datasets and benchmarks lack explicit alignment between street-view images and urban…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Jie Zhang , Xingtong Yu , Yuan Fang , Rudi Stouffs , Zdravko Trivic

Joint RGB-infrared perception is essential for achieving robustness under diverse weather and illumination conditions. Although foundation models excel within single modalities, they suffer from substantial cross-modal degradation, an issue…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Fangyuan Mao , Shuo Wang , Jilin Mei , Shun Lu , Chen Min , Fuyang Liu , Xiaokun Feng , Meiqi Wu , Yu Hu

Algorithm unrolling has emerged as a learning-based optimization paradigm that unfolds truncated iterative algorithms in trainable neural-network optimizers. We introduce Stochastic UnRolled Federated learning (SURF), a method that expands…

Machine Learning · Computer Science 2024-02-08 Samar Hadou , Navid NaderiAlizadeh , Alejandro Ribeiro