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Despite impressive advancements in Visual-Language Models (VLMs) for multi-modal tasks, their reliance on RGB inputs limits precise spatial understanding. Existing methods for integrating spatial cues, such as point clouds or depth, either…

Computer Vision and Pattern Recognition · Computer Science 2025-10-27 Yang Liu , Ming Ma , Xiaomin Yu , Pengxiang Ding , Han Zhao , Mingyang Sun , Siteng Huang , Donglin Wang

A high-performance image compression algorithm is crucial for real-time information transmission across numerous fields. Despite rapid progress in image compression, computational inefficiency and poor redundancy modeling still pose…

Computer Vision and Pattern Recognition · Computer Science 2025-08-25 Fanhu Zeng , Hao Tang , Yihua Shao , Siyu Chen , Ling Shao , Yan Wang

Semantic segmentation in videos has been a focal point of recent research. However, existing models encounter challenges when faced with unfamiliar categories. To address this, we introduce the Open Vocabulary Video Semantic Segmentation…

Multimedia · Computer Science 2024-12-13 Xinhao Li , Yun Liu , Guolei Sun , Min Wu , Le Zhang , Ce Zhu

Temporal modeling remains a fundamental challenge in video understanding, particularly as sequence lengths scale. Traditional video models relying on dense spatiotemporal attention suffer from quadratic computational costs for long videos.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Lingjie Zeng , Hailun Zhang , Xiwen Wang , Qijun Zhao

Video semantic segmentation (VSS) plays a vital role in understanding the temporal evolution of scenes. Traditional methods often segment videos frame-by-frame or in a short temporal window, leading to limited temporal context, redundant…

Image and Video Processing · Electrical Eng. & Systems 2025-03-28 Syed Ariff Syed Hesham , Yun Liu , Guolei Sun , Henghui Ding , Jing Yang , Ender Konukoglu , Xue Geng , Xudong Jiang

This paper tackles the problem of real-time semantic segmentation of high definition videos using a hybrid GPU / CPU approach. We propose an Efficient Video Segmentation(EVS) pipeline that combines: (i) On the CPU, a very fast optical flow…

Computer Vision and Pattern Recognition · Computer Science 2019-12-30 Matthieu Paul , Christoph Mayer , Luc Van Gool , Radu Timofte

Today, state-of-the-art deep neural networks that process event-camera data first convert a temporal window of events into dense, grid-like input representations. As such, they exhibit poor generalizability when deployed at higher inference…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Nikola Zubić , Mathias Gehrig , Davide Scaramuzza

We introduce the first zero-shot approach for Video Semantic Segmentation (VSS) based on pre-trained diffusion models. A growing research direction attempts to employ diffusion models to perform downstream vision tasks by exploiting their…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Qian Wang , Abdelrahman Eldesokey , Mohit Mendiratta , Fangneng Zhan , Adam Kortylewski , Christian Theobalt , Peter Wonka

As a critical clue of video super-resolution (VSR), inter-frame alignment significantly impacts overall performance. However, accurate pixel-level alignment is a challenging task due to the intricate motion interweaving in the video. In…

Computer Vision and Pattern Recognition · Computer Science 2024-01-22 Qi Tang , Yao Zhao , Meiqin Liu , Jian Jin , Chao Yao

The integration of RGB and thermal data can significantly improve semantic segmentation performance in wild environments for field robots. Nevertheless, multi-source data processing (e.g. Transformer-based approaches) imposes significant…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Xiaodong Guo , Zi'ang Lin , Luwen Hu , Zhihong Deng , Tong Liu , Wujie Zhou

Continually learning to segment more and more types of image regions is a desired capability for many intelligent systems. However, such continual semantic segmentation suffers from the same catastrophic forgetting issue as in continual…

Computer Vision and Pattern Recognition · Computer Science 2023-02-14 Yiqiao Qiu , Yixing Shen , Zhuohao Sun , Yanchong Zheng , Xiaobin Chang , Weishi Zheng , Ruixuan Wang

Pretrained vision-language models (VLMs), such as CLIP, have shown remarkable potential in few-shot image classification and led to numerous effective transfer learning strategies. These methods leverage the pretrained knowledge of VLMs to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Dexia Chen , Qianjie Zhu , Weibing Li , Yue Yu , Tong Zhang , Ruixuan Wang

Surgical phase recognition (SPR) is crucial for applications in workflow optimization, performance evaluation, and real-time intervention guidance. However, current deep learning models often struggle with fragmented predictions, failing to…

Image and Video Processing · Electrical Eng. & Systems 2025-03-04 Hao Ding , Zhongpai Gao , Benjamin Planche , Tianyu Luan , Abhishek Sharma , Meng Zheng , Ange Lou , Terrence Chen , Mathias Unberath , Ziyan Wu

Video reasoning segmentation (VRS) endeavors to delineate referred objects in videos guided by implicit instructions that encapsulate human intent and temporal logic. Previous approaches leverage large vision language models (LVLMs) to…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Sitong Gong , Lu Zhang , Yunzhi Zhuge , Xu Jia , Pingping Zhang , Huchuan Lu

Few-shot semantic segmentation (FSS) aims to segment objects of unseen classes in query images with only a few annotated support images. Existing FSS algorithms typically focus on mining category representations from the single-view support…

Computer Vision and Pattern Recognition · Computer Science 2023-09-29 Qinglong Cao , Yuntian Chen , Chao Ma , Xiaokang Yang

Continual Semantic Segmentation (CSS) seeks to incrementally learn to segment novel classes while preserving knowledge of previously encountered ones. Recent advancements in CSS have been largely driven by the adoption of Pre-trained Vision…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Duzhen Zhang , Yong Ren , Wei Cong , Junhao Zheng , Qiaoyi Su , Shuncheng Jia , Zhong-Zhi Li , Xuanle Zhao , Ye Bai , Feilong Chen , Qi Tian , Tielin Zhang

Recently, pre-trained state space models have shown great potential for video classification, which sequentially compresses visual tokens in videos with linear complexity, thereby improving the processing efficiency of video data while…

Computer Vision and Pattern Recognition · Computer Science 2025-10-15 Jiahuan Zhou , Kai Zhu , Zhenyu Cui , Zichen Liu , Xu Zou , Gang Hua

Semantic segmentation is a core task in computer vision with applications in biomedical imaging, remote sensing, and autonomous driving. While standard loss functions such as cross-entropy and Dice loss perform well in general cases, they…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Renhao Lu

Weakly supervised semantic segmentation (WSSS) trains dense pixel-level segmentation models from partial or coarse annotations such as bounding boxes, scribbles, or image-level tags. While recent work leverages foundation models such as the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Stefano Colamonaco , Andrei-Bogdan Florea , Jaron Maene

Weakly supervised semantic segmentation (WSSS) aims to produce pixel-wise class predictions with only image-level labels for training. To this end, previous methods adopt the common pipeline: they generate pseudo masks from class activation…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Sungpil Kho , Pilhyeon Lee , Wonyoung Lee , Minsong Ki , Hyeran Byun