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We present a formalism that leads very naturally to a hierarchical description of the different contrast structures in images, providing precise definitions of sharp edges and other texture components. Within this formalism, we achieve a…

Statistical Mechanics · Physics 2007-05-23 A. Turiel , N. Parga

Texture analysis and classification are some of the problems which have been paid much attention by image processing scientists since late 80s. If texture analysis is done accurately, it can be used in many cases such as object tracking,…

Computer Vision and Pattern Recognition · Computer Science 2018-03-13 Shervan Fekri-Ershad

In this work, we present a novel methodology for texture image recognition using a partial differential equation modeling. More specifically, we employ the pseudo-parabolic Buckley-Leverett equation to provide a dynamics to the digital…

Computer Vision and Pattern Recognition · Computer Science 2021-02-10 Joao B. Florindo , Eduardo Abreu

To solve the issue of segmenting rich texture images, a novel detection methods based on the affine invariable principle is proposed. Considering the similarity between the texture areas, we first take the affine transform to get numerous…

Image and Video Processing · Electrical Eng. & Systems 2017-12-27 Jianwei Zhang , Xu Chen , Xuezhong Xiao

Colour and coarseness of skin are visually different. When image processing is involved in the skin analysis, it is important to quantitatively evaluate such differences using texture features. In this paper, we discuss a texture analysis…

Computer Vision and Pattern Recognition · Computer Science 2010-05-11 A. Sparavigna , R. Marazzato

Objective measures of image quality generally operate by comparing pixels of a "degraded" image to those of the original. Relative to human observers, these measures are overly sensitive to resampling of texture regions (e.g., replacing one…

Computer Vision and Pattern Recognition · Computer Science 2021-01-25 Keyan Ding , Kede Ma , Shiqi Wang , Eero P. Simoncelli

Texture classification is one of the problems which has been paid much attention on by computer scientists since late 90s. If texture classification is done correctly and accurately, it can be used in many cases such as Pattern recognition,…

Computer Vision and Pattern Recognition · Computer Science 2012-03-23 Shervan Fekri Ershad

We provide a new model for texture synthesis based on a multiscale, multilayer feature extractor. Within the model, textures are represented by a set of statistics computed from ReLU wavelet coefficients at different layers, scales and…

Computer Vision and Pattern Recognition · Computer Science 2021-05-25 Jieqian He , Matthew Hirn

A number of recent approaches have used deep convolutional neural networks (CNNs) to build texture representations. Nevertheless, it is still unclear how these models represent texture and invariances to categorical variations. This work…

Computer Vision and Pattern Recognition · Computer Science 2016-04-13 Tsung-Yu Lin , Subhransu Maji

In the last decade, deep learning has contributed to advances in a wide range computer vision tasks including texture analysis. This paper explores a new approach for texture segmentation using deep convolutional neural networks, sharing…

Computer Vision and Pattern Recognition · Computer Science 2017-03-16 Vincent Andrearczyk , Paul F. Whelan

Methods from computational topology are becoming more and more popular in computer vision and have shown to improve the state-of-the-art in several tasks. In this paper, we investigate the applicability of topological descriptors in the…

Computer Vision and Pattern Recognition · Computer Science 2017-10-31 Matthias Zeppelzauer , Bartosz Zielinski , Mateusz Juda , Markus Seidl

We propose a Transformer-based framework for 3D human texture estimation from a single image. The proposed Transformer is able to effectively exploit the global information of the input image, overcoming the limitations of existing methods…

Computer Vision and Pattern Recognition · Computer Science 2021-09-07 Xiangyu Xu , Chen Change Loy

With the development of Information technology and communication, a large part of the databases is dedicated to images and videos. Thus retrieving images related to a query image from a large database has become an important area of…

Computer Vision and Pattern Recognition · Computer Science 2020-01-01 Nazgol Hor , Shervan Fekri-Ershad

Depth information provides valuable insights into the 3D structure especially the outline of objects, which can be utilized to improve the semantic segmentation tasks. However, a naive fusion of depth information can disrupt feature and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Wei Sun , Yuan Li , Qixiang Ye , Jianbin Jiao , Yanzhao Zhou

In the literature, several studies have shown that state-of-the-art image similarity metrics are not perceptual metrics; moreover, they have difficulty evaluating images, especially when texture distortion is also present. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2026-01-28 Antonio Di Marino , Vincenzo Bevilacqua , Emanuel Di Nardo , Angelo Ciaramella , Ivanoe De Falco , Giovanna Sannino

We introduce TexTile, a novel differentiable metric to quantify the degree upon which a texture image can be concatenated with itself without introducing repeating artifacts (i.e., the tileability). Existing methods for tileable texture…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Carlos Rodriguez-Pardo , Dan Casas , Elena Garces , Jorge Lopez-Moreno

We study the applicability of a set of texture descriptors introduced in recent work by the author to texture-based segmentation of images. The texture descriptors under investigation result from applying graph indices from quantitative…

Computer Vision and Pattern Recognition · Computer Science 2017-09-22 Martin Welk

The aim of this paper is to further explore the usefulness of the two-dimensional complexity-entropy causality plane as a texture image descriptor. A multiscale generalization is introduced in order to distinguish between different…

Data Analysis, Statistics and Probability · Physics 2017-05-17 Luciano Zunino , Haroldo V. Ribeiro

For a very long time, unsupervised learning for anomaly detection has been at the heart of image processing research and a stepping stone for high performance industrial automation process. With the emergence of CNN, several methods have…

Computer Vision and Pattern Recognition · Computer Science 2023-06-19 Simon Thomine , Hichem Snoussi , Mahmoud Soua

The fractal dimension provides a statistical index of object complexity by studying how the pattern changes with the measuring scale. Although useful in several classification tasks, the fractal dimension is under-explored in deep learning…

Machine Learning · Computer Science 2024-01-10 Julia El Zini , Bassel Musharrafieh , Mariette Awad