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In this paper, we introduce a novel network, called discriminative feature network (DFNet), to address the unsupervised video object segmentation task. To capture the inherent correlation among video frames, we learn discriminative features…

Computer Vision and Pattern Recognition · Computer Science 2020-08-05 Mingmin Zhen , Shiwei Li , Lei Zhou , Jiaxiang Shang , Haoan Feng , Tian Fang , Long Quan

RGB-D scene parsing methods effectively capture both semantic and geometric features of the environment, demonstrating great potential under challenging conditions such as extreme weather and low lighting. However, existing RGB-D scene…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Jianxin Huang , Jiahang Li , Sergey Vityazev , Alexander Dvorkovich , Rui Fan

This work addresses the task of open world semantic segmentation using RGBD sensing to discover new semantic classes over time. Although there are many types of objects in the real-word, current semantic segmentation methods make a closed…

Computer Vision and Pattern Recognition · Computer Science 2019-07-24 Yoshikatsu Nakajima , Byeongkeun Kang , Hideo Saito , Kris Kitani

A 3D digital scene contains many components: lights, materials and geometries, interacting to reach the desired appearance. Staging such a scene is time-consuming and requires both artistic and technical skills. In this work, we propose…

Computer Vision and Pattern Recognition · Computer Science 2023-07-10 Kai Yan , Fujun Luan , MiloŠ HaŠAn , Thibault Groueix , Valentin Deschaintre , Shuang Zhao

Object detection from RGB images is a long-standing problem in image processing and computer vision. It has applications in various domains including robotics, surveillance, human-computer interaction, and medical diagnosis. With the…

Computer Vision and Pattern Recognition · Computer Science 2019-07-23 Isaac Ronald Ward , Hamid Laga , Mohammed Bennamoun

This paper focuses on the sim-to-real issue of RGB-D grasp detection and formulates it as a domain adaptation problem. In this case, we present a global-to-local method to address hybrid domain gaps in RGB and depth data and insufficient…

Robotics · Computer Science 2024-03-19 Haoxiang Ma , Ran Qin , Modi shi , Boyang Gao , Di Huang

This paper proposes a novel joint learning and densely-cooperative fusion (JL-DCF) architecture for RGB-D salient object detection. Existing models usually treat RGB and depth as independent information and design separate networks for…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Keren Fu , Deng-Ping Fan , Ge-Peng Ji , Qijun Zhao

Stairs are common building structures in urban environments, and stair detection is an important part of environment perception for autonomous mobile robots. Most existing algorithms have difficulty combining the visual information from…

Computer Vision and Pattern Recognition · Computer Science 2022-12-12 Chen Wang , Zhongcai Pei , Shuang Qiu , Zhiyong Tang

A feature selection algorithm should ideally satisfy four conditions: reliably extract relevant features; be able to identify non-linear feature interactions; scale linearly with the number of features and dimensions; allow the…

Machine Learning · Computer Science 2019-01-15 Zhixiang Eddie Xu , Gao Huang , Kilian Q. Weinberger , Alice X. Zheng

Most of the state-of-the-art indirect visual SLAM methods are based on the sparse point features. However, it is hard to find enough reliable point features for state estimation in the case of low-textured scenes. Line features are abundant…

Robotics · Computer Science 2021-02-16 Xin Ma , Xinwu Liang

Recently, segmentation-based scene text detection methods have drawn extensive attention in the scene text detection field, because of their superiority in detecting the text instances of arbitrary shapes and extreme aspect ratios,…

Computer Vision and Pattern Recognition · Computer Science 2022-02-22 Minghui Liao , Zhisheng Zou , Zhaoyi Wan , Cong Yao , Xiang Bai

Scene classification is a fundamental perception task for environmental understanding in today's robotics. In this paper, we have attempted to exploit the use of popular machine learning technique of deep learning to enhance scene…

Computer Vision and Pattern Recognition · Computer Science 2015-09-23 Yiyi Liao , Sarath Kodagoda , Yue Wang , Lei Shi , Yong Liu

Robust scene segmentation and keyframe extraction are essential preprocessing steps in video understanding pipelines, supporting tasks such as indexing, summarization, and semantic retrieval. However, existing methods often lack…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Vasilii Korolkov

We address the problem of glass surface segmentation with an RGB-D camera, with a focus on effectively fusing RGB and depth information. To this end, we propose a Weighted Feature Fusion (WFF) module that dynamically and adaptively combines…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Henghong Lin , Zihan Zhu , Tao Wang , Anastasia Ioannou , Yuanshui Huang

Local feature provides compact and invariant image representation for various visual tasks. Current deep learning-based local feature algorithms always utilize convolution neural network (CNN) architecture with limited receptive field.…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Jinyu Miao , Haosong Yue , Zhong Liu , Xingming Wu , Zaojun Fang , Guilin Yang

Local feature matching enjoys wide-ranging applications in the realm of computer vision, encompassing domains such as image retrieval, 3D reconstruction, and object recognition. However, challenges persist in improving the accuracy and…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Shibiao Xu , Shunpeng Chen , Rongtao Xu , Changwei Wang , Peng Lu , Li Guo

This work addresses multi-class segmentation of indoor scenes with RGB-D inputs. While this area of research has gained much attention recently, most works still rely on hand-crafted features. In contrast, we apply a multiscale…

Computer Vision and Pattern Recognition · Computer Science 2013-03-15 Camille Couprie , Clément Farabet , Laurent Najman , Yann LeCun

Benefiting from the spatial cues embedded in depth images, recent progress on RGB-D saliency detection shows impressive ability on some challenge scenarios. However, there are still two limitations. One hand is that the pooling and…

Computer Vision and Pattern Recognition · Computer Science 2020-07-24 Wei Ji , Jingjing Li , Miao Zhang , Yongri Piao , Huchuan Lu

Guided depth map super-resolution (GDSR), as a hot topic in multi-modal image processing, aims to upsample low-resolution (LR) depth maps with additional information involved in high-resolution (HR) RGB images from the same scene. The…

Computer Vision and Pattern Recognition · Computer Science 2023-08-24 Zixiang Zhao , Jiangshe Zhang , Xiang Gu , Chengli Tan , Shuang Xu , Yulun Zhang , Radu Timofte , Luc Van Gool

A vast majority of augmented reality devices come equipped with depth and color cameras. Despite their advantages, extracting both photometric and depth features simultaneously in real-time remains challenging due to inherent differences…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Mehfuz A Rahman , Khushal Das , Jiju Poovvancheri , Neil London , Dong Chen