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Related papers: UniSeg: A Unified Multi-Modal LiDAR Segmentation N…

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In this technical study, we introduce VFusedSeg3D, an innovative multi-modal fusion system created by the VisionRD team that combines camera and LiDAR data to significantly enhance the accuracy of 3D perception. VFusedSeg3D uses the rich…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Osama Amjad , Ammad Nadeem

We study the use of image-based Vision-Language Models (VLMs) for open-vocabulary segmentation of lidar scans in driving settings. Classically, image semantics can be back-projected onto 3D point clouds. Yet, resulting point labels are…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Nermin Samet , Gilles Puy , Renaud Marlet

LiDAR is an important method for autonomous driving systems to sense the environment. The point clouds obtained by LiDAR typically exhibit sparse and irregular distribution, thus posing great challenges to the detection of 3D objects,…

Computer Vision and Pattern Recognition · Computer Science 2020-10-28 Tai Wang , Xinge Zhu , Dahua Lin

Domain-generalized nuclei segmentation refers to the generalizability of models to unseen domains based on knowledge learned from source domains and is challenged by various image conditions, cell types, and stain strategies. Recently, the…

Image and Video Processing · Electrical Eng. & Systems 2025-07-03 Zhenye Lou , Qing Xu , Zekun Jiang , Xiangjian He , Zhen Chen , Yi Wang , Chenxin Li , Maggie M. He , Wenting Duan

In this paper, we introduce a deep encoder-decoder network, named SalsaNet, for efficient semantic segmentation of 3D LiDAR point clouds. SalsaNet segments the road, i.e. drivable free-space, and vehicles in the scene by employing the…

Computer Vision and Pattern Recognition · Computer Science 2020-05-07 Eren Erdal Aksoy , Saimir Baci , Selcuk Cavdar

Recent success of vision foundation models have shown promising performance for the 2D perception tasks. However, it is difficult to train a 3D foundation network directly due to the limited dataset and it remains under explored whether…

Computer Vision and Pattern Recognition · Computer Science 2025-07-17 Qingdong He , Jinlong Peng , Zhengkai Jiang , Xiaobin Hu , Jiangning Zhang

Recent advancements in multi-modal 3D pre-training methods have shown promising efficacy in learning joint representations of text, images, and point clouds. However, adopting point clouds as 3D representation fails to fully capture the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-28 Haoyuan Li , Yanpeng Zhou , Tao Tang , Jifei Song , Yihan Zeng , Michael Kampffmeyer , Hang Xu , Xiaodan Liang

The universal model emerges as a promising trend for medical image segmentation, paving up the way to build medical imaging large model (MILM). One popular strategy to build universal models is to encode each task as a one-hot vector and…

Computer Vision and Pattern Recognition · Computer Science 2023-04-10 Yiwen Ye , Yutong Xie , Jianpeng Zhang , Ziyang Chen , Yong Xia

Semantic segmentation of aerial point cloud data can be utilised to differentiate which points belong to classes such as ground, buildings, or vegetation. Point clouds generated from aerial sensors mounted to drones or planes can utilise…

Computer Vision and Pattern Recognition · Computer Science 2022-11-30 Matthew Howe , Boris Repasky , Timothy Payne

LiDAR scanning for surveying applications acquire measurements over wide areas and long distances, which produces large-scale 3D point clouds with significant local density variations. While existing 3D semantic segmentation models conduct…

Computer Vision and Pattern Recognition · Computer Science 2023-07-06 Ryan Faulkner , Luke Haub , Simon Ratcliffe , Ian Reid , Tat-Jun Chin

The development of high-resolution remote sensing satellites has provided great convenience for research work related to remote sensing. Segmentation and extraction of specific targets are essential tasks when facing the vast and complex…

Computer Vision and Pattern Recognition · Computer Science 2025-02-11 Jie Zhang , Xubing Yang , Rui Jiang , Wei Shao , Li Zhang

We study an important, yet largely unexplored problem of large-scale cross-modal visual localization by matching ground RGB images to a geo-referenced aerial LIDAR 3D point cloud (rendered as depth images). Prior works were demonstrated on…

Computer Vision and Pattern Recognition · Computer Science 2020-09-15 Niluthpol Chowdhury Mithun , Karan Sikka , Han-Pang Chiu , Supun Samarasekera , Rakesh Kumar

3D pedestrian detection is a challenging task in automated driving because pedestrians are relatively small, frequently occluded and easily confused with narrow vertical objects. LiDAR and camera are two commonly used sensor modalities for…

Robotics · Computer Science 2021-03-30 Juncong Fei , Wenbo Chen , Philipp Heidenreich , Sascha Wirges , Christoph Stiller

Boosted by Multi-modal Large Language Models (MLLMs), text-guided universal segmentation models for the image and video domains have made rapid progress recently. However, these methods are often developed separately for specific domains,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Cong Wei , Yujie Zhong , Haoxian Tan , Yingsen Zeng , Yong Liu , Zheng Zhao , Yujiu Yang

As lunar exploration missions grow increasingly complex, ensuring safe and autonomous rover-based surface exploration has become one of the key challenges in lunar exploration tasks. In this work, we have developed a lunar surface…

Computer Vision and Pattern Recognition · Computer Science 2025-03-17 Shuaifeng Jiao , Zhiwen Zeng , Zhuoqun Su , Xieyuanli Chen , Zongtan Zhou , Huimin Lu

LiDAR sensor is essential to the perception system in autonomous vehicles and intelligent robots. To fulfill the real-time requirements in real-world applications, it is necessary to efficiently segment the LiDAR scans. Most of previous…

Computer Vision and Pattern Recognition · Computer Science 2022-09-16 Song Wang , Jianke Zhu , Ruixiang Zhang

Compared with natural images, remote sensing images (RSIs) have the unique characteristic. i.e., larger intraclass variance, which makes semantic segmentation for remote sensing images more challenging. Moreover, existing semantic…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Wei Zhang , Mengting Ma , Yizhen Jiang , Rongrong Lian , Zhenkai Wu , Kangning Cui , Xiaowen Ma

This paper introduces a novel unified representation of diffusion models for image generation and segmentation. Specifically, we use a colormap to represent entity-level masks, addressing the challenge of varying entity numbers while…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Lu Qi , Lehan Yang , Weidong Guo , Yu Xu , Bo Du , Varun Jampani , Ming-Hsuan Yang

Semi-supervised semantic segmentation in computational pathology remains challenging due to scarce pixel-level annotations and unreliable pseudo-label supervision. We propose UniSemAlign, a dual-modal semantic alignment framework that…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Le-Van Thai , Tien Dat Nguyen , Hoai Nhan Pham , Lan Anh Dinh Thi , Duy-Dong Nguyen , Ngoc Lam Quang Bui

Human-machine interaction through augmented reality (AR) and virtual reality (VR) is increasingly prevalent, requiring accurate and efficient gaze estimation which hinges on the accuracy of eye segmentation to enable smooth user…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Zhengyuan Peng , Jianqing Xu , Shen Li , Jiazhen Ji , Yuge Huang , Jingyun Zhang , Jinmin Li , Shouhong Ding , Rizen Guo , Xin Tan , Lizhuang Ma