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Computational histopathology image diagnosis becomes increasingly popular and important, where images are segmented or classified for disease diagnosis by computers. While pathologists do not struggle with color variations in slides,…

图像与视频处理 · 电气工程与系统科学 2020-07-27 Hanwen Liang , Konstantinos N. Plataniotis , Xingyu Li

In this paper we present a new two-level iterative algorithm for tomographic image reconstruction. The algorithm uses a regularization technique, which we call edge-preserving Laplacian, that preserves sharp edges between objects while…

计算机视觉与模式识别 · 计算机科学 2015-09-17 Daniil Kazantsev , Evgueni Ovtchinnikov , William R. B. Lionheart , Philip J. Withers , Peter D. Lee

Learning a graph with a specific structure is essential for interpretability and identification of the relationships among data. It is well known that structured graph learning from observed samples is an NP-hard combinatorial problem. In…

机器学习 · 统计学 2019-09-26 Sandeep Kumar , Jiaxi Ying , Jos'e Vin'icius de M. Cardoso , Daniel P. Palomar

In the last few years, the fusion of multi-modal data has been widely studied for various applications such as robotics, gesture recognition, and autonomous navigation. Indeed, high-quality visual sensors are expensive, and consumer-grade…

图像与视频处理 · 电气工程与系统科学 2024-11-13 Aditya Kasliwal , Ishaan Gakhar , Aryan Kamani , Pratinav Seth , Ujjwal Verma

Intrinsic imaging or intrinsic image decomposition has traditionally been described as the problem of decomposing an image into two layers: a reflectance, the albedo invariant color of the material; and a shading, produced by the…

计算机视觉与模式识别 · 计算机科学 2021-12-08 Elena Garces , Carlos Rodriguez-Pardo , Dan Casas , Jorge Lopez-Moreno

Colorization of gray-scale images relies on prior color information. Examplar-based methods use a color image as source of such information. Then the colors of the source image are transferred to the gray-scale image. In the literature,…

图形学 · 计算机科学 2017-07-04 Johannes Persch , Fabien Pierre , Gabriele Steidl

Transforming a thermal infrared image into a realistic RGB image is a challenging task. In this paper we propose a deep learning method to bridge this gap. We propose learning the transformation mapping using a coarse-to-fine generator that…

计算机视觉与模式识别 · 计算机科学 2018-11-06 Xiaodong Kuang , Xiubao Sui , Chengwei Liu , Yuan Liu , Qian Chen , Guohua Gu

We introduce a new network structure for decomposing an image into its intrinsic albedo and shading. We treat this as an image-to-image transformation problem and explore the scale space of the input and output. By expanding the output…

计算机视觉与模式识别 · 计算机科学 2018-05-28 Lechao Cheng , Chengyi Zhang , Zicheng Liao

This is a tutorial and survey paper for nonlinear dimensionality and feature extraction methods which are based on the Laplacian of graph of data. We first introduce adjacency matrix, definition of Laplacian matrix, and the interpretation…

机器学习 · 统计学 2022-08-09 Benyamin Ghojogh , Ali Ghodsi , Fakhri Karray , Mark Crowley

While topological data analysis has emerged as a powerful paradigm for structural inference, its foundational tools, notably persistent homology and the persistent Laplacian, are frequently insensitive to localized structural fluctuations…

代数拓扑 · 数学 2026-03-10 Jian Liu , Hongsong Feng , Kefeng Liu

Multi-illuminant color constancy methods aim to eliminate local color casts within an image through pixel-wise illuminant estimation. Existing methods mainly employ deep learning to establish a direct mapping between an image and its…

计算机视觉与模式识别 · 计算机科学 2026-03-02 Hang Luo , Rongwei Li , Jinxing Liang

The task of unsupervised image-to-image translation has seen substantial advancements in recent years through the use of deep neural networks. Typically, the proposed solutions learn the characterizing distribution of two large, unpaired…

计算机视觉与模式识别 · 计算机科学 2021-01-07 Sagie Benaim , Ron Mokady , Amit Bermano , Daniel Cohen-Or , Lior Wolf

In this paper, a simple and robust color image encryption algorithm based on high-dimensional chaotic maps is proposed. The algorithm employs a 3D Arnold transform to perform inter-component shuffling of plain-image, while a 2D…

密码学与安全 · 计算机科学 2014-03-20 Musheer Ahmad , Hamed D Al-Sharari

Decolorization is the process to convert a color image or video to its grayscale version, and it has received great attention in recent years. An ideal decolorization algorithm should preserve the original color contrast as much as…

图形学 · 计算机科学 2014-04-23 Wei Hu , Wei Li , Fan Zhang , Qian Du

This paper presents a novel technique for progressive online integration of uncalibrated image sequences with substantial geometric and/or photometric discrepancies into a single, geometrically and photometrically consistent image. Our…

图形学 · 计算机科学 2019-09-11 Markus Kluge , Tim Weyrich , Andreas Kolb

Deep learning has thrived by training on large-scale datasets. However, in many applications, as for medical image diagnosis, getting massive amount of data is still prohibitive due to privacy, lack of acquisition homogeneity and annotation…

计算机视觉与模式识别 · 计算机科学 2020-10-21 Lia Morra , Luca Piano , Fabrizio Lamberti , Tatiana Tommasi

Color transfer is an image editing process that adjusts the colors of a picture to match a target picture's color theme. A natural color transfer not only matches the color styles but also prevents after-transfer artifacts due to image…

计算机视觉与模式识别 · 计算机科学 2016-08-05 Han Gong , Graham D. Finlayson , Robert B. Fisher

We present a palette-based framework for color composition for visual applications. Color composition is a critical aspect of visual applications in art, design, and visualization. The color wheel is often used to explain pleasing color…

图形学 · 计算机科学 2018-06-22 Jianchao Tan , Jose Echevarria , Yotam Gingold

In this paper, we formulate the color constancy task as an image-to-image translation problem using GANs. By conducting a large set of experiments on different datasets, an experimental survey is provided on the use of different types of…

计算机视觉与模式识别 · 计算机科学 2018-12-10 Partha Das , Anil S. Baslamisli , Yang Liu , Sezer Karaoglu , Theo Gevers

A novel framework for designing image reconstruction algorithms for linear forward problems is proposed. The framework is based on the novel concept of conserving the information in the data during image reconstruction rather than…

数据分析、统计与概率 · 物理学 2007-05-23 Keith S Cover