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Related papers: The Collapse of Patches

200 papers

Vision transformers have achieved remarkable success in computer vision tasks by using multi-head self-attention modules to capture long-range dependencies within images. However, the high inference computation cost poses a new challenge.…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Jiawei Chen , Lin Chen , Jiang Yang , Tianqi Shi , Lechao Cheng , Zunlei Feng , Mingli Song

We propose an image processing scheme based on reordering of its patches. For a given corrupted image, we extract all patches with overlaps, refer to these as coordinates in high-dimensional space, and order them such that they are chained…

Computer Vision and Pattern Recognition · Computer Science 2015-06-11 Idan Ram , Michael Elad , Israel Cohen

High-resolution image segmentation remains challenging and error-prone due to the enormous size of intermediate feature maps. Conventional methods avoid this problem by using patch based approaches where each patch is segmented…

Computer Vision and Pattern Recognition · Computer Science 2021-08-27 Fahim Faisal Niloy , M. Ashraful Amin , Amin Ahsan Ali , AKM Mahbubur Rahman

Image matting is generally modeled as a space transform from the color space to the alpha space. By estimating the alpha factor of the model, the foreground of an image can be extracted. However, there is some dimensional information…

Computer Vision and Pattern Recognition · Computer Science 2019-04-17 Xuelong Li , Kang Liu , Yongsheng Dong , Dacheng Tao

The acquisition conditions for low-dose and high-dose CT images are usually different, so that the shifts in the CT numbers often occur. Accordingly, unsupervised deep learning-based approaches, which learn the target image distribution,…

Image and Video Processing · Electrical Eng. & Systems 2022-07-15 Chanyong Jung , Joonhyung Lee , Sunkyoung You , Jong Chul Ye

Adversarial patch attacks threaten the reliability of modern vision models. We present PatchMap, the first spatially exhaustive benchmark of patch placement, built by evaluating over 1.5e8 forward passes on ImageNet validation images.…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Shai Kimhi , Avi Mendlson , Moshe Kimhi

In video based face recognition, face images are typically captured over multiple frames in uncontrolled conditions, where head pose, illumination, shadowing, motion blur and focus change over the sequence. Additionally, inaccuracies in…

Computer Vision and Pattern Recognition · Computer Science 2014-03-17 Yongkang Wong , Shaokang Chen , Sandra Mau , Conrad Sanderson , Brian C. Lovell

Visual place recognition methods struggle with occlusions and partial visual overlaps. We propose a novel visual place recognition approach based on overlap prediction, called VOP, shifting from traditional reliance on global image…

Computer Vision and Pattern Recognition · Computer Science 2024-12-05 Tong Wei , Philipp Lindenberger , Jiri Matas , Daniel Barath

This paper presents a robust tracking approach to handle challenges such as occlusion and appearance change. Here, the target is partitioned into a number of patches. Then, the appearance of each patch is modeled using a dictionary composed…

Computer Vision and Pattern Recognition · Computer Science 2015-06-18 Ali Zarezade , Hamid R. Rabiee , Ali Soltani-Farani , Ahmad Khajenezhad

Recognising and locating image patches or sets of image features is an important task underlying much work in computer vision. Traditionally this has been accomplished using template matching. However, template matching is notoriously…

Computer Vision and Pattern Recognition · Computer Science 2025-01-22 M. W. Spratling

Image restoration under adverse weather conditions has been of significant interest for various computer vision applications. Recent successful methods rely on the current progress in deep neural network architectural designs (e.g., with…

Computer Vision and Pattern Recognition · Computer Science 2024-10-28 Ozan Özdenizci , Robert Legenstein

Vision Transformers are at the heart of the current surge of interest in foundation models for histopathology. They process images by breaking them into smaller patches following a regular grid, regardless of their content. Yet, not all…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Clément Grisi , Geert Litjens , Jeroen van der Laak

In contrast to human vision, common recognition algorithms often fail on partially occluded images. We propose characterizing, empirically, the algorithmic limits by finding a minimal recognizable patch (MRP) that is by itself sufficient to…

Computer Vision and Pattern Recognition · Computer Science 2020-10-13 Mark Fonaryov , Michael Lindenbaum

Adversarial patch-based attacks aim to fool a neural network with an intentionally generated noise, which is concentrated in a particular region of an input image. In this work, we perform an in-depth analysis of different patch generation…

Computer Vision and Pattern Recognition · Computer Science 2022-12-23 Svetlana Pavlitskaya , Jonas Hendl , Sebastian Kleim , Leopold Müller , Fabian Wylczoch , J. Marius Zöllner

Many signal processing algorithms break the target signal into overlapping segments (also called windows, or patches), process them separately, and then stitch them back into place to produce a unified output. At the overlaps, the final…

Signal Processing · Electrical Eng. & Systems 2021-03-15 Ignacio Francisco Ramírez Paulino

This paper introduces a new technique to measure the feature dependency of neural network models. The motivation is to better understand a model by querying whether it is using information from human-understandable features, e.g.,…

Machine Learning · Computer Science 2024-10-10 Yinzhu Jin , Matthew B. Dwyer , P. Thomas Fletcher

In recent years, patch-based image restoration approaches have demonstrated superior performance compared to conventional variational methods. This paper delves into the mathematical foundations underlying patch-based image restoration…

Information Theory · Computer Science 2023-11-21 Jian-Feng Cai , Jae Kyu Choi , Jingyang Li , Guojian Yin

Face hallucination, which is the task of generating a high-resolution face image from a low-resolution input image, is a well-studied problem that is useful in widespread application areas. Face hallucination is particularly challenging…

Computer Vision and Pattern Recognition · Computer Science 2016-04-28 Oncel Tuzel , Yuichi Taguchi , John R. Hershey

Image matting is a fundamental computer vision problem and has many applications. Previous algorithms have poor performance when an image has similar foreground and background colors or complicated textures. The main reasons are prior…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Ning Xu , Brian Price , Scott Cohen , Thomas Huang

Masked time series modeling has recently gained much attention as a self-supervised representation learning strategy for time series. Inspired by masked image modeling in computer vision, recent works first patchify and partially mask out…

Machine Learning · Computer Science 2024-05-03 Seunghan Lee , Taeyoung Park , Kibok Lee