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Three-dimensional Object Detection from multi-view cameras and LiDAR is a crucial component for autonomous driving and smart transportation. However, in the process of basic feature extraction, perspective transformation, and feature…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Zhongyu Xia , Hansong Yang , Yongtao Wang

In this work, we present SpaRC, a novel Sparse fusion transformer for 3D perception that integrates multi-view image semantics with Radar and Camera point features. The fusion of radar and camera modalities has emerged as an efficient…

Computer Vision and Pattern Recognition · Computer Science 2025-09-25 Philipp Wolters , Johannes Gilg , Torben Teepe , Fabian Herzog , Felix Fent , Gerhard Rigoll

Fusing the camera and LiDAR information has become a de-facto standard for 3D object detection tasks. Current methods rely on point clouds from the LiDAR sensor as queries to leverage the feature from the image space. However, people…

Computer Vision and Pattern Recognition · Computer Science 2022-11-14 Tingting Liang , Hongwei Xie , Kaicheng Yu , Zhongyu Xia , Zhiwei Lin , Yongtao Wang , Tao Tang , Bing Wang , Zhi Tang

Object detection in Remote Sensing Images (RSI) is a critical task for numerous applications in Earth Observation (EO). Differing from object detection in natural images, object detection in remote sensing images faces challenges of…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Bissmella Bahaduri , Zuheng Ming , Fangchen Feng , Anissa Mokraou

In radar-camera 3D object detection, the radar point clouds are sparse and noisy, which causes difficulties in fusing camera and radar modalities. To solve this, we introduce a novel query-based detection method named Radar-Camera…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Yiheng Li , Yang Yang , Zhen Lei

In this paper, we propose a novel approach to address the problem of camera and radar sensor fusion for 3D object detection in autonomous vehicle perception systems. Our approach builds on recent advances in deep learning and leverages the…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Daniel Dworak , Mateusz Komorkiewicz , Paweł Skruch , Jerzy Baranowski

We present WidthFormer, a novel transformer-based module to compute Bird's-Eye-View (BEV) representations from multi-view cameras for real-time autonomous-driving applications. WidthFormer is computationally efficient, robust and does not…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Chenhongyi Yang , Tianwei Lin , Lichao Huang , Elliot J. Crowley

Bird's-Eye View (BEV) features are popular intermediate scene representations shared by the 3D backbone and the detector head in LiDAR-based object detectors. However, little research has been done to investigate how to incorporate…

Computer Vision and Pattern Recognition · Computer Science 2023-04-05 Haitao Yang , Zaiwei Zhang , Xiangru Huang , Min Bai , Chen Song , Bo Sun , Li Erran Li , Qixing Huang

Semantic Scene Completion (SSC) has emerged as a pivotal approach for jointly learning scene geometry and semantics, enabling downstream applications such as navigation in mobile robotics. The recent generalization to Panoptic Scene…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Markus Gross , Aya Fahmy , Danit Niwattananan , Dominik Muhle , Rui Song , Daniel Cremers , Henri Meeß

Effectively preserving and encoding structure features from objects in irregular and sparse LiDAR points is a key challenge to 3D object detection on point cloud. Recently, Transformer has demonstrated promising performance on many 2D and…

Computer Vision and Pattern Recognition · Computer Science 2022-09-07 Xiaoyu Feng , Heming Du , Yueqi Duan , Yongpan Liu , Hehe Fan

The emerging 4D millimeter-wave radar, measuring the range, azimuth, elevation, and Doppler velocity of objects, is recognized for its cost-effectiveness and robustness in autonomous driving. Nevertheless, its point clouds exhibit…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Yuzhi Wu , Li Xiao , Jun Liu , Guangfeng Jiang , XiangGen Xia

Multi-view radar-camera fused 3D object detection provides a farther detection range and more helpful features for autonomous driving, especially under adverse weather. The current radar-camera fusion methods deliver kinds of designs to…

Computer Vision and Pattern Recognition · Computer Science 2023-02-22 Zizhang Wu , Guilian Chen , Yuanzhu Gan , Lei Wang , Jian Pu

Indoor scene understanding remains a fundamental challenge in robotics, with direct implications for downstream tasks such as navigation and manipulation. Traditional approaches often rely on closed-set recognition or loop closure, limiting…

Robotics · Computer Science 2025-06-10 Hongming Chen , Yiyang Lin , Ziliang Li , Biyu Ye , Yuying Zhang , Ximin Lyu

In this paper, we propose a new deep architecture for fusing camera and LiDAR sensors for 3D object detection. Because the camera and LiDAR sensor signals have different characteristics and distributions, fusing these two modalities is…

Computer Vision and Pattern Recognition · Computer Science 2020-12-10 Jin Hyeok Yoo , Yecheol Kim , Jisong Kim , Jun Won Choi

We propose DeepFusion, a modular multi-modal architecture to fuse lidars, cameras and radars in different combinations for 3D object detection. Specialized feature extractors take advantage of each modality and can be exchanged easily,…

Computer Vision and Pattern Recognition · Computer Science 2022-09-28 Florian Drews , Di Feng , Florian Faion , Lars Rosenbaum , Michael Ulrich , Claudius Gläser

In the field of autonomous driving, 3D object detection is a very important perception module. Although the current SOTA algorithm combines Camera and Lidar sensors, limited by the high price of Lidar, the current mainstream landing schemes…

Computer Vision and Pattern Recognition · Computer Science 2023-07-24 Kai Lei , Zhan Chen , Shuman Jia , Xiaoteng Zhang

LiDAR-based 3D object detectors often struggle to detect far-field objects due to the sparsity of point clouds at long ranges, which limits the availability of reliable geometric cues. To address this, prior approaches augment LiDAR data…

Computer Vision and Pattern Recognition · Computer Science 2026-02-09 Veerain Sood , Bnalin , Gaurav Pandey

In autonomous driving, accurate 3D lane detection using monocular cameras is important for downstream tasks. Recent CNN and Transformer approaches usually apply a two-stage model design. The first stage transforms the image feature from a…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Yifeng Bai , Zhirong Chen , Pengpeng Liang , Bo Song , Erkang Cheng

3D perception tasks, such as 3D object detection and Bird's-Eye-View (BEV) segmentation using multi-camera images, have drawn significant attention recently. Despite the fact that accurately estimating both semantic and 3D scene layouts are…

Computer Vision and Pattern Recognition · Computer Science 2024-08-14 Qi Song , Qingyong Hu , Chi Zhang , Yongquan Chen , Rui Huang

The Bird's-Eye-View (BEV) representation is a critical factor that directly impacts the 3D object detection performance, but the traditional BEV grid representation induces quadratic computational cost as the spatial resolution grows. To…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Zhili Chen , Shuangjie Xu , Maosheng Ye , Zian Qian , Xiaoyi Zou , Dit-Yan Yeung , Qifeng Chen