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Copying an element from a photo and pasting it into a painting is a challenging task. Applying photo compositing techniques in this context yields subpar results that look like a collage --- and existing painterly stylization algorithms,…

图形学 · 计算机科学 2018-06-28 Fujun Luan , Sylvain Paris , Eli Shechtman , Kavita Bala

The non-stationary evolution of observable quantities in complex systems can frequently be described as a juxtaposition of quasi-stationary spells. Given that standard theoretical and data analysis approaches usually rely on the assumption…

统计力学 · 物理学 2011-10-18 S. Camargo , S. Duarte Queirós , C. Anteneodo

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,…

计算机视觉与模式识别 · 计算机科学 2012-03-23 Shervan Fekri Ershad

We introduce one-shot texture segmentation: the task of segmenting an input image containing multiple textures given a patch of a reference texture. This task is designed to turn the problem of texture-based perceptual grouping into an…

计算机视觉与模式识别 · 计算机科学 2018-07-10 Ivan Ustyuzhaninov , Claudio Michaelis , Wieland Brendel , Matthias Bethge

This paper presents an efficient method for texture retrieval using multiscale feature extraction and embedding based on the local extrema keypoints. The idea is to first represent each texture image by its local maximum and local minimum…

计算机视觉与模式识别 · 计算机科学 2018-08-06 Minh-Tan Pham

Random field and random cluster theory are used to describe certain mathematical results concerning the probability distribution of image pixel intensities characterized as generic $2D$ integer arrays. The size of the smallest bounded…

图像与视频处理 · 电气工程与系统科学 2023-04-27 Robert A. Murphy

Supervised and unsupervised homography estimation methods depend on image pairs tailored to specific modalities to achieve high accuracy. However, their performance deteriorates substantially when applied to unseen modalities. To address…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Jinkun You , Jiaxin Cheng , Jie Zhang , Yicong Zhou

We address the problem of computing a textural loss based on the statistics extracted from the feature activations of a convolutional neural network optimized for object recognition (e.g. VGG-19). The underlying mathematical problem is the…

计算机视觉与模式识别 · 计算机科学 2021-03-12 Eric Heitz , Kenneth Vanhoey , Thomas Chambon , Laurent Belcour

This work studies the problem of content-based image retrieval, specifically, texture retrieval. It focuses on feature extraction and similarity measure for texture images. Our approach employs a recently developed method, the so-called…

信息检索 · 计算机科学 2015-06-02 Alexander Sagel , Dominik Meyer , Hao Shen

We address the issue of creating consistent mesh texture maps captured from scenes without color calibration. We find that the method for aggregation of the multiple views is crucial for creating spatially consistent meshes without the need…

计算机视觉与模式识别 · 计算机科学 2021-01-27 Mohamed Dahy Elkhouly , Alessio Del Bue , Stuart James

In this paper we present a technique for using the bootstrap to estimate the operating characteristics and their variability for certain types of ensemble methods. Bootstrapping a model can require a huge amount of work if the training data…

机器学习 · 统计学 2017-10-26 Anthony Gamst , Jay-Calvin Reyes , Alden Walker

Building generic robotic manipulation systems often requires large amounts of real-world data, which can be dificult to collect. Synthetic data generation offers a promising alternative, but limiting the sim-to-real gap requires significant…

机器人学 · 计算机科学 2024-11-18 Thomas Lips , Francis wyffels

Modeling of textures in natural images is an important task to make a microscopic model of natural images. Portilla and Simoncelli proposed a generative texture model, which is based on the mechanism of visual systems in brains, with a set…

计算机视觉与模式识别 · 计算机科学 2018-10-17 Aiga Suzuki , Hayaru Shouno

2D texture maps and 3D voxel arrays are widely used to add rich detail to the surfaces and volumes of rendered scenes, and filtered texture lookups are integral to producing high-quality imagery. We show that filtering textures after…

图形学 · 计算机科学 2023-05-16 Marcos Fajardo , Bartlomiej Wronski , Marco Salvi , Matt Pharr

In this work, we propose a method to address the challenge of rendering a 3D human from a single image in a free-view manner. Some existing approaches could achieve this by using generalizable pixel-aligned implicit fields to reconstruct a…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Xiangjun Gao , Xiaoyu Li , Chaopeng Zhang , Qi Zhang , Yanpei Cao , Ying Shan , Long Quan

Texture plays a vital role in enhancing visual richness in both real photographs and computer-generated imagery. However, the process of editing textures often involves laborious and repetitive manual adjustments of textons, which are the…

图形学 · 计算机科学 2024-09-24 Peihan Tu , Li-Yi Wei , Matthias Zwicker

The modern computer graphics pipeline can synthesize images at remarkable visual quality; however, it requires well-defined, high-quality 3D content as input. In this work, we explore the use of imperfect 3D content, for instance, obtained…

计算机视觉与模式识别 · 计算机科学 2019-04-30 Justus Thies , Michael Zollhöfer , Matthias Nießner

Here we introduce a new model of natural textures based on the feature spaces of convolutional neural networks optimised for object recognition. Samples from the model are of high perceptual quality demonstrating the generative power of…

计算机视觉与模式识别 · 计算机科学 2015-11-09 Leon A. Gatys , Alexander S. Ecker , Matthias Bethge

In this work, we propose a system that covers the complete workflow for achieving controlled authoring and editing of textures that present distinctive local characteristics. These include various effects that change the surface appearance…

计算机视觉与模式识别 · 计算机科学 2025-11-04 Andrei-Timotei Ardelean , Tim Weyrich

The paper describes an image processing for a non-photorealistic rendering. The algorithm is based on a random choice of a set of pixels from those ot the original image and substitution of them with colour spots. An iterative procedure is…

计算机视觉与模式识别 · 计算机科学 2009-12-04 Amelia Carolina Sparavigna , Roberto Marazzato