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We introduce Zero-1-to-3, a framework for changing the camera viewpoint of an object given just a single RGB image. To perform novel view synthesis in this under-constrained setting, we capitalize on the geometric priors that large-scale…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Ruoshi Liu , Rundi Wu , Basile Van Hoorick , Pavel Tokmakov , Sergey Zakharov , Carl Vondrick

Zero-shot learning (ZSL) aims to recognize objects from novel unseen classes without any training data. Recently, structure-transfer based methods are proposed to implement ZSL by transferring structural knowledge from the semantic…

Computer Vision and Pattern Recognition · Computer Science 2017-11-21 Bo Zhao , Xinwei Sun , Yuan Yao , Yizhou Wang

Reconstructing structured 3D scenes from RGB images using CAD objects unlocks efficient and compact scene representations that maintain compositionality and interactability. Existing works propose training-heavy methods relying on either…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Qirui Wu , Denys Iliash , Daniel Ritchie , Manolis Savva , Angel X. Chang

The impressive performance of deep convolutional neural networks in single-view 3D reconstruction suggests that these models perform non-trivial reasoning about the 3D structure of the output space. Recent work has challenged this belief,…

Computer Vision and Pattern Recognition · Computer Science 2021-06-17 Mateusz Michalkiewicz , Stavros Tsogkas , Sarah Parisot , Mahsa Baktashmotlagh , Anders Eriksson , Eugene Belilovsky

We present a method for inferring dense depth maps from images and sparse depth measurements by leveraging synthetic data to learn the association of sparse point clouds with dense natural shapes, and using the image as evidence to validate…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Alex Wong , Safa Cicek , Stefano Soatto

The performance of generative zero-shot methods mainly depends on the quality of generated features and how well the model facilitates knowledge transfer between visual and semantic domains. The quality of generated features is a direct…

Computer Vision and Pattern Recognition · Computer Science 2020-12-01 Shivam Chandhok , Vineeth N Balasubramanian

We present three multi-scale similarity learning architectures, or DeepSim networks. These models learn pixel-level matching with a contrastive loss and are agnostic to the geometry of the considered scene. We establish a middle ground…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 Mohamed Ali Chebbi , Ewelina Rupnik , Marc Pierrot-Deseilligny , Paul Lopes

From the beginning of zero-shot learning research, visual attributes have been shown to play an important role. In order to better transfer attribute-based knowledge from known to unknown classes, we argue that an image representation with…

Computer Vision and Pattern Recognition · Computer Science 2021-05-07 Wenjia Xu , Yongqin Xian , Jiuniu Wang , Bernt Schiele , Zeynep Akata

Reference-based object composition involves integrating foreground reference image with background scene to produce harmonious fused image. This task becomes particularly challenging in cross-domain scenarios, where models must balance…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Raghu Vamsi Chittersu , Yuvraj Singh Rathore , Pranav Adlinge , Kunal Swami

Robotic grasping is a cornerstone capability of embodied systems. Many methods directly output grasps from partial information without modeling the geometry of the scene, leading to suboptimal motion and even collisions. To address these…

We study the problem of single-image zero-shot 3D shape reconstruction. Recent works learn zero-shot shape reconstruction through generative modeling of 3D assets, but these models are computationally expensive at train and inference time.…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Zixuan Huang , Stefan Stojanov , Anh Thai , Varun Jampani , James M. Rehg

While convolutional neural networks are dominating the field of computer vision, one usually does not have access to the large amount of domain-relevant data needed for their training. It thus became common to use available synthetic…

Computer Vision and Pattern Recognition · Computer Science 2018-10-10 Benjamin Planche , Sergey Zakharov , Ziyan Wu , Andreas Hutter , Harald Kosch , Slobodan Ilic

User generated 3D shapes in online repositories contain rich information about surfaces, primitives, and their geometric relations, often arranged in a hierarchy. We present a framework for learning representations of 3D shapes that reflect…

Computer Vision and Pattern Recognition · Computer Science 2019-10-04 Gopal Sharma , Evangelos Kalogerakis , Subhransu Maji

Zero-shot recognition (ZSR) aims to recognize target-domain data instances of unseen classes based on the models learned from associated pairs of seen-class source and target domain data. One of the key challenges in ZSR is the relative…

Computer Vision and Pattern Recognition · Computer Science 2016-12-06 Ziming Zhang , Venkatesh Saligrama

We present a novel, training-free approach to scene change detection. Our method leverages tracking models, which inherently perform change detection between consecutive frames of video by identifying common objects and detecting new or…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 Kyusik Cho , Dong Yeop Kim , Euntai Kim

Many surface cues support three-dimensional shape perception, but people can sometimes still see shape when these features are missing -- in extreme cases, even when an object is completely occluded, as when covered with a draped cloth. We…

Neurons and Cognition · Quantitative Biology 2023-01-11 Ilker Yildirim , Max H. Siegel , Amir A. Soltani , Shraman Ray Chaudhari , Joshua B. Tenenbaum

Zero-shot learning (ZSL) which aims to recognize unseen object classes by only training on seen object classes, has increasingly been of great interest in Machine Learning, and has registered with some successes. Most existing ZSL methods…

Computer Vision and Pattern Recognition · Computer Science 2019-07-04 Wen Tang , Ashkan Panahi , Hamid Krim

We present a system for training deep neural networks for object detection using synthetic images. To handle the variability in real-world data, the system relies upon the technique of domain randomization, in which the parameters of the…

Computer Vision and Pattern Recognition · Computer Science 2018-04-25 Jonathan Tremblay , Aayush Prakash , David Acuna , Mark Brophy , Varun Jampani , Cem Anil , Thang To , Eric Cameracci , Shaad Boochoon , Stan Birchfield

Zero-shot object recognition or zero-shot learning aims to transfer the object recognition ability among the semantically related categories, such as fine-grained animal or bird species. However, the images of different fine-grained objects…

Computer Vision and Pattern Recognition · Computer Science 2021-05-25 Zongyan Han , Zhenyong Fu , Jian Yang

We present a learning framework that learns to recover the 3D shape, pose and texture from a single image, trained on an image collection without any ground truth 3D shape, multi-view, camera viewpoints or keypoint supervision. We approach…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Shubham Goel , Angjoo Kanazawa , Jitendra Malik