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Current CNN-based algorithms for recovering the 3D pose of an object in an image assume knowledge about both the object category and its 2D localization in the image. In this paper, we relax one of these constraints and propose to solve the…

Computer Vision and Pattern Recognition · Computer Science 2018-07-24 Siddharth Mahendran , Haider Ali , Rene Vidal

For applications in navigation and robotics, estimating the 3D pose of objects is as important as detection. Many approaches to pose estimation rely on detecting or tracking parts or keypoints [11, 21]. In this paper we build on a recent…

Computer Vision and Pattern Recognition · Computer Science 2016-09-20 Patrick Poirson , Phil Ammirato , Cheng-Yang Fu , Wei Liu , Jana Kosecka , Alexander C. Berg

Human pose estimation is an important topic in computer vision with many applications including gesture and activity recognition. However, pose estimation from image is challenging due to appearance variations, occlusions, clutter…

Computer Vision and Pattern Recognition · Computer Science 2018-08-07 Lipeng Ke , Ming-Ching Chang , Honggang Qi , Siwei Lyu

We propose a method for human pose estimation based on Deep Neural Networks (DNNs). The pose estimation is formulated as a DNN-based regression problem towards body joints. We present a cascade of such DNN regressors which results in high…

Computer Vision and Pattern Recognition · Computer Science 2016-11-18 Alexander Toshev , Christian Szegedy

The goal of this paper is to estimate the viewpoint for a novel object. Standard viewpoint estimation approaches generally fail on this task due to their reliance on a 3D model for alignment or large amounts of class-specific training data…

Computer Vision and Pattern Recognition · Computer Science 2020-06-08 Mohamed El Banani , Jason J. Corso , David F. Fouhey

Progress has been achieved recently in object detection given advancements in deep learning. Nevertheless, such tools typically require a large amount of training data and significant manual effort to label objects. This limits their…

Robotics · Computer Science 2017-08-04 Chaitanya Mitash , Kostas E. Bekris , Abdeslam Boularias

Visual localization is the task of accurate camera pose estimation in a known scene. It is a key problem in computer vision and robotics, with applications including self-driving cars, Structure-from-Motion, SLAM, and Mixed Reality.…

Computer Vision and Pattern Recognition · Computer Science 2019-03-19 Torsten Sattler , Qunjie Zhou , Marc Pollefeys , Laura Leal-Taixe

We propose a viewpoint invariant model for 3D human pose estimation from a single depth image. To achieve this, our discriminative model embeds local regions into a learned viewpoint invariant feature space. Formulated as a multi-task…

Computer Vision and Pattern Recognition · Computer Science 2016-07-27 Albert Haque , Boya Peng , Zelun Luo , Alexandre Alahi , Serena Yeung , Li Fei-Fei

As the density of spacecraft in Earth's orbit increases, their recognition, pose and trajectory identification becomes crucial for averting potential collisions and executing debris removal operations. However, training models able to…

Computer Vision and Pattern Recognition · Computer Science 2025-01-23 Louis Aberdeen , Mark Hansen , Melvyn L. Smith , Lyndon Smith

Person re identification is a challenging retrieval task that requires matching a person's acquired image across non overlapping camera views. In this paper we propose an effective approach that incorporates both the fine and coarse pose…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 M. Saquib Sarfraz , Arne Schumann , Andreas Eberle , Rainer Stiefelhagen

In the context of pose-invariant object recognition and retrieval, we demonstrate that it is possible to achieve significant improvements in performance if both the category-based and the object-identity-based embeddings are learned…

Computer Vision and Pattern Recognition · Computer Science 2024-03-04 Rohan Sarkar , Avinash Kak

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

3D pose estimation from a single 2D image is an important and challenging task in computer vision with applications in autonomous driving, robot manipulation and augmented reality. Since 3D pose is a continuous quantity, a natural…

Computer Vision and Pattern Recognition · Computer Science 2018-05-10 Siddharth Mahendran , Haider Ali , Rene Vidal

We propose an heterogeneous multi-task learning framework for human pose estimation from monocular image with deep convolutional neural network. In particular, we simultaneously learn a pose-joint regressor and a sliding-window body-part…

Computer Vision and Pattern Recognition · Computer Science 2014-06-16 Sijin Li , Zhi-Qiang Liu , Antoni B. Chan

In this paper, we are interested in the bottom-up paradigm of estimating human poses from an image. We study the dense keypoint regression framework that is previously inferior to the keypoint detection and grouping framework. Our…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Zigang Geng , Ke Sun , Bin Xiao , Zhaoxiang Zhang , Jingdong Wang

A recent approach for object detection and human pose estimation is to regress bounding boxes or human keypoints from a central point on the object or person. While this center-point regression is simple and efficient, we argue that the…

Computer Vision and Pattern Recognition · Computer Science 2020-08-04 Fangyun Wei , Xiao Sun , Hongyang Li , Jingdong Wang , Stephen Lin

Multi-person pose estimation in images and videos is an important yet challenging task with many applications. Despite the large improvements in human pose estimation enabled by the development of convolutional neural networks, there still…

Computer Vision and Pattern Recognition · Computer Science 2018-04-24 Mihai Fieraru , Anna Khoreva , Leonid Pishchulin , Bernt Schiele

This paper focuses on the challenging problem of 3D pose estimation of a diverse spectrum of articulated objects from single depth images. A novel structured prediction approach is considered, where 3D poses are represented as skeletal…

Computer Vision and Pattern Recognition · Computer Science 2016-12-05 Yu Zhang , Chi Xu , Li Cheng

Modern deep learning techniques that regress the relative camera pose between two images have difficulty dealing with challenging scenarios, such as large camera motions resulting in occlusions and significant changes in perspective that…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Kefan Chen , Noah Snavely , Ameesh Makadia

One core challenge in object pose estimation is to ensure accurate and robust performance for large numbers of diverse foreground objects amidst complex background clutter. In this work, we present a scalable framework for accurately…

Computer Vision and Pattern Recognition · Computer Science 2018-10-09 Chi Li , Jin Bai , Gregory D. Hager