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Related papers: Crowdsampling the Plenoptic Function

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This paper presents a computational framework for accurately estimating the disparity map of plenoptic images. The proposed framework is based on the variational principle and provides intrinsic sub-pixel precision. The light-field motion…

Computer Vision and Pattern Recognition · Computer Science 2018-05-04 Trung-Hieu Tran , Zhe Wang , Sven Simon

Researches in novel viewpoint synthesis majorly focus on interpolation from multi-view input images. In this paper, we focus on a more challenging and ill-posed problem that is to synthesize novel viewpoints from one single input image. To…

Computer Vision and Pattern Recognition · Computer Science 2017-11-20 Xiaodong Cun , Feng Xu , Chi-Man Pun , Hao Gao

Computer vision techniques have been used to produce accurate and generic crowd count estimators in recent years. Due to severe occlusions, appearance variations, perspective distortions and illumination conditions, crowd counting is a very…

Computer Vision and Pattern Recognition · Computer Science 2017-10-27 Haiyan Yao , Kang Han , Wanggen Wan , Li Hou

We present Neural Pixel Composition (NPC), a novel approach for continuous 3D-4D view synthesis given only a discrete set of multi-view observations as input. Existing state-of-the-art approaches require dense multi-view supervision and an…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Aayush Bansal , Michael Zollhoefer

Synthesizing novel views for urban environments is crucial for tasks like autonomous driving and virtual tours. Compared to object-level or indoor situations, outdoor settings present unique challenges, such as inconsistency across frames…

Computer Vision and Pattern Recognition · Computer Science 2023-11-30 Mreenav Shyam Deka , Lu Sang , Daniel Cremers

In a setup illuminated by chaotic light, we consider different schemes that enable to perform imaging by measuring second-order intensity correlations. The most relevant feature of the proposed protocols is the ability to perform plenoptic…

Existing multi-view crowd counting and localization methods are evaluated under relatively small scenes with limited crowd numbers, camera views, and frames. This makes the evaluation and comparison of existing methods impractical, as small…

Computer Vision and Pattern Recognition · Computer Science 2026-03-26 Qi Zhang , Daijie Chen , Yunfei Gong , Hui Huang

This paper proposes an observer for generating depth maps of a scene from a sequence of measurements acquired by a two-plane light-field (plenoptic) camera. The observer is based on a gradient-descent methodology. The use of motion allows…

Optimization and Control · Mathematics 2018-09-24 Sean G. P. O'Brien , Jochen Trumpf , Viorela Ila , Robert Mahony

With the introduction of consumer light field cameras, light field imaging has recently become widespread. However, there is an inherent trade-off between the angular and spatial resolution, and thus, these cameras often sparsely sample in…

Computer Vision and Pattern Recognition · Computer Science 2016-09-13 Nima Khademi Kalantari , Ting-Chun Wang , Ravi Ramamoorthi

Recent advancements in view synthesis have significantly enhanced immersive experiences across various computer graphics and multimedia applications, including telepresence and entertainment. By enabling the generation of new perspectives…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Manu Gond , Emin Zerman , Sebastian Knorr , Mårten Sjöström

We describe a system that builds a high dynamic-range and wide-angle image of the night sky by combining a large set of input images. The method makes use of pixel-rank information in the individual input images to improve a "consensus"…

Computer Vision and Pattern Recognition · Computer Science 2014-06-09 Dustin Lang , David W. Hogg , Bernhard Scholkopf

In this work, we introduce panoramic panoptic segmentation as the most holistic scene understanding both in terms of field of view and image level understanding for standard camera based input. A complete surrounding understanding provides…

Computer Vision and Pattern Recognition · Computer Science 2021-05-31 Alexander Jaus , Kailun Yang , Rainer Stiefelhagen

In this study, we propose two novel input processing paradigms for novel view synthesis (NVS) methods based on layered scene representations that significantly improve their runtime without compromising quality. Our approach identifies and…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Jonas Kohler , Nicolas Griffiths Sanchez , Luca Cavalli , Catherine Herold , Albert Pumarola , Alberto Garcia Garcia , Ali Thabet

View synthesis is a process for generating novel views from a scene which has been recorded with a 3-D camera setup. It has important applications in 3-D post-production and 2-D to 3-D conversion. However, a central problem in the…

Computer Vision and Pattern Recognition · Computer Science 2014-06-25 Julian Habigt , Klaus Diepold

Volumetric (4D) performance capture is fundamental for AR/VR content generation. Whereas previous work in 4D performance capture has shown impressive results in studio settings, the technology is still far from being accessible to a typical…

In this work we introduce a new self-supervised, semi-parametric approach for synthesizing novel views of a vehicle starting from a single monocular image. Differently from parametric (i.e. entirely learning-based) methods, we show how…

Computer Vision and Pattern Recognition · Computer Science 2020-10-13 Andrea Palazzi , Luca Bergamini , Simone Calderara , Rita Cucchiara

Image view synthesis has seen great success in reconstructing photorealistic visuals, thanks to deep learning and various novel representations. The next key step in immersive virtual experiences is view synthesis of dynamic scenes.…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Kai-En Lin , Guowei Yang , Lei Xiao , Feng Liu , Ravi Ramamoorthi

Plenoptic cameras enable the capturing of spatial as well as angular color information which can be used for various applications among which are image refocusing and depth calculations. However, these cameras are expensive and research in…

Image and Video Processing · Electrical Eng. & Systems 2022-04-12 Tim Michels , Arne Petersen , Luca Palmieri , Reinhard Koch

The correlation properties of light provide an outstanding tool to overcome the limitations of traditional imaging techniques. A relevant case is represented by correlation plenoptic imaging (CPI), a quantum-inspired volumetric imaging…

Synthesizing a densely sampled light field from a single image is highly beneficial for many applications. The conventional method reconstructs a depth map and relies on physical-based rendering and a secondary network to improve the…

Computer Vision and Pattern Recognition · Computer Science 2019-04-01 Andre Ivan , Williem , In Kyu Park