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In this paper, we introduce a deep multi-view stereo (MVS) system that jointly predicts depths, surface normals and per-view confidence maps. The key to our approach is a novel solver that iteratively solves for per-view depth map and…

Computer Vision and Pattern Recognition · Computer Science 2022-01-20 Wang Zhao , Shaohui Liu , Yi Wei , Hengkai Guo , Yong-Jin Liu

Multi-View Stereo~(MVS) is a fundamental problem in geometric computer vision which aims to reconstruct a scene using multi-view images with known camera parameters. However, the mainstream approaches represent the scene with a fixed…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Song Zhang , Wenjia Xu , Zhiwei Wei , Lili Zhang , Yang Wang , Junyi Liu

Deep learning based 3D shape generation methods generally utilize latent features extracted from color images to encode the semantics of objects and guide the shape generation process. These color image semantics only implicitly encode 3D…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Rakesh Shrestha , Zhiwen Fan , Qingkun Su , Zuozhuo Dai , Siyu Zhu , Ping Tan

Recent work in multi-view stereo (MVS) combines learnable photometric scores and regularization with PatchMatch-based optimization to achieve robust pixelwise estimates of depth, normals, and visibility. However, non-learning based methods…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Jae Yong Lee , Chuhang Zou , Derek Hoiem

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…

Computer Vision and Pattern Recognition · Computer Science 2020-08-20 Jingyang Zhang , Yao Yao , Shiwei Li , Zixin Luo , Tian Fang

Multi-task approaches to joint depth and segmentation prediction are well-studied for monocular images. Yet, predictions from a single-view are inherently limited, while multiple views are available in many robotics applications. On the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-02 Mykhailo Shvets , Dongxu Zhao , Marc Niethammer , Roni Sengupta , Alexander C. Berg

Recently, vision Transformers (ViTs) have been actively applied to fine-grained visual recognition (FGVR). ViT can effectively model the interdependencies between patch-divided object regions through an inherent self-attention mechanism. In…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Jiyong Moon , Junseok Lee , Yunju Lee , Seongsik Park

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…

Computer Vision and Pattern Recognition · Computer Science 2020-06-09 Baichuan Huang , Hongwei Yi , Can Huang , Yijia He , Jingbin Liu , Xiao Liu

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…

Computer Vision and Pattern Recognition · Computer Science 2020-05-29 Baichuan Huang , Hongwei Yi , Can Huang , Yijia He , Jingbin Liu , Xiao Liu

n this paper, we propose an effective and efficient pyramid multi-view stereo (MVS) net with self-adaptive view aggregation for accurate and complete dense point cloud reconstruction. Different from using mean square variance to generate…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Hongwei Yi , Zizhuang Wei , Mingyu Ding , Runze Zhang , Yisong Chen , Guoping Wang , Yu-Wing Tai

Audio-Visual Segmentation (AVS) aims to precisely outline audible objects in a visual scene at the pixel level. Existing AVS methods require fine-grained annotations of audio-mask pairs in supervised learning fashion. This limits their…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 Swapnil Bhosale , Haosen Yang , Diptesh Kanojia , Xiatian Zhu

Audio-Visual Segmentation (AVS) aims to identify, at the pixel level, the object in a visual scene that produces a given sound. Current AVS methods rely on costly fine-grained annotations of mask-audio pairs, making them impractical for…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Swapnil Bhosale , Haosen Yang , Diptesh Kanojia , Jiangkang Deng , Xiatian Zhu

Learning-based Multi-View Stereo (MVS) methods aim to predict depth maps for a sequence of calibrated images to recover dense point clouds. However, existing MVS methods often struggle with challenging regions, such as textureless regions…

Computer Vision and Pattern Recognition · Computer Science 2025-07-16 Jianfei Jiang , Qiankun Liu , Haochen Yu , Hongyuan Liu , Liyong Wang , Jiansheng Chen , Huimin Ma

Pretrained vision-language models (VLMs), such as CLIP, have shown remarkable potential in few-shot image classification and led to numerous effective transfer learning strategies. These methods leverage the pretrained knowledge of VLMs to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-19 Dexia Chen , Qianjie Zhu , Weibing Li , Yue Yu , Tong Zhang , Ruixuan Wang

Feature representation learning is the key recipe for learning-based Multi-View Stereo (MVS). As the common feature extractor of learning-based MVS, vanilla Feature Pyramid Networks (FPNs) suffer from discouraged feature representations for…

Computer Vision and Pattern Recognition · Computer Science 2022-12-19 Chenjie Cao , Xinlin Ren , Yanwei Fu

We propose a novel approach for deep learning-based Multi-View Stereo (MVS). For each pixel in the reference image, our method leverages a deep architecture to search for the corresponding point in the source image directly along the…

Computer Vision and Pattern Recognition · Computer Science 2022-12-14 Christian Sormann , Emanuele Santellani , Mattia Rossi , Andreas Kuhn , Friedrich Fraundorfer

In the rapidly evolving field of 3D reconstruction, 3D Gaussian Splatting (3DGS) and 2D Gaussian Splatting (2DGS) represent significant advancements. Although 2DGS compresses 3D Gaussian primitives into 2D Gaussian surfels to effectively…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Zhuoxiao Li , Shanliang Yao , Yijie Chu , Angel F. Garcia-Fernandez , Yong Yue , Eng Gee Lim , Xiaohui Zhu

Albeit with varying degrees of progress in the field of Semi-Supervised Semantic Segmentation, most of its recent successes are involved in unwieldy models and the lightweight solution is still not yet explored. We find that existing…

Computer Vision and Pattern Recognition · Computer Science 2022-08-23 Jie Qin , Jie Wu , Ming Li , Xuefeng Xiao , Min Zheng , Xingang Wang

Existing self-supervised learning methods based on contrastive learning and masked image modeling have demonstrated impressive performances. However, current masked image modeling methods are mainly utilized in natural images, and their…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Xiangtao Wang , Ruizhi Wang , Biao Tian , Jiaojiao Zhang , Shuo Zhang , Junyang Chen , Thomas Lukasiewicz , Zhenghua Xu

We introduce Point-MVSNet, a novel point-based deep framework for multi-view stereo (MVS). Distinct from existing cost volume approaches, our method directly processes the target scene as point clouds. More specifically, our method predicts…

Computer Vision and Pattern Recognition · Computer Science 2019-08-14 Rui Chen , Songfang Han , Jing Xu , Hao Su