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Learning-based multi-view stereo (MVS) has by far centered around 3D convolution on cost volumes. Due to the high computation and memory consumption of 3D CNN, the resolution of output depth is often considerably limited. Different from…

计算机视觉与模式识别 · 计算机科学 2023-07-21 Yifei Shi , Junhua Xi , Dewen Hu , Zhiping Cai , Kai Xu

Recent face anti-spoofing (FAS) methods have shown remarkable cross-domain performance by employing vision-language models like CLIP. However, existing CLIP-based FAS models do not fully exploit CLIP's patch embedding tokens, failing to…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Jeongmin Yu , Susang Kim , Kisu Lee , Taekyoung Kwon , Won-Yong Shin , Ha Young Kim

The task of image-to-multi-view generation refers to generating novel views of an instance from a single image. Recent methods achieve this by extending text-to-image latent diffusion models to multi-view version, which contains an VAE…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Zhenggang Tang , Peiye Zhuang , Chaoyang Wang , Aliaksandr Siarohin , Yash Kant , Alexander Schwing , Sergey Tulyakov , Hsin-Ying Lee

As a fundamental problem in computer vision, multi-view stereo (MVS) aims at recovering the 3D geometry of a target from a set of 2D images. Recent advances in MVS have shown that it is important to perceive non-local structured information…

计算机视觉与模式识别 · 计算机科学 2023-03-20 Chunlin Ren , Qingshan Xu , Shikun Zhang , Jiaqi Yang

Deep learning has shown to be effective for depth inference in multi-view stereo (MVS). However, the scalability and accuracy still remain an open problem in this domain. This can be attributed to the memory-consuming cost volume…

计算机视觉与模式识别 · 计算机科学 2019-12-30 Qingshan Xu , Wenbing Tao

Traditional multi-view photometric stereo (MVPS) methods are often composed of multiple disjoint stages, resulting in noticeable accumulated errors. In this paper, we present a neural inverse rendering method for MVPS based on implicit…

计算机视觉与模式识别 · 计算机科学 2022-12-23 Wenqi Yang , Guanying Chen , Chaofeng Chen , Zhenfang Chen , Kwan-Yee K. Wong

The reconstruction of low-textured areas is a prominent research focus in multi-view stereo (MVS). In recent years, traditional MVS methods have performed exceptionally well in reconstructing low-textured areas by constructing plane models.…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Kehua Chen , Zhenlong Yuan , Tianlu Mao , Zhaoqi Wang

Event cameras have the potential to revolutionize the field of robot vision, particularly in areas like stereo disparity estimation, owing to their high temporal resolution and high dynamic range. Many studies use deep learning for event…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Junjie Jiang , Hao Zhuang , Xinjie Huang , Delei Kong , Zheng Fang

Dichotomous Image Segmentation (DIS) has recently emerged towards high-precision object segmentation from high-resolution natural images. When designing an effective DIS model, the main challenge is how to balance the semantic dispersion of…

计算机视觉与模式识别 · 计算机科学 2024-04-12 Qian Yu , Xiaoqi Zhao , Youwei Pang , Lihe Zhang , Huchuan Lu

Denoising diffusion models have demonstrated outstanding results in 2D image generation, yet it remains a challenge to replicate its success in 3D shape generation. In this paper, we propose leveraging multi-view depth, which represents…

计算机视觉与模式识别 · 计算机科学 2023-12-21 Zhen Wang , Qiangeng Xu , Feitong Tan , Menglei Chai , Shichen Liu , Rohit Pandey , Sean Fanello , Achuta Kadambi , Yinda Zhang

Depth estimation is solved as a regression or classification problem in existing learning-based multi-view stereo methods. Although these two representations have recently demonstrated their excellent performance, they still have apparent…

计算机视觉与模式识别 · 计算机科学 2022-03-14 Rui Peng , Rongjie Wang , Zhenyu Wang , Yawen Lai , Ronggang Wang

In this paper, a complete pipeline for image-based 3D reconstruction of urban scenarios is proposed, based on PatchMatch Multi-View Stereo (MVS). Input images are firstly fed into an off-the-shelf visual SLAM system to extract camera poses…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Marco Orsingher , Paolo Zani , Paolo Medici , Massimo Bertozzi

Event cameras are novel bio-inspired vision sensors that output pixel-level intensity changes in microsecond accuracy with a high dynamic range and low power consumption. Despite these advantages, event cameras cannot be directly applied to…

计算机视觉与模式识别 · 计算机科学 2022-11-02 Jinjin Gu , Jinan Zhou , Ringo Sai Wo Chu , Yan Chen , Jiawei Zhang , Xuanye Cheng , Song Zhang , Jimmy S. Ren

Learning accurate depth is essential to multi-view 3D object detection. Recent approaches mainly learn depth from monocular images, which confront inherent difficulties due to the ill-posed nature of monocular depth learning. Instead of…

计算机视觉与模式识别 · 计算机科学 2022-08-23 Zengran Wang , Chen Min , Zheng Ge , Yinhao Li , Zeming Li , Hongyu Yang , Di Huang

Recovering an outdoor environment's surface mesh is vital for an agricultural robot during task planning and remote visualization. Our proposed solution is based on a newly-designed panoramic stereo camera along with a hybrid novel software…

计算机视觉与模式识别 · 计算机科学 2023-05-11 Can Pu , Chuanyu Yang , Jinnian Pu , Radim Tylecek , Robert B. Fisher

In this work, we present Multiformer, a novel approach to depth-aware video panoptic segmentation (DVPS) based on the mask transformer paradigm. Our method learns object representations that are shared across segmentation, monocular depth…

计算机视觉与模式识别 · 计算机科学 2024-12-12 Kurt H. W. Stolle

Accurate stereo depth estimation plays a critical role in various 3D tasks in both indoor and outdoor environments. Recently, learning-based multi-view stereo methods have demonstrated competitive performance with a limited number of views.…

计算机视觉与模式识别 · 计算机科学 2020-06-02 Uday Kusupati , Shuo Cheng , Rui Chen , Hao Su

Recent supervised multi-view depth estimation networks have achieved promising results. Similar to all supervised approaches, these networks require ground-truth data during training. However, collecting a large amount of multi-view depth…

计算机视觉与模式识别 · 计算机科学 2021-04-08 Jiayu Yang , Jose M. Alvarez , Miaomiao Liu

The biggest improvements in Photometric Stereo (PS) field has recently come from adoption of differentiable volumetric rendering techniques such as NeRF or Neural SDF achieving impressive reconstruction error of 0.2mm on DiLiGenT-MV…

计算机视觉与模式识别 · 计算机科学 2024-12-24 Fotios Logothetis , Ignas Budvytis , Stephan Liwicki , Roberto Cipolla

We introduce SPFSplatV2, an efficient feed-forward framework for 3D Gaussian splatting from sparse multi-view images, requiring no ground-truth poses during training and inference. It employs a shared feature extraction backbone, enabling…

计算机视觉与模式识别 · 计算机科学 2025-09-23 Ranran Huang , Krystian Mikolajczyk