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In view-based 3D shape recognition, extracting discriminative visual representation of 3D shapes from projected images is considered the core problem. Projections with low discriminative ability can adversely influence the final 3D shape…

Computer Vision and Pattern Recognition · Computer Science 2018-08-22 Biao Leng , Cheng Zhang , Xiaocheng Zhou , Cheng Xu , Kai Xu

Learning good representations involves capturing the diverse ways in which data samples relate. Contrastive loss - an objective matching related samples - underlies methods from self-supervised to multimodal learning. Contrastive losses,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-13 Vlad Sobal , Mark Ibrahim , Randall Balestriero , Vivien Cabannes , Diane Bouchacourt , Pietro Astolfi , Kyunghyun Cho , Yann LeCun

Artist-drawn sketches only loosely conform to analytical models of perspective projection; the deviation of human-drawn perspective from analytical perspective models is persistent and well documented, but has yet to be algorithmically…

Graphics · Computer Science 2025-10-29 Jinfan Yang , Leo Foord-Kelcey , Suzuran Takikawa , Nicholas Vining , Niloy Mitra , Alla Sheffer

Recent single image unsupervised representation learning techniques show remarkable success on a variety of tasks. The basic principle in these works is instance discrimination: learning to differentiate between two augmented versions of…

Computer Vision and Pattern Recognition · Computer Science 2020-05-08 Daniel Gordon , Kiana Ehsani , Dieter Fox , Ali Farhadi

Unsupervised representation learning has succeeded with excellent results in many applications. It is an especially powerful tool to learn a good representation of environments with partial or noisy observations. In partially observable…

Machine Learning · Computer Science 2019-08-20 Zhaohan Daniel Guo , Mohammad Gheshlaghi Azar , Bilal Piot , Bernardo A. Pires , Rémi Munos

Although an object may appear in numerous contexts, we often describe it in a limited number of ways. Language allows us to abstract away visual variation to represent and communicate concepts. Building on this intuition, we propose an…

Computer Vision and Pattern Recognition · Computer Science 2023-03-30 Mohamed El Banani , Karan Desai , Justin Johnson

Human perception and understanding is a major domain of computer vision which, like many other vision subdomains recently, stands to gain from the use of large models pre-trained on large datasets. We hypothesize that the most common…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Matthieu Armando , Salma Galaaoui , Fabien Baradel , Thomas Lucas , Vincent Leroy , Romain Brégier , Philippe Weinzaepfel , Grégory Rogez

Visual object recognition systems need to generalize from a set of 2D training views to novel views. The question of how the human visual system can generalize to novel views has been studied and modeled in psychology, computer vision, and…

Computer Vision and Pattern Recognition · Computer Science 2023-04-20 Shoaib Ahmed Siddiqui , David Krueger , Thomas Breuel

D scene graphs are an emerging 3D scene representation, that models both the objects present in the scene as well as their relationships. However, learning 3D scene graphs is a challenging task because it requires not only object labels but…

Computer Vision and Pattern Recognition · Computer Science 2023-10-26 Sebastian Koch , Pedro Hermosilla , Narunas Vaskevicius , Mirco Colosi , Timo Ropinski

Children learn to build a visual representation of the world from unsupervised exploration and we hypothesize that a key part of this learning ability is the use of self-generated navigational information as a similarity label to drive a…

Computer Vision and Pattern Recognition · Computer Science 2022-02-17 Lizhen Zhu , Brad Wyble , James Z. Wang

Human visual perception carves a scene at its physical joints, decomposing the world into objects, which are selectively attended, tracked, and predicted as we engage our surroundings. Object representations emancipate perception from the…

Neurons and Cognition · Quantitative Biology 2021-09-09 Benjamin Peters , Nikolaus Kriegeskorte

Object recognition has seen significant progress in the image domain, with focus primarily on 2D perception. We propose to leverage existing large-scale datasets of 3D models to understand the underlying 3D structure of objects seen in an…

Computer Vision and Pattern Recognition · Computer Science 2020-07-28 Weicheng Kuo , Anelia Angelova , Tsung-Yi Lin , Angela Dai

We present an approach that learns to synthesize high-quality, novel views of 3D objects or scenes, while providing fine-grained and precise control over the 6-DOF viewpoint. The approach is self-supervised and only requires 2D images and…

Computer Vision and Pattern Recognition · Computer Science 2019-09-10 Xu Chen , Jie Song , Otmar Hilliges

Camera equipped drones are nowadays being used to explore large scenes and reconstruct detailed 3D maps. When free space in the scene is approximately known, an offline planner can generate optimal plans to efficiently explore the scene.…

Computer Vision and Pattern Recognition · Computer Science 2018-08-01 Benjamin Hepp , Debadeepta Dey , Sudipta N. Sinha , Ashish Kapoor , Neel Joshi , Otmar Hilliges

In autonomous driving and robotics, there is a growing interest in utilizing short-term historical data to enhance multi-camera 3D object detection, leveraging the continuous and correlated nature of input video streams. Recent work has…

Computer Vision and Pattern Recognition · Computer Science 2024-04-03 Seokha Moon , Hongbeen Park , Jungphil Kwon , Jaekoo Lee , Jinkyu Kim

Contrastive learning is commonly applied to self-supervised learning, and has been shown to outperform traditional approaches such as the triplet loss and N-pair loss. However, the requirement of large batch sizes and memory banks has made…

Computer Vision and Pattern Recognition · Computer Science 2022-08-15 Rishab Balasubramanian , Rupashree Dey , Kunal Rathore

Humans effortlessly infer the 3D shape of objects. What computations underlie this ability? Although various computational models have been proposed, none of them capture the human ability to match object shape across viewpoints. Here, we…

Computer Vision and Pattern Recognition · Computer Science 2025-06-13 Thomas P. O'Connell , Tyler Bonnen , Yoni Friedman , Ayush Tewari , Josh B. Tenenbaum , Vincent Sitzmann , Nancy Kanwisher

Self-supervised representation learning is a critical problem in computer vision, as it provides a way to pretrain feature extractors on large unlabeled datasets that can be used as an initialization for more efficient and effective…

Computer Vision and Pattern Recognition · Computer Science 2020-12-25 Yunze Liu , Li Yi , Shanghang Zhang , Qingnan Fan , Thomas Funkhouser , Hao Dong

To improve performance in visual feature representation from photos or videos for practical applications, we generally require large-scale human-annotated labeled data while training deep neural networks. However, the cost of gathering and…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Zhenyuan Lu

In this paper we study the application of convolutional neural networks for jointly detecting objects depicted in still images and estimating their 3D pose. We identify different feature representations of oriented objects, and energies…

Computer Vision and Pattern Recognition · Computer Science 2015-03-03 Francisco Massa , Mathieu Aubry , Renaud Marlet