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In inverse problems we aim to reconstruct some underlying signal of interest from potentially corrupted and often ill-posed measurements. Classical optimization-based techniques proceed by optimizing a data consistency metric together with…

图像与视频处理 · 电气工程与系统科学 2022-10-17 Peimeng Guan , Jihui Jin , Justin Romberg , Mark A. Davenport

In recent years, persistent homology (PH) has been successfully applied to real-world data in many different settings. Despite significant computational advances, PH algorithms do not yet scale to large datasets preventing interesting…

代数拓扑 · 数学 2022-03-24 Bernadette J. Stolz

In this study, we tackle the challenge of outlier-robust predictive modeling using highly expressive neural networks. Our approach integrates two key components: (1) a transformed trimmed loss (TTL), a computationally efficient variant of…

统计方法学 · 统计学 2025-05-14 Akifumi Okuno , Shotaro Yagishita

We use an agnostic information-theoretic approach to investigate the statistical properties of natural images. We introduce the Multiscale Relevance (MSR) measure to assess the robustness of images to compression at all scales. Starting in…

数据分析、统计与概率 · 物理学 2023-10-06 Samy Lakhal , Alexandre Darmon , Iacopo Mastromatteo , Matteo Marsili , Michael Benzaquen

Accurate detection and localization of X-corner on both planar and non-planar patterns is a core step in robotics and machine vision. However, previous works could not make a good balance between accuracy and robustness, which are both…

计算机视觉与模式识别 · 计算机科学 2023-07-10 Ben Chen , Caihua Xiong , Quanlin Li , Zhonghua Wan

Randomized neural networks for representation learning have consistently achieved prominent results in texture recognition tasks, effectively combining the advantages of both traditional techniques and learning-based approaches. However,…

计算机视觉与模式识别 · 计算机科学 2025-10-06 Ricardo T. Fares , Lucas C. Ribas

Many real-world applications, such as interactive photo retouching, artistic content creation, and product design, require flexible and iterative image editing. However, existing image editing methods primarily focus on achieving the…

计算机视觉与模式识别 · 计算机科学 2025-05-08 Zijun Zhou , Yingying Deng , Xiangyu He , Weiming Dong , Fan Tang

Image deblurring continues to achieve impressive performance with the development of generative models. Nonetheless, there still remains a displeasing problem if one wants to improve perceptual quality and quantitative scores of recovered…

计算机视觉与模式识别 · 计算机科学 2024-01-30 Pengwei Liang , Junjun Jiang , Xianming Liu , Jiayi Ma

This work proposes a clusterization algorithm called k-Morphological Sets (k-MS), based on morphological reconstruction and heuristics. k-MS is faster than the CPU-parallel k-Means in worst case scenarios and produces enhanced…

机器学习 · 计算机科学 2022-08-31 É. O. Rodrigues , L. Torok , P. Liatsis , J. Viterbo , A. Conci

This is a review paper of traditional approaches for edge, corner, and boundary detection methods. There are many real-world applications of edge, corner, and boundary detection methods. For instance, in medical image analysis, edge…

计算机视觉与模式识别 · 计算机科学 2022-08-17 Sai Pavan Tadem

We consider the problem of learning support vector machines robust to uncertainty. It has been established in the literature that typical loss functions, including the hinge loss, are sensible to data perturbations and outliers, thus…

机器学习 · 计算机科学 2024-02-06 Valentina Cepeda , Andrés Gómez , Shaoning Han

A cascadic tensor multigrid method and an economic cascadic tensor multigrid method is presented for solving the image restoration models. The methods use quadratic interpolation as prolongation operator to provide more accurate initial…

数值分析 · 数学 2023-11-06 Ziqi Yan , Chenliang Li , Yuhan Chen

Aiming to improve the checkerboard corner detection robustness against the images with poor quality, such as lens distortion, extreme poses, and noise, we propose a novel detection algorithm which can maintain high accuracy on inputs under…

计算机视觉与模式识别 · 计算机科学 2023-02-13 Ben Chen , Caihua Xiong , Qi Zhang

We investigate the robustness properties of image recognition models equipped with two features inspired by human vision, an explicit episodic memory and a shape bias, at the ImageNet scale. As reported in previous work, we show that an…

计算机视觉与模式识别 · 计算机科学 2020-02-11 A. Emin Orhan , Brenden M. Lake

The curvature regularities are well-known for providing strong priors in the continuity of edges, which have been applied to a wide range of applications in image processing and computer vision. However, these models are usually non-convex,…

数值分析 · 数学 2019-12-03 Qiuxiang Zhong , Ke Yin , Yuping Duan

To achieve promising results on removing noise from real-world images, most of existing denoising networks are formulated with complex network structure, making them impractical for deployment. Some attempts focused on reducing the number…

计算机视觉与模式识别 · 计算机科学 2022-05-25 Yifeng Zhou , Xing Xu , Shuaicheng Liu , Guoqing Wang , Huimin Lu , Heng Tao Shen

We present a Kalman smoothing framework based on modeling errors using the heavy tailed Student's t distribution, along with algorithms, convergence theory, open-source general implementation, and several important applications. The…

最优化与控制 · 数学 2013-03-25 Aleksandr Y. Aravkin , James V. Burke , Gianluigi Pillonetto

In many imaging applications where segmented features (e.g. blood vessels) are further used for other numerical simulations (e.g. finite element analysis), the obtained surfaces do not have fine resolutions suitable for the task. Increasing…

偏微分方程分析 · 数学 2023-09-19 Yiyao Zhang , Ke Chen , Shang-Hua Yang

Image restoration tasks have witnessed great performance improvement in recent years by developing large deep models. Despite the outstanding performance, the heavy computation demanded by the deep models has restricted the application of…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Junghun Oh , Heewon Kim , Seungjun Nah , Cheeun Hong , Jonghyun Choi , Kyoung Mu Lee

The iterative refinement method (IRM) has been very successfully applied in many different fields for examples the modern quantum chemical calculation and CT image reconstruction. It is proved that the refinement method can create an exact…

医学物理 · 物理学 2015-12-23 Kang Yang , Kevin Yang , Xintie Yang , Shuang-Ren Zhao