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Related papers: Dimensions of Motion: Monocular Prediction through…

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Learning scene flow from a monocular camera still remains a challenging task due to its ill-posedness as well as lack of annotated data. Self-supervised methods demonstrate learning scene flow estimation from unlabeled data, yet their…

Computer Vision and Pattern Recognition · Computer Science 2022-05-04 Bayram Bayramli , Junhwa Hur , Hongtao Lu

As a flexible passive 3D sensing means, unsupervised learning of depth from monocular videos is becoming an important research topic. It utilizes the photometric errors between the target view and the synthesized views from its adjacent…

Computer Vision and Pattern Recognition · Computer Science 2021-08-31 Hualie Jiang , Laiyan Ding , Zhenglong Sun , Rui Huang

Depth estimation, as a necessary clue to convert 2D images into the 3D space, has been applied in many machine vision areas. However, to achieve an entire surrounding 360-degree geometric sensing, traditional stereo matching algorithms for…

Computer Vision and Pattern Recognition · Computer Science 2021-09-22 Keyang Zhou , Kailun Yang , Kaiwei Wang

In the recent years, many methods demonstrated the ability of neural networks to learn depth and pose changes in a sequence of images, using only self-supervision as the training signal. Whilst the networks achieve good performance, the…

Computer Vision and Pattern Recognition · Computer Science 2021-10-14 Robert McCraith , Lukas Neumann , Andrea Vedaldi

The paper addresses the problem of motion saliency in videos, that is, identifying regions that undergo motion departing from its context. We propose a new unsupervised paradigm to compute motion saliency maps. The key ingredient is the…

Computer Vision and Pattern Recognition · Computer Science 2019-11-05 L. Maczyta , P. Bouthemy , O. Le Meur

A major element of depth perception and 3D understanding is the ability to predict the 3D layout of a scene and its contained objects for a novel pose. Indoor environments are particularly suitable for novel view prediction, since the set…

Computer Vision and Pattern Recognition · Computer Science 2018-08-13 Pulak Purkait , Ujwal Bonde , Christopher Zach

Video representation is a key challenge in many computer vision applications such as video classification, video captioning, and video surveillance. In this paper, we propose a novel approach for video representation that captures…

Computer Vision and Pattern Recognition · Computer Science 2019-05-14 Mohammadreza Babaee , David Full , Gerhard Rigoll

Self-supervised prediction is a powerful mechanism to learn representations that capture the underlying structure of the data. Despite recent progress, the self-supervised video prediction task is still challenging. One of the critical…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Hafez Farazi , Sven Behnke

This paper introduces a novel method for self-supervised video representation learning via feature prediction. In contrast to the previous methods that focus on future feature prediction, we argue that a supervisory signal arising from…

Computer Vision and Pattern Recognition · Computer Science 2020-11-13 Nadine Behrmann , Juergen Gall , Mehdi Noroozi

Depth estimation is a core problem in robotic perception and vision tasks, but 3D reconstruction from a single image presents inherent uncertainties. Current depth estimation models primarily rely on inter-image relationships for supervised…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Jinchang Zhang , Guoyu Lu

Monocular depth estimation is scale-ambiguous, and thus requires scale supervision to produce metric predictions. Even so, the resulting models will be geometry-specific, with learned scales that cannot be directly transferred across…

Computer Vision and Pattern Recognition · Computer Science 2023-07-03 Vitor Guizilini , Igor Vasiljevic , Dian Chen , Rares Ambrus , Adrien Gaidon

Scene flow is the task of estimating 3D motion vectors to individual points of a dynamic 3D scene. Motion vectors have shown to be beneficial for downstream tasks such as action classification and collision avoidance. However, data…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Victor Zuanazzi

A natural approach to generative modeling of videos is to represent them as a composition of moving objects. Recent works model a set of 2D sprites over a slowly-varying background, but without considering the underlying 3D scene that gives…

Computer Vision and Pattern Recognition · Computer Science 2021-03-26 Paul Henderson , Christoph H. Lampert

We present a method for predicting dense depth in scenarios where both a monocular camera and people in the scene are freely moving. Existing methods for recovering depth for dynamic, non-rigid objects from monocular video impose strong…

Computer Vision and Pattern Recognition · Computer Science 2019-04-26 Zhengqi Li , Tali Dekel , Forrester Cole , Richard Tucker , Noah Snavely , Ce Liu , William T. Freeman

Event cameras such as DAVIS can simultaneously output high temporal resolution events and low frame-rate intensity images, which own great potential in capturing scene motion, such as optical flow estimation. Most of the existing optical…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Zhexiong Wan , Yuchao Dai , Yuxin Mao

Animals have evolved highly functional visual systems to understand motion, assisting perception even under complex environments. In this paper, we work towards developing a computer vision system able to segment objects by exploiting…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Charig Yang , Hala Lamdouar , Erika Lu , Andrew Zisserman , Weidi Xie

Parametric human models capture global pose but cannot represent the non-rigid surface dynamics of clothing and soft tissue. Generic scene flow estimates dense motion but breaks down on articulated bodies, where pixel-level supervision is…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Zhanbo Huang , Xiaoming Liu , Yu Kong

This paper deals with the scarcity of data for training optical flow networks, highlighting the limitations of existing sources such as labeled synthetic datasets or unlabeled real videos. Specifically, we introduce a framework to generate…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Filippo Aleotti , Matteo Poggi , Stefano Mattoccia

In this paper we present a novel self-supervised method to anticipate the depth estimate for a future, unobserved real-world urban scene. This work is the first to explore self-supervised learning for estimation of monocular depth of future…

Computer Vision and Pattern Recognition · Computer Science 2022-07-12 Sauradip Nag , Nisarg Shah , Anran Qi , Raghavendra Ramachandra

Neural networks have shown great success in extracting geometric information from color images. Especially, monocular depth estimation networks are increasingly reliable in real-world scenes. In this work we investigate the applicability of…

Computer Vision and Pattern Recognition · Computer Science 2023-02-21 Dominik Engel , Sebastian Hartwig , Timo Ropinski