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Scene depth estimation from stereo and monocular imagery is critical for extracting 3D information for downstream tasks such as scene understanding. Recently, learning-based methods for depth estimation have received much attention due to…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Zhaoshuo Li , Nathan Drenkow , Hao Ding , Andy S. Ding , Alexander Lu , Francis X. Creighton , Russell H. Taylor , Mathias Unberath

It has long been challenging to recover the underlying dynamic 3D scene representations from a monocular RGB video. Existing works formulate this problem into finding a single most plausible solution by adding various constraints such as…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Ziyang Song , Jinxi Li , Bo Yang

Deep convolutional neural networks (CNNs) have been widely used in surface defect detection. However, no CNN architecture is suitable for all detection tasks and designing effective task-specific requires considerable effort. The neural…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Zhenrong Wang , Bin Li , Weifeng Li , Shuanlong Niu , Wang Miao , Tongzhi Niu

Image retargeting is the task of making images capable of being displayed on screens with different sizes. This work should be done so that high-level visual information and low-level features such as texture remain as intact as possible to…

计算机视觉与模式识别 · 计算机科学 2019-10-18 Mahdi Ahmadi , Nader Karimi , Shadrokh Samavi

Accurately modeling sound propagation with complex real-world environments is essential for Novel View Acoustic Synthesis (NVAS). While previous studies have leveraged visual perception to estimate spatial acoustics, the combined use of…

多媒体 · 计算机科学 2025-03-18 Hadam Baek , Hannie Shin , Jiyoung Seo , Chanwoo Kim , Saerom Kim , Hyeongbok Kim , Sangpil Kim

We present GLNet, a self-supervised framework for learning depth, optical flow, camera pose and intrinsic parameters from monocular video - addressing the difficulty of acquiring realistic ground-truth for such tasks. We propose three…

计算机视觉与模式识别 · 计算机科学 2019-09-10 Yuhua Chen , Cordelia Schmid , Cristian Sminchisescu

Predicting accurate normal maps of objects from two-dimensional images in regions of complex structure and spatial material variations is challenging using photometric stereo methods due to the influence of surface reflection properties…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Kai Luo , Yakun Ju , Lin Qi , Kaixuan Wang , Junyu Dong

The absolute depth values of surrounding environments provide crucial cues for various assistive technologies, such as localization, navigation, and 3D structure estimation. We propose that accurate depth estimated from panoramic images can…

计算机视觉与模式识别 · 计算机科学 2024-02-05 Junho Kim , Eun Sun Lee , Young Min Kim

Supervised learning is the workhorse for regression and classification tasks, but the standard approach presumes ground truth for every measurement. In real world applications, limitations due to expense or general in-feasibility due to the…

计算机视觉与模式识别 · 计算机科学 2019-09-11 Muhammad K A Hamdan , Daine T. Rover , Matthew J. Darr , John Just

This paper tackles the challenges of self-supervised monocular depth estimation in indoor scenes caused by large rotation between frames and low texture. We ease the learning process by obtaining coarse camera poses from monocular sequences…

计算机视觉与模式识别 · 计算机科学 2023-09-29 Chaoqiang Zhao , Matteo Poggi , Fabio Tosi , Lei Zhou , Qiyu Sun , Yang Tang , Stefano Mattoccia

Scene recognition, particularly for aerial and underwater images, often suffers from various types of degradation, such as blurring or overexposure. Previous works that focus on convolutional neural networks have been shown to be able to…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Jianqi Zhang , Mengxuan Wang , Jingyao Wang , Lingyu Si , Changwen Zheng , Fanjiang Xu

This paper presents a new deep neural network design for salient object detection by maximizing the integration of local and global image context within, around, and beyond the salient objects. Our key idea is to adaptively propagate and…

计算机视觉与模式识别 · 计算机科学 2020-05-21 Xiaowei Hu , Chi-Wing Fu , Lei Zhu , Tianyu Wang , Pheng-Ann Heng

Building extraction in VHR RSIs remains a challenging task due to occlusion and boundary ambiguity problems. Although conventional convolutional neural networks (CNNs) based methods are capable of exploiting local texture and context…

计算机视觉与模式识别 · 计算机科学 2021-12-21 Lei Ding , Hao Tang , Yahui Liu , Yilei Shi , Xiao Xiang Zhu , Lorenzo Bruzzone

The need for fast, effective and accurate surveys have become increasingly necessary. A major part of the research is supported by photographic surveys which are used for capturing expansive natural surfaces using a wide range of sensors --…

图像与视频处理 · 电气工程与系统科学 2023-05-16 Maniratnam Mandal

Recently, neural implicit surfaces learning by volume rendering has become popular for multi-view reconstruction. However, one key challenge remains: existing approaches lack explicit multi-view geometry constraints, hence usually fail to…

计算机视觉与模式识别 · 计算机科学 2022-06-01 Qiancheng Fu , Qingshan Xu , Yew-Soon Ong , Wenbing Tao

In recent years, point cloud normal estimation, as a classical and foundational algorithm, has garnered extensive attention in the field of 3D geometric processing. Despite the remarkable performance achieved by current Neural Network-based…

计算机视觉与模式识别 · 计算机科学 2024-06-28 Jun Zhou , Yaoshun Li , Hongchen Tan , Mingjie Wang , Nannan Li , Xiuping Liu

Significant progress has been made in self-supervised image denoising (SSID) in the recent few years. However, most methods focus on dealing with spatially independent noise, and they have little practicality on real-world sRGB images with…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Junyi Li , Zhilu Zhang , Xiaoyu Liu , Chaoyu Feng , Xiaotao Wang , Lei Lei , Wangmeng Zuo

We introduce an approach that leverages surface normal predictions, along with appearance cues, to retrieve 3D models for objects depicted in 2D still images from a large CAD object library. Critical to the success of our approach is the…

计算机视觉与模式识别 · 计算机科学 2016-04-06 Aayush Bansal , Bryan Russell , Abhinav Gupta

We present a novel neural surface reconstruction method called NeuralRoom for reconstructing room-sized indoor scenes directly from a set of 2D images. Recently, implicit neural representations have become a promising way to reconstruct…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Yusen Wang , Zongcheng Li , Yu Jiang , Kaixuan Zhou , Tuo Cao , Yanping Fu , Chunxia Xiao

We propose Shift R-CNN, a hybrid model for monocular 3D object detection, which combines deep learning with the power of geometry. We adapt a Faster R-CNN network for regressing initial 2D and 3D object properties and combine it with a…

计算机视觉与模式识别 · 计算机科学 2019-05-27 Andretti Naiden , Vlad Paunescu , Gyeongmo Kim , ByeongMoon Jeon , Marius Leordeanu