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We present a framework for learning single-view shape and pose prediction without using direct supervision for either. Our approach allows leveraging multi-view observations from unknown poses as supervisory signal during training. Our…

计算机视觉与模式识别 · 计算机科学 2018-04-25 Shubham Tulsiani , Alexei A. Efros , Jitendra Malik

We present a fast learning-based algorithm for deformable, pairwise 3D medical image registration. Current registration methods optimize an objective function independently for each pair of images, which can be time-consuming for large…

计算机视觉与模式识别 · 计算机科学 2019-03-14 Guha Balakrishnan , Amy Zhao , Mert R. Sabuncu , John Guttag , Adrian V. Dalca

Image representations are commonly learned from class labels, which are a simplistic approximation of human image understanding. In this paper we demonstrate that transferable representations of images can be learned without manual…

计算机视觉与模式识别 · 计算机科学 2019-05-28 Richard Droste , Yifan Cai , Harshita Sharma , Pierre Chatelain , Lior Drukker , Aris T. Papageorghiou , J. Alison Noble

We introduce a learning-based approach for room navigation using semantic maps. Our proposed architecture learns to predict top-down belief maps of regions that lie beyond the agent's field of view while modeling architectural and stylistic…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Medhini Narasimhan , Erik Wijmans , Xinlei Chen , Trevor Darrell , Dhruv Batra , Devi Parikh , Amanpreet Singh

This paper presents a novel training method, Conditional Masked Language Modeling (CMLM), to effectively learn sentence representations on large scale unlabeled corpora. CMLM integrates sentence representation learning into MLM training by…

计算与语言 · 计算机科学 2021-09-13 Ziyi Yang , Yinfei Yang , Daniel Cer , Jax Law , Eric Darve

Abstract Machine understanding of questions is tightly related to recognition of articulation in the context of the computational capabilities of an underlying processing algorithm. In this paper a mathematical model to capture and…

人工智能 · 计算机科学 2019-02-06 Kumar Mrityunjay , Guntur Ravindra

This paper describes new techniques for learning atlas-like representations of 3D surfaces, i.e. homeomorphic transformations from a 2D domain to surfaces. Compared to prior work, we propose two major contributions. First, instead of…

计算几何 · 计算机科学 2022-06-14 Theo Deprelle , Thibault Groueix , Noam Aigerman , Vladimir G. Kim , Mathieu Aubry

Supervised learning methods have shown effectiveness in estimating spatial acoustic parameters such as time difference of arrival, direct-to-reverberant ratio and reverberation time. However, they still suffer from the simulation-to-reality…

声音 · 计算机科学 2024-09-10 Bing Yang , Xiaofei Li

We propose DenseMarks - a new learned representation for human heads, enabling high-quality dense correspondences of human head images. For a 2D image of a human head, a Vision Transformer network predicts a 3D embedding for each pixel,…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Dmitrii Pozdeev , Alexey Artemov , Ananta R. Bhattarai , Artem Sevastopolsky

3D scene reconstruction from 2D images has been a long-standing task. Instead of estimating per-frame depth maps and fusing them in 3D, recent research leverages the neural implicit surface as a unified representation for 3D reconstruction.…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Xinyi Yu , Liqin Lu , Jintao Rong , Guangkai Xu , Linlin Ou

Human pose estimation is a major computer vision problem with applications ranging from augmented reality and video capture to surveillance and movement tracking. In the medical context, the latter may be an important biomarker for…

计算机视觉与模式识别 · 计算机科学 2021-05-11 Luca Schmidtke , Athanasios Vlontzos , Simon Ellershaw , Anna Lukens , Tomoki Arichi , Bernhard Kainz

Unsupervised anomaly detection in brain imaging is challenging. In this paper, we propose self-supervised masked mesh learning for unsupervised anomaly detection on 3D cortical surfaces. Our framework leverages the intrinsic geometry of the…

图像与视频处理 · 电气工程与系统科学 2025-04-01 Hao-Chun Yang , Sicheng Dai , Saige Rutherford , Christian Gaser , Andre F Marquand , Christian F Beckmann , Thomas Wolfers

We present Neural Congealing -- a zero-shot self-supervised framework for detecting and jointly aligning semantically-common content across a given set of images. Our approach harnesses the power of pre-trained DINO-ViT features to learn:…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Dolev Ofri-Amar , Michal Geyer , Yoni Kasten , Tali Dekel

In this paper we address three different computer vision tasks using a single basic architecture: depth prediction, surface normal estimation, and semantic labeling. We use a multiscale convolutional network that is able to adapt easily to…

计算机视觉与模式识别 · 计算机科学 2015-12-18 David Eigen , Rob Fergus

The ability to estimate joint parameters is essential for various applications in robotics and computer vision. In this paper, we propose CAPT: category-level articulation estimation from a point cloud using Transformer. CAPT uses an…

计算机视觉与模式识别 · 计算机科学 2024-02-28 Lian Fu , Ryoichi Ishikawa , Yoshihiro Sato , Takeshi Oishi

Masked Image Modeling (MIM) has recently been established as a potent pre-training paradigm. A pretext task is constructed by masking patches in an input image, and this masked content is then predicted by a neural network using visible…

We propose the Canonical 3D Deformer Map, a new representation of the 3D shape of common object categories that can be learned from a collection of 2D images of independent objects. Our method builds in a novel way on concepts from…

计算机视觉与模式识别 · 计算机科学 2020-12-08 David Novotny , Roman Shapovalov , Andrea Vedaldi

The goal of this work is to train discriminative cross-modal embeddings without access to manually annotated data. Recent advances in self-supervised learning have shown that effective representations can be learnt from natural cross-modal…

声音 · 计算机科学 2020-11-05 Soo-Whan Chung , Hong Goo Kang , Joon Son Chung

We present a learning framework for recovering the 3D shape, camera, and texture of an object from a single image. The shape is represented as a deformable 3D mesh model of an object category where a shape is parameterized by a learned mean…

计算机视觉与模式识别 · 计算机科学 2018-08-01 Angjoo Kanazawa , Shubham Tulsiani , Alexei A. Efros , Jitendra Malik

We present an automated technique for computing a map between two genus-zero shapes, which matches semantically corresponding regions to one another. Lack of annotated data prohibits direct inference of 3D semantic priors; instead, current…

计算机视觉与模式识别 · 计算机科学 2024-03-11 Luca Morreale , Noam Aigerman , Vladimir G. Kim , Niloy J. Mitra