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Accurately recovering 6D poses in densely packed industrial bin-picking environments remain a serious challenge, owing to occlusions, reflections, and textureless parts. We introduce a holistic depth-only 6D pose estimation approach that…

Computer Vision and Pattern Recognition · Computer Science 2025-12-10 Nico Leuze , Maximilian Hoh , Samed Doğan , Nicolas R. -Peña , Alfred Schoettl

Pose estimation of 3D objects in monocular images is a fundamental and long-standing problem in computer vision. Existing deep learning approaches for 6D pose estimation typically rely on the assumption of availability of 3D object models…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Fu Li , Hao Yu , Ivan Shugurov , Benjamin Busam , Shaowu Yang , Slobodan Ilic

Object pose estimation is a fundamental problem in computer vision and plays a critical role in virtual reality and embodied intelligence, where agents must understand and interact with objects in 3D space. Recently, score based generative…

Computer Vision and Pattern Recognition · Computer Science 2026-02-06 Diya He , Qingchen Liu , Cong Zhang , Jiahu Qin

Depth completion, inferring dense depth maps from sparse measurements, is crucial for robust 3D perception. Although deep learning based methods have made tremendous progress in this problem, these models cannot generalize well across…

Computer Vision and Pattern Recognition · Computer Science 2024-10-25 Haotian Wang , Meng Yang , Xinhu Zheng , Gang Hua

Traditional feature-based image stitching technologies rely heavily on feature detection quality, often failing to stitch images with few features or low resolution. The learning-based image stitching solutions are rarely studied due to the…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Lang Nie , Chunyu Lin , Kang Liao , Shuaicheng Liu , Yao Zhao

We present a novel meta-learning approach for 6D pose estimation on unknown objects. In contrast to ``instance-level" and ``category-level" pose estimation methods, our algorithm learns object representation in a category-agnostic way,…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Yumeng Li , Ning Gao , Hanna Ziesche , Gerhard Neumann

Access to knowledge of the point spread function (PSF) of adaptive optics(AO)-assisted observations is still a major limitation when processing AO data. This limitation is particularly important when image analysis requires the use of…

Instrumentation and Methods for Astrophysics · Physics 2023-05-10 A. Lau , R. JL. Fétick , B. Neichel , O. Beltramo-Martin , T. Fusco

This paper addresses the challenging problem of category-level pose estimation. Current state-of-the-art methods for this task face challenges when dealing with symmetric objects and when attempting to generalize to new environments solely…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Takuya Ikeda , Sergey Zakharov , Tianyi Ko , Muhammad Zubair Irshad , Robert Lee , Katherine Liu , Rares Ambrus , Koichi Nishiwaki

Most recent 6D pose estimation frameworks first rely on a deep network to establish correspondences between 3D object keypoints and 2D image locations and then use a variant of a RANSAC-based Perspective-n-Point (PnP) algorithm. This…

Computer Vision and Pattern Recognition · Computer Science 2020-03-24 Yinlin Hu , Pascal Fua , Wei Wang , Mathieu Salzmann

We propose a human pose estimation framework that solves the task in the regression-based fashion. Unlike previous regression-based methods, which often fall behind those state-of-the-art methods, we formulate the pose estimation task into…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Weian Mao , Yongtao Ge , Chunhua Shen , Zhi Tian , Xinlong Wang , Zhibin Wang

Recent progress in object pose prediction provides a promising path for robots to build object-level scene representations during navigation. However, as we deploy a robot in novel environments, the out-of-distribution data can degrade the…

Robotics · Computer Science 2022-08-17 Ziqi Lu , Yihao Zhang , Kevin Doherty , Odin Severinsen , Ethan Yang , John Leonard

Digital fringe projection (DFP) enables micrometer-level 3D reconstruction, yet extending it to large-scale mapping remains challenging because six-degree-of-freedom pose estimation often cannot match the reconstruction's precision.…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Sehoon Tak , Keunhee Cho , Sangpil Kim , Jae-Sang Hyun

We propose a single-shot approach to determining 6-DoF pose of an object with available 3D computer-aided design (CAD) model from a single RGB image. Our method, dubbed MRC-Net, comprises two stages. The first performs pose classification…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Yuelong Li , Yafei Mao , Raja Bala , Sunil Hadap

A prior represents a set of beliefs or assumptions about a system, aiding inference and decision-making. In this paper, we introduce the challenge of unsupervised categorical prior learning in pose estimation, where AI models learn a…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Ziyu Wang , Shuangpeng Han , Mengmi Zhang

Existing pose estimation approaches fall into two categories: single-stage and multi-stage methods. While multi-stage methods are seemingly more suited for the task, their performance in current practice is not as good as single-stage…

Computer Vision and Pattern Recognition · Computer Science 2019-05-31 Wenbo Li , Zhicheng Wang , Binyi Yin , Qixiang Peng , Yuming Du , Tianzi Xiao , Gang Yu , Hongtao Lu , Yichen Wei , Jian Sun

Category-level object pose estimation, which predicts the pose of objects within a known category without prior knowledge of individual instances, is essential in applications like warehouse automation and manufacturing. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2025-07-10 Yifan Yang , Peili Song , Enfan Lan , Dong Liu , Jingtai Liu

In industrial inspection and component alignment tasks, template matching requires efficient estimation of a target's position and geometric state (rotation and scaling) under complex backgrounds to support precise downstream operations.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-03 Ke Jia , Ji Zhou , Hanxin Li , Zhigan Zhou , Haojie Chu , Xiaojie Li

In this work, we address the challenging task of 3D object recognition without the reliance on real-world 3D labeled data. Our goal is to predict the 3D shape, size, and 6D pose of objects within a single RGB-D image, operating at the…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Mayank Lunayach , Sergey Zakharov , Dian Chen , Rares Ambrus , Zsolt Kira , Muhammad Zubair Irshad

This Point spread function (PSF) plays a crucial role in many computational imaging applications, such as shape from focus/defocus, depth estimation, and fluorescence microscopy. However, the mathematical model of the defocus process is…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 Renzhi He , Yan Zhuang , Boya Fu , Fei Liu

Recently, there has been a panoptic segmentation task combining semantic and instance segmentation, in which the goal is to classify each pixel with the corresponding instance ID. In this work, we propose a solution to tackle the panoptic…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Shuo-En Chang , Yi-Cheng Yang , En-Ting Lin , Pei-Yung Hsiao , Li-Chen Fu