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Related papers: Level Set Binocular Stereo with Occlusions

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We propose a self-supervised monocular depth estimation network tailored for endoscopic scenes, aiming to infer depth within the gastrointestinal tract from monocular images. Existing methods, though accurate, typically assume consistent…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Zebo Huang , Yinghui Wang

Unwanted camera occlusions, such as debris, dust, rain-drops, and snow, can severely degrade the performance of computer-vision systems. Dynamic occlusions are particularly challenging because of the continuously changing pattern. Existing…

Computer Vision and Pattern Recognition · Computer Science 2023-08-02 Rong Zou , Manasi Muglikar , Nico Messikommer , Davide Scaramuzza

Depth estimation is a fundamental issue in 4-D light field processing and analysis. Although recent supervised learning-based light field depth estimation methods have significantly improved the accuracy and efficiency of traditional…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Jing Jin , Junhui Hou

Although recent years have witnessed the great advances in stereo image super-resolution (SR), the beneficial information provided by binocular systems has not been fully used. Since stereo images are highly symmetric under epipolar…

Computer Vision and Pattern Recognition · Computer Science 2021-04-21 Yingqian Wang , Xinyi Ying , Longguang Wang , Jungang Yang , Wei An , Yulan Guo

In this work, we present a novel learning-based approach to synthesize new views of a light field image. In particular, given the four corner views of a light field, the presented method estimates any in-between view. We use three…

Computer Vision and Pattern Recognition · Computer Science 2021-02-19 Julia Navarro , Neus Sabater

Occlusion poses a great threat to monocular multi-person 3D human pose estimation due to large variability in terms of the shape, appearance, and position of occluders. While existing methods try to handle occlusion with pose…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Qihao Liu , Yi Zhang , Song Bai , Alan Yuille

People detection in single 2D images has improved greatly in recent years. However, comparatively little of this progress has percolated into multi-camera multi-people tracking algorithms, whose performance still degrades severely when…

Computer Vision and Pattern Recognition · Computer Science 2017-04-21 Pierre Baqué , François Fleuret , Pascal Fua

We propose a novel training-free image generation algorithm that precisely controls the occlusion relationships between objects in an image. Existing image generation methods typically rely on prompts to influence occlusion, which often…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Xiaohang Zhan , Dingming Liu

We present a novel approach to template matching that is efficient, can handle partial occlusions, and comes with provable performance guarantees. A key component of the method is a reduction that transforms the problem of searching a…

Computer Vision and Pattern Recognition · Computer Science 2018-04-10 Simon Korman , Mark Milam , Stefano Soatto

Efficient yet accurate extraction of depth from stereo image pairs is required by systems with low power resources, such as robotics and embedded systems. State-of-the-art stereo matching methods based on convolutional neural networks…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 Rafael Brandt , Nicola Strisciuglio , Nicolai Petkov

Retrieving occlusion relation among objects in a single image is challenging due to sparsity of boundaries in image. We observe two key issues in existing works: firstly, lack of an architecture which can exploit the limited amount of…

Computer Vision and Pattern Recognition · Computer Science 2021-08-19 Panhe Feng , Qi She , Lei Zhu , Jiaxin Li , Lin Zhang , Zijian Feng , Changhu Wang , Chunpeng Li , Xuejing Kang , Anlong Ming

Stereo matching is an essential basis for various applications, but most stereo matching methods have poor generalization performance and require a fixed disparity search range. Moreover, current stereo matching methods focus on the scenes…

Computer Vision and Pattern Recognition · Computer Science 2022-05-11 Jiazhi Liu , Feng Liu

This paper investigates a class of stochastic bilevel optimization problems where the upper-level function is nonconvex with potentially unbounded smoothness and the lower-level problem is strongly convex. These problems have significant…

Machine Learning · Computer Science 2025-01-16 Xiaochuan Gong , Jie Hao , Mingrui Liu

Modern neural network-based algorithms are able to produce highly accurate depth estimates from stereo image pairs, nearly matching the reliability of measurements from more expensive depth sensors. However, this accuracy comes with a…

Computer Vision and Pattern Recognition · Computer Science 2019-03-13 Kyle Yee , Ayan Chakrabarti

This paper presents a novel framework in which image cosegmentation and colocalization are cast into a single optimization problem that integrates information from low level appearance cues with that of high level localization cues in a…

Computer Vision and Pattern Recognition · Computer Science 2017-05-18 Abhishek Sharma

Large occlusions result in a significant decline in image classification accuracy. During inference, diverse types of unseen occlusions introduce out-of-distribution data to the classification model, leading to accuracy dropping as low as…

Computer Vision and Pattern Recognition · Computer Science 2024-02-13 Ketan Kotwal , Tanay Deshmukh , Preeti Gopal

Occlusion is an inevitable and critical problem in unsupervised optical flow learning. Existing methods either treat occlusions equally as non-occluded regions or simply remove them to avoid incorrectness. However, the occlusion regions can…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 Kunming Luo , Chuan Wang , Nianjin Ye , Shuaicheng Liu , Jue Wang

We study the 3D object understanding task for manipulating everyday objects with different material properties (diffuse, specular, transparent and mixed). Existing monocular and RGB-D methods suffer from scale ambiguity due to missing or…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Chuanrui Zhang , Yonggen Ling , Minglei Lu , Minghan Qin , Haoqian Wang

Recent work has shown that convolutional neural networks (CNNs) can be applied successfully in disparity estimation, but these methods still suffer from errors in regions of low-texture, occlusions and reflections. Concurrently, deep…

Computer Vision and Pattern Recognition · Computer Science 2019-05-09 Junming Zhang , Katherine A. Skinner , Ram Vasudevan , Matthew Johnson-Roberson

In complex environments, low-cost and robust localization is a challenging problem. For example, in a GPSdenied environment, LiDAR can provide accurate position information, but the cost is high. In general, visual SLAM based localization…

Computer Vision and Pattern Recognition · Computer Science 2019-12-12 Dong Han , Zuhao Zou , Lujia Wang , Cheng-Zhong Xu