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Recovering detailed facial geometry from a set of calibrated multi-view images is valuable for its wide range of applications. Traditional multi-view stereo (MVS) methods adopt an optimization-based scheme to regularize the matching cost.…

计算机视觉与模式识别 · 计算机科学 2022-05-06 Yunze Xiao , Hao Zhu , Haotian Yang , Zhengyu Diao , Xiangju Lu , Xun Cao

We propose a system that uses a convolution neural network (CNN) to estimate depth from a stereo pair followed by volumetric fusion of the predicted depth maps to produce a 3D reconstruction of a scene. Our proposed depth refinement…

计算机视觉与模式识别 · 计算机科学 2019-06-04 Rohan Chabra , Julian Straub , Chris Sweeney , Richard Newcombe , Henry Fuchs

Recent methods in stereo matching have continuously improved the accuracy using deep models. This gain, however, is attained with a high increase in computation cost, such that the network may not fit even on a moderate GPU. This issue…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Faranak Shamsafar , Samuel Woerz , Rafia Rahim , Andreas Zell

One-shot neural architecture search allows joint learning of weights and network architecture, reducing computational cost. We limit our search space to the depth of residual networks and formulate an analytically tractable variational…

Although deep learning-based methods have dominated stereo matching leaderboards by yielding unprecedented disparity accuracy, their inference time is typically slow, on the order of seconds for a pair of 540p images. The main reason is…

计算机视觉与模式识别 · 计算机科学 2020-12-03 Yiran Zhong , Charles Loop , Wonmin Byeon , Stan Birchfield , Yuchao Dai , Kaihao Zhang , Alexey Kamenev , Thomas Breuel , Hongdong Li , Jan Kautz

Multi-view photometric stereo (MVPS) is a preferred method for detailed and precise 3D acquisition of an object from images. Although popular methods for MVPS can provide outstanding results, they are often complex to execute and limited to…

计算机视觉与模式识别 · 计算机科学 2022-10-17 Berk Kaya , Suryansh Kumar , Carlos Oliveira , Vittorio Ferrari , Luc Van Gool

We present Uncertainty-aware Cascaded Stereo Network (UCS-Net) for 3D reconstruction from multiple RGB images. Multi-view stereo (MVS) aims to reconstruct fine-grained scene geometry from multi-view images. Previous learning-based MVS…

计算机视觉与模式识别 · 计算机科学 2020-04-21 Shuo Cheng , Zexiang Xu , Shilin Zhu , Zhuwen Li , Li Erran Li , Ravi Ramamoorthi , Hao Su

Recovering the scene depth from a single image is an ill-posed problem that requires additional priors, often referred to as monocular depth cues, to disambiguate different 3D interpretations. In recent works, those priors have been learned…

计算机视觉与模式识别 · 计算机科学 2020-08-18 Lam Huynh , Phong Nguyen-Ha , Jiri Matas , Esa Rahtu , Janne Heikkila

Recent deep learning approaches for multi-view depth estimation are employed either in a depth-from-video or a multi-view stereo setting. Despite different settings, these approaches are technically similar: they correlate multiple source…

计算机视觉与模式识别 · 计算机科学 2022-09-15 Philipp Schröppel , Jan Bechtold , Artemij Amiranashvili , Thomas Brox

Pairwise matching cost aggregation is a crucial step for modern learning-based Multi-view Stereo (MVS). Prior works adopt an early aggregation scheme, which adds up pairwise costs into an intermediate cost. However, we analyze that this…

计算机视觉与模式识别 · 计算机科学 2024-01-25 Jiang Wu , Rui Li , Yu Zhu , Wenxun Zhao , Jinqiu Sun , Yanning Zhang

Recently, learning-based multi-view stereo methods have achieved promising results. However, they all overlook the visibility difference among different views, which leads to an indiscriminate multi-view similarity definition and greatly…

计算机视觉与模式识别 · 计算机科学 2020-07-16 Qingshan Xu , Wenbing Tao

Due to the abundance of 2D product images from the Internet, developing efficient and scalable algorithms to recover the missing depth information is central to many applications. Recent works have addressed the single-view depth estimation…

计算机视觉与模式识别 · 计算机科学 2016-06-13 Guilin Liu , Chao Yang , Zimo Li , Duygu Ceylan , Qixing Huang

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

Unsupervised depth estimation from a single image is a very attractive technique with several implications in robotic, autonomous navigation, augmented reality and so on. This topic represents a very challenging task and the advent of deep…

计算机视觉与模式识别 · 计算机科学 2018-08-01 Matteo Poggi , Filippo Aleotti , Fabio Tosi , Stefano Mattoccia

Accurate depth estimation is at the core of many applications in computer graphics, vision, and robotics. Current state-of-the-art monocular depth estimators, trained on extensive datasets, generalize well but lack 3D consistency needed for…

计算机视觉与模式识别 · 计算机科学 2025-11-26 Laura Fink , Linus Franke , Bernhard Egger , Joachim Keinert , Marc Stamminger

In this work, we enhance a professional end-to-end volumetric video production pipeline to achieve high-fidelity human body reconstruction using only passive cameras. While current volumetric video approaches estimate depth maps using…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Decai Chen , Markus Worchel , Ingo Feldmann , Oliver Schreer , Peter Eisert

We present a real-time visual-inertial dense mapping method capable of performing incremental 3D mesh reconstruction with high quality using only sequential monocular images and inertial measurement unit (IMU) readings. 6-DoF camera poses…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Yingye Xin , Xingxing Zuo , Dongyue Lu , Stefan Leutenegger

Food volume estimation is an essential step in the pipeline of dietary assessment and demands the precise depth estimation of the food surface and table plane. Existing methods based on computer vision require either multi-image input or…

计算机视觉与模式识别 · 计算机科学 2020-08-04 Ya Lu , Thomai Stathopoulou , Stavroula Mougiakakou

In this paper, we propose enhancing monocular depth estimation by adding 3D points as depth guidance. Unlike existing depth completion methods, our approach performs well on extremely sparse and unevenly distributed point clouds, which…

计算机视觉与模式识别 · 计算机科学 2022-08-02 Lam Huynh , Phong Nguyen-Ha , Jiri Matas , Esa Rahtu , Janne Heikkila

The present Multi-view stereo (MVS) methods with supervised learning-based networks have an impressive performance comparing with traditional MVS methods. However, the ground-truth depth maps for training are hard to be obtained and are…

计算机视觉与模式识别 · 计算机科学 2020-05-29 Baichuan Huang , Hongwei Yi , Can Huang , Yijia He , Jingbin Liu , Xiao Liu