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Learning-based multi-view stereo (MVS) methods have demonstrated promising results. However, very few existing networks explicitly take the pixel-wise visibility into consideration, resulting in erroneous cost aggregation from occluded…

计算机视觉与模式识别 · 计算机科学 2020-08-20 Jingyang Zhang , Yao Yao , Shiwei Li , Zixin Luo , Tian Fang

Motivated by the need to identify erroneous disparity assignments, various approaches for uncertainty and confidence estimation of dense stereo matching have been presented in recent years. As in many other fields, especially deep learning…

计算机视觉与模式识别 · 计算机科学 2020-02-11 Max Mehltretter

In this paper, we study the problem of learning a model for human pose estimation as mixtures of compositional sub-trees in two layers of prediction. This involves estimating the pose of a sub-tree followed by identifying the relationships…

计算机视觉与模式识别 · 计算机科学 2015-12-04 Ibrahim Radwan , Abhinav Dhall , Roland Goecke

Navigating off-road with a fast autonomous vehicle depends on a robust perception system that differentiates traversable from non-traversable terrain. Typically, this depends on a semantic understanding which is based on supervised learning…

Occlusion in face recognition is a common yet challenging problem. While sparse representation based classification (SRC) has been shown promising performance in laboratory conditions (i.e. noiseless or random pixel corrupted), it performs…

计算机视觉与模式识别 · 计算机科学 2015-07-28 Yandong Wen , Weiyang Liu , Meng Yang , Yuli Fu , Youjun Xiang , Rui Hu

In this paper, a very effective method to solve the contiguous face occlusion recognition problem is proposed. It utilizes the robust image gradient direction features together with a variety of mapping functions and adopts a hierarchical…

图像与视频处理 · 电气工程与系统科学 2024-09-23 Cho-Ying Wu , Jian-Jiun Ding

Occlusion poses a great threat to monocular multi-person 3D human pose estimation due to large variability in terms of the shape, appearance, and position of occluders. While existing methods try to handle occlusion with pose…

计算机视觉与模式识别 · 计算机科学 2022-08-02 Qihao Liu , Yi Zhang , Song Bai , Alan Yuille

Vision-based localization in a prior map is of crucial importance for autonomous vehicles. Given a query image, the goal is to estimate the camera pose corresponding to the prior map, and the key is the registration problem of camera images…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Xingyu Chen , Jianru Xue , Shanmin Pang

Unsupervised learning of depth and ego-motion from unlabelled monocular videos has recently drawn great attention, which avoids the use of expensive ground truth in the supervised one. It achieves this by using the photometric errors…

计算机视觉与模式识别 · 计算机科学 2020-11-23 Hualie Jiang , Laiyan Ding , Zhenglong Sun , Rui Huang

A major focus of recent developments in stereo vision has been on how to obtain accurate dense disparity maps in passive stereo vision. Active vision systems enable more accurate estimations of dense disparity compared to passive stereo.…

计算机视觉与模式识别 · 计算机科学 2022-09-13 Laurent Valentin Jospin , Hamid Laga , Farid Boussaid , Mohammed Bennamoun

Recently, leveraging on the development of end-to-end convolutional neural networks (CNNs), deep stereo matching networks have achieved remarkable performance far exceeding traditional approaches. However, state-of-the-art stereo frameworks…

计算机视觉与模式识别 · 计算机科学 2019-12-12 Xiao Song , Xu Zhao , Liangji Fang , Hanwen Hu

Depth estimation from a single image represents a very exciting challenge in computer vision. While other image-based depth sensing techniques leverage on the geometry between different viewpoints (e.g., stereo or structure from motion),…

计算机视觉与模式识别 · 计算机科学 2018-10-29 Pierluigi Zama Ramirez , Matteo Poggi , Fabio Tosi , Stefano Mattoccia , Luigi Di Stefano

Face recognition remains a challenging task in unconstrained scenarios, especially when faces are partially occluded. To improve the robustness against occlusion, augmenting the training images with artificial occlusions has been proved as…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Mingjie He , Jie Zhang , Shiguang Shan , Xiao Liu , Zhongqin Wu , Xilin Chen

This paper presents a fully unsupervised approach for binary road segmentation (road vs. non-road), eliminating the reliance on costly manually labeled datasets. The method leverages scene geometry and temporal cues to distinguish road from…

计算机视觉与模式识别 · 计算机科学 2026-05-06 Sara Hatami Rostami , Behrooz Nasihatkon

In this paper, we contrive a stereo matching algorithm with careful handling of disparity, discontinuity and occlusion. This algorithm works a worldwide matching stereo model which is based on minimization of energy. The global energy…

计算机视觉与模式识别 · 计算机科学 2017-08-31 Vamshhi Pavan Kumar Varma Vegeshna

This paper presents a system for improving the robustness of LiDAR lateral localisation systems. This is made possible by including detections of road boundaries which are invisible to the sensor (due to occlusion, e.g. traffic) but can be…

机器人学 · 计算机科学 2020-03-11 Tarlan Suleymanov , Matthew Gadd , Lars Kunze , Paul Newman

Multiple pedestrian tracking is crucial for enhancing safety and efficiency in intelligent transport and autonomous driving systems by predicting movements and enabling adaptive decision-making in dynamic environments. It optimizes traffic…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Jianjun Gao , Yi Wang , Kim-Hui Yap , Kratika Garg , Boon Siew Han

Localizing stereo boundaries is difficult because matching cues are absent in the occluded regions that are adjacent to them. We introduce an energy and level-set optimizer that improves boundaries by encoding the essential geometry of…

计算机视觉与模式识别 · 计算机科学 2021-06-21 Jialiang Wang , Todd Zickler

We present a novel self-taught framework for unsupervised metric learning, which alternates between predicting class-equivalence relations between data through a moving average of an embedding model and learning the model with the predicted…

计算机视觉与模式识别 · 计算机科学 2022-05-05 Sungyeon Kim , Dongwon Kim , Minsu Cho , Suha Kwak

Robust in-bed human pose estimation under blanket occlusion remains challenging due to the scarcity of reliable labeled training data for heavily covered poses. Existing approaches rely on multi-modal sensing or image-to-image translation…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Navid Aslankhani Khameneh , Marco Carletti , Cigdem Beyan