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Depth-guided multimodal fusion combines depth information from visible and infrared images, significantly enhancing the performance of 3D reconstruction and robotics applications. Existing thermal-visible image fusion mainly focuses on…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Jinchang Zhang , Zijun Li , Guoyu Lu

Open-vocabulary 3D object detection has gained significant interest due to its critical applications in autonomous driving and embodied AI. Existing detection methods, whether offline or online, typically rely on dense point cloud…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Yuqing Lan , Chenyang Zhu , Zhirui Gao , Jiazhao Zhang , Yihan Cao , Renjiao Yi , Yijie Wang , Kai Xu

Light inherently consists of multiple dimensions beyond intensity, including spectrum, polarization, etc. The coupling among these high-dimensional optical features provides a compressive characterization of intrinsic material properties.…

Optics · Physics 2025-05-02 Liheng Bian , Zhen Wang , Pengming Peng , Zhengyi Zhao , Rong Yan , Hanwen Xu , Jun Zhang

Underwater images suffer from severe degradations, including color distortions, reduced visibility, and loss of structural details due to wavelength-dependent attenuation and scattering. Existing enhancement methods primarily focus on…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Jaskaran Singh Walia , Shravan Venkatraman , Pavithra LK

Current advanced research on infrared and visible image fusion primarily focuses on improving fusion performance, often neglecting the applicability on real-time fusion devices. In this paper, we propose a novel approach that towards…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Xunpeng Yi , Yibing Zhang , Xinyu Xiang , Qinglong Yan , Han Xu , Jiayi Ma

White light phase-shifting interference microscopy (WL-PSIM) is a prominent technique for high-resolution quantitative phase imaging (QPI) of industrial and biological specimens. However, multiple interferograms with accurate phase-shifts…

Image and Video Processing · Electrical Eng. & Systems 2021-05-04 Sunil Bhatt , Ankit Butola , Sheetal Raosaheb Kanade , Anand Kumar , Dalip Singh Mehta

Promising complementarity exists between the texture features of color images and the geometric information of LiDAR point clouds. However, there still present many challenges for efficient and robust feature fusion in the field of 3D…

Computer Vision and Pattern Recognition · Computer Science 2022-09-16 Chaokang Jiang , Guangming Wang , Jinxing Wu , Yanzi Miao , Hesheng Wang

Hyperspectral imaging (HSI) provides rich spatial-spectral information but remains costly to acquire due to hardware limitations and the difficulty of reconstructing three-dimensional data from compressed measurements. Although compressive…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Yi Ai , Yuanhao Cai , Yulun Zhang , Xiaokang Yang

Reflective and textureless surfaces remain a challenge in multi-view 3D reconstruction. Both camera pose calibration and shape reconstruction often fail due to insufficient or unreliable cross-view visual features. To address these issues,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Mingzhi Pei , Xu Cao , Xiangyi Wang , Heng Guo , Zhanyu Ma

Fusing 3D LiDAR features with 2D camera features is a promising technique for enhancing the accuracy of 3D detection, thanks to their complementary physical properties. While most of the existing methods focus on directly fusing camera…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Lemeng Wu , Dilin Wang , Meng Li , Yunyang Xiong , Raghuraman Krishnamoorthi , Qiang Liu , Vikas Chandra

Thin film interferometry is a powerful technique for non-invasively measuring liquid film thickness with applications in ophthalmology, but its clinical translation is hindered by the challenges in reconstructing thickness profiles from…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Gautam A. Viruthagiri , Arnuv Tandon , Gerald G. Fuller , Vinny Chandran Suja

We address the problem of reconstructing 3D surfaces from depth and surface normal maps acquired by a sensor system based on a single perspective camera. Depth and normal maps can be obtained through techniques such as structured-light…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Ondrej Hlinka , Georg Kaniak , Christian Kapeller

In this paper, we study the problem of jointly estimating the optical flow and scene flow from synchronized 2D and 3D data. Previous methods either employ a complex pipeline that splits the joint task into independent stages, or fuse 2D and…

Computer Vision and Pattern Recognition · Computer Science 2024-04-09 Haisong Liu , Tao Lu , Yihui Xu , Jia Liu , Limin Wang

Reconstructing 3D assets from images has long required separate pipelines for geometry reconstruction, material estimation, and illumination recovery, each with distinct limitations and computational overhead. We present ReLi3D, the first…

Computer Vision and Pattern Recognition · Computer Science 2026-03-23 Jan-Niklas Dihlmann , Mark Boss , Simon Donne , Andreas Engelhardt , Hendrik P. A. Lensch , Varun Jampani

As an important branch of photoacoustic microscopy, optical-resolution photoacoustic microscopy suffers from limited depth of field due to the strongly focused laser beam. In this work, a 3D information fusion algorithm based on 3D…

Image and Video Processing · Electrical Eng. & Systems 2022-11-29 Xianlin Song , Sihang Li , Zhuangzhuang Wang

Computational imaging enables compact infrared systems, but deep-learning pipelines that combine image reconstruction and object detection often introduce substantial inference latency. Most existing acceleration strategies compress the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Xuquan Wang , Guishuo Yang , Dapeng Yan , Yujie Xing , Xuanyu Qian , Kai Zhang , Xiong Dun , Jiande Sun , Zhanshan Wang , Xinbin Cheng

Generalizable 3D object reconstruction from single-view RGB-D images remains a challenging task, particularly with real-world data. Current state-of-the-art methods develop Transformer-based implicit field learning, necessitating an…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Yushuang Wu , Luyue Shi , Junhao Cai , Weihao Yuan , Lingteng Qiu , Zilong Dong , Liefeng Bo , Shuguang Cui , Xiaoguang Han

Fusing data from cameras and LiDAR sensors is an essential technique to achieve robust 3D object detection. One key challenge in camera-LiDAR fusion involves mitigating the large domain gap between the two sensors in terms of coordinates…

Computer Vision and Pattern Recognition · Computer Science 2023-02-17 Yecheol Kim , Konyul Park , Minwook Kim , Dongsuk Kum , Jun Won Choi

Light field cameras have been proved to be powerful tools for 3D reconstruction and virtual reality applications. However, the limited resolution of light field images brings a lot of difficulties for further information display and…

Image and Video Processing · Electrical Eng. & Systems 2020-08-27 Qingyan Sun , Shuo Zhang , Song Chang , Lixi Zhu , Youfang Lin

This paper explores the problem of reconstructing high-resolution light field (LF) images from hybrid lenses, including a high-resolution camera surrounded by multiple low-resolution cameras. The performance of existing methods is still…

Image and Video Processing · Electrical Eng. & Systems 2023-06-21 Jing Jin , Mantang Guo , Junhui Hou , Hui Liu , Hongkai Xiong