中文
相关论文

相关论文: Angular Luminance for Material Segmentation

200 篇论文

Image segmentation is an important task in the domain of computer vision and medical imaging. In natural and medical images, intensity inhomogeneity, i.e. the varying image intensity, occurs often and it poses considerable challenges for…

图像与视频处理 · 电气工程与系统科学 2019-04-04 Raymond Chan , Hongfei Yang , Tieyong Zeng

An entropy-based image segmentation approach is introduced and applied to color images obtained from Google Earth. Segmentation refers to the process of partitioning a digital image in order to locate different objects and regions of…

计算物理 · 物理学 2009-11-10 A. L. Barbieri , G. Arruda , F. A. Rodrigues , O. M. Bruno , L. da F. Costa

Semantic segmentation of remote sensing images plays an important role in a wide range of applications including land resource management, biosphere monitoring and urban planning. Although the accuracy of semantic segmentation in remote…

图像与视频处理 · 电气工程与系统科学 2021-09-21 Rui Li , Shunyi Zheng , Chenxi Duan , Ce Zhang , Jianlin Su , P. M. Atkinson

Segmentation in dynamic outdoor environments can be difficult when the illumination levels and other aspects of the scene cannot be controlled. Specifically in orchard and vineyard automation contexts, a background material is often used to…

计算机视觉与模式识别 · 计算机科学 2018-04-04 Amy Tabb , Henry Medeiros

Thesedays, Convolutional Neural Networks are widely used in semantic segmentation. However, since CNN-based segmentation networks produce low-resolution outputs with rich semantic information, it is inevitable that spatial details (e.g.,…

计算机视觉与模式识别 · 计算机科学 2019-10-03 Youngeun Kim , Seunghyeon Kim , Taekyung Kim , Changick Kim

Faithful manipulation of shape, material, and illumination in 2D Internet images would greatly benefit from a reliable factorization of appearance into material (i.e., diffuse and specular) and illumination (i.e., environment maps). On the…

图形学 · 计算机科学 2017-11-15 Tuanfeng Y. Wang , Tobias Ritschel , Niloy J. Mitra

Line segments are ubiquitous in our human-made world and are increasingly used in vision tasks. They are complementary to feature points thanks to their spatial extent and the structural information they provide. Traditional line detectors…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Rémi Pautrat , Daniel Barath , Viktor Larsson , Martin R. Oswald , Marc Pollefeys

Light field photography enables to record 4D images, containing angular information alongside spatial information of the scene. One of the important applications of light field imaging is post-capture refocusing. Current methods require for…

计算机视觉与模式识别 · 计算机科学 2020-09-08 Shachar Ben Dayan , David Mendlovic , Raja Giryes

Semantic segmentation of satellite imagery is a common approach to identify patterns and detect changes around the planet. Most of the state-of-the-art semantic segmentation models are trained in a fully supervised way using Convolutional…

计算机视觉与模式识别 · 计算机科学 2020-12-08 Aditya Kulkarni , Tharun Mohandoss , Daniel Northrup , Ernest Mwebaze , Hamed Alemohammad

Empowered by deep learning, recent methods for material capture can estimate a spatially-varying reflectance from a single photograph. Such lightweight capture is in stark contrast with the tens or hundreds of pictures required by…

图形学 · 计算机科学 2019-06-28 Valentin Deschaintre , Miika Aittala , Fredo Durand , George Drettakis , Adrien Bousseau

For visual object recognition tasks, the illumination variations can cause distinct changes in object appearance and thus confuse the deep neural network based recognition models. Especially for some rare illumination conditions, collecting…

计算机视觉与模式识别 · 计算机科学 2022-10-07 Haipeng Zhang , Zhong Cao , Ziang Yan , Changshui Zhang

Regular cameras and cell phones are able to capture limited luminosity. Thus, in terms of quality, most of the produced images from such devices are not similar to the real world. They are overly dark or too bright, and the details are not…

计算机视觉与模式识别 · 计算机科学 2022-12-07 Ali Reza Omrani , Davide Moroni

Image recognition tasks that involve identifying parts of an object or the contents of a vessel can be viewed as a hierarchical problem, which can be solved by initial recognition of the main object, followed by recognition of its parts or…

计算机视觉与模式识别 · 计算机科学 2017-10-17 Sagi Eppel

Salient object detection, which aims to identify and locate the most salient pixels or regions in images, has been attracting more and more interest due to its various real-world applications. However, this vision task is quite challenging,…

计算机视觉与模式识别 · 计算机科学 2018-04-18 Pingping Zhang , Wei Liu , Huchuan Lu , Chunhua Shen

We propose a novel video object segmentation algorithm based on pixel-level matching using Convolutional Neural Networks (CNN). Our network aims to distinguish the target area from the background on the basis of the pixel-level similarity…

计算机视觉与模式识别 · 计算机科学 2017-08-18 Jae Shin Yoon , Francois Rameau , Junsik Kim , Seokju Lee , Seunghak Shin , In So Kweon

In this work, we present a multiscale kinetic framework for consensus-based image segmentation. By interpreting an image as a system of interacting particles, each pixel is characterised by its spatial position and an internal feature…

计算机视觉与模式识别 · 计算机科学 2026-05-28 Horacio Tettamanti , Giulia Guicciardi , Mattia Zanella

Medical image segmentation is vital to the area of medical imaging because it enables professionals to more accurately examine and understand the information offered by different imaging modalities. The technique of splitting a medical…

图像与视频处理 · 电气工程与系统科学 2024-09-01 Aitik Gupta , Joydip Dhar

In this paper we are extracting surface reflectance and natural environmental illumination from a reflectance map, i.e. from a single 2D image of a sphere of one material under one illumination. This is a notoriously difficult problem, yet…

计算机视觉与模式识别 · 计算机科学 2016-03-29 Stamatios Georgoulis , Konstantinos Rematas , Tobias Ritschel , Mario Fritz , Luc Van Gool , Tinne Tuytelaars

Object detection or localization is an incremental step in progression from coarse to fine digital image inference. It not only provides the classes of the image objects, but also provides the location of the image objects which have been…

计算机视觉与模式识别 · 计算机科学 2020-07-07 Abdul Mueed Hafiz , Ghulam Mohiuddin Bhat

Object detection in high-resolution aerial images is a challenging task because of 1) the large variation in object size, and 2) non-uniform distribution of objects. A common solution is to divide the large aerial image into small (uniform)…

计算机视觉与模式识别 · 计算机科学 2020-04-14 Changlin Li , Taojiannan Yang , Sijie Zhu , Chen Chen , Shanyue Guan