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In this study, we address the challenge of 3D scene structure recovery from monocular depth estimation. While traditional depth estimation methods leverage labeled datasets to directly predict absolute depth, recent advancements advocate…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Chi Zhang , Wei Yin , Gang Yu , Zhibin Wang , Tao Chen , Bin Fu , Joey Tianyi Zhou , Chunhua Shen

3D reconstruction serves as the foundational layer for numerous robotic perception tasks, including 6D object pose estimation and grasp pose generation. Modern 3D reconstruction methods for objects can produce visually and geometrically…

Robotics · Computer Science 2026-02-20 Varun Burde , Pavel Burget , Torsten Sattler

This paper addresses the problem of cross-dataset generalization of 3D human pose estimation models. Testing a pre-trained 3D pose estimator on a new dataset results in a major performance drop. Previous methods have mainly addressed this…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Mohsen Gholami , Bastian Wandt , Helge Rhodin , Rabab Ward , Z. Jane Wang

State of the art deep generative networks are capable of producing images with such incredible realism that they can be suspected of memorizing training images. It is why it is not uncommon to include visualizations of training set nearest…

Machine Learning · Computer Science 2019-01-14 Ryan Webster , Julien Rabin , Loic Simon , Frederic Jurie

Robotic-assistive therapy has demonstrated very encouraging results for children with Autism. Accurate estimation of the child's pose is essential both for human-robot interaction and for therapy assessment purposes. Non-intrusive methods…

Robotics · Computer Science 2024-02-14 Laura Santos , Bernardo Carvalho , Catarina Barata , José Santos-Victor

The latent space of GANs contains rich semantics reflecting the training data. Different methods propose to learn edits in latent space corresponding to semantic attributes, thus allowing to modify generated images. Most supervised methods…

Computer Vision and Pattern Recognition · Computer Science 2023-04-21 Perla Doubinsky , Nicolas Audebert , Michel Crucianu , Hervé Le Borgne

Learning and predicting the pose parameters of a 3D hand model given an image, such as locations of hand joints, is challenging due to large viewpoint changes and articulations, and severe self-occlusions exhibited particularly in…

Computer Vision and Pattern Recognition · Computer Science 2018-05-23 Qi Ye , Tae-Kyun Kim

We propose AutoCorrect, a method to automatically learn object-annotation alignments from a dataset with annotations affected by geometric noise. The method is based on a consistency loss that enables deep neural networks to be trained,…

Computer Vision and Pattern Recognition · Computer Science 2019-08-15 Honglie Chen , Weidi Xie , Andrea Vedaldi , Andrew Zisserman

Modern deep learning-based 3D pose estimation approaches require plenty of 3D pose annotations. However, existing 3D datasets lack diversity, which limits the performance of current methods and their generalization ability. Although…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Zhongwei Qiu , Kai Qiu , Jianlong Fu , Dongmei Fu

Post-training (via supervised fine-tuning) improves instruction-following, but often induces semantic mode collapse by biasing models toward low-entropy fine-tuning data at the expense of the high-entropy pretraining distribution.…

Estimating 3D hand pose from single RGB images is a highly ambiguous problem that relies on an unbiased training dataset. In this paper, we analyze cross-dataset generalization when training on existing datasets. We find that approaches…

Computer Vision and Pattern Recognition · Computer Science 2019-09-16 Christian Zimmermann , Duygu Ceylan , Jimei Yang , Bryan Russell , Max Argus , Thomas Brox

We propose a Bayesian approximation to a deep learning architecture for 3D hand pose estimation. Through this framework, we explore and analyse the two types of uncertainties that are influenced either by data or by the learning capability.…

Computer Vision and Pattern Recognition · Computer Science 2021-02-23 Razvan Caramalau , Binod Bhattarai , Tae-Kyun Kim

This paper demonstrates that by fine-tuning an autoregressive language model (GPT-Neo) on appropriately structured step-by-step demonstrations, it is possible to teach it to execute a mathematical task that has previously proved difficult…

Computation and Language · Computer Science 2021-12-06 Gabriel Recchia

Humans are able to perform fast and accurate object pose estimation even under severe occlusion by exploiting learned object model priors from everyday life. However, most recently proposed pose estimation algorithms neglect to utilize the…

Computer Vision and Pattern Recognition · Computer Science 2019-12-23 Peiyu Yu , Yongming Rao , Jiwen Lu , Jie Zhou

This paper proposes to use keypoints as a self-supervision clue for learning depth map estimation from a collection of input images. As ground truth depth from real images is difficult to obtain, there are many unsupervised and…

Computer Vision and Pattern Recognition · Computer Science 2020-11-09 Kristijan Bartol , David Bojanic , Tomislav Petkovic , Tomislav Pribanic , Yago Diez Donoso

This paper proposes a novel method to refine the 6D pose estimation inferred by an instance-level deep neural network which processes a single RGB image and that has been trained on synthetic images only. The proposed optimization algorithm…

Robotics · Computer Science 2023-05-26 Marco Costanzo , Marco De Simone , Sara Federico , Ciro Natale , Salvatore Pirozzi

Accurate hand motion capture and standardized 3D representation are essential for various hand-related tasks. Collecting keypoints-only data, while efficient and cost-effective, results in low-fidelity representations and lacks surface…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Menghe Zhang , Joonyeoup Kim , Yangwen Liang , Shuangquan Wang , Kee-Bong Song

Accurately identifying hands in images is a key sub-task for human activity understanding with wearable first-person point-of-view cameras. Traditional hand segmentation approaches rely on a large corpus of manually labeled data to generate…

Computer Vision and Pattern Recognition · Computer Science 2018-06-18 Yubo Zhang , Vishnu Naresh Boddeti , Kris M. Kitani

Dense depth estimation and 3D reconstruction of a surgical scene are crucial steps in computer assisted surgery. Recent work has shown that depth estimation from a stereo images pair could be solved with convolutional neural networks.…

Image and Video Processing · Electrical Eng. & Systems 2021-07-24 Baoru Huang , Jianqing Zheng , Anh Nguyen , David Tuch , Kunal Vyas , Stamatia Giannarou , Daniel S. Elson

The success or failure of modern computer-assisted surgery procedures hinges on the precise six-degree-of-freedom (6DoF) position and orientation (pose) estimation of tracked instruments and tissue. In this paper, we present HMD-EgoPose, a…

Computer Vision and Pattern Recognition · Computer Science 2022-05-23 Mitchell Doughty , Nilesh R. Ghugre