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While filtered back projection (FBP) is still the method of choice for fast tomographic reconstruction, its performance degrades noticeably in the presence of noise, incomplete sampling, or non-standard scan geometries. We propose a…

数值分析 · 数学 2026-02-16 Hamid Fathi , Alexander Skorikov , Tristan van Leeuwen

Constructing effective representations is a critical but challenging problem in multimedia understanding. The traditional handcraft features often rely on domain knowledge, limiting the performances of exiting methods. This paper discusses…

计算机视觉与模式识别 · 计算机科学 2015-02-04 Zhanglin Peng , Liang Lin , Ruimao Zhang , Jing Xu

Data augmentation (DA) has been widely used to improve the generalization of deep neural networks. While existing DA methods have proven effective, they often rely on augmentation operations with random magnitudes to each sample. However,…

计算机视觉与模式识别 · 计算机科学 2024-09-11 Suorong Yang , Furao Shen , Jian Zhao

In this work, we develop a novel technique for reconstructing images from projection-based nano- and microtomography. Our contribution focuses on enhancing reconstruction quality, particularly for specimen composed of homogeneous material…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Anuraag Mishra , Andrea Gilch , Benjamin Apeleo Zubiri , Jan Rolfes , Frauke Liers

In order to improve the robustness of traditional image segmentation models to noise, this paper models the illumination term in intensity inhomogeneity images. Additionally, to enhance the model's robustness to noisy images, we incorporate…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Wenqi Zhao

This study tackles the challenge of image matching in difficult scenarios, such as scenes with significant variations or limited texture, with a strong emphasis on computational efficiency. Previous studies have attempted to address this…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Khang Truong Giang , Soohwan Song , Sungho Jo

Image classifiers are information-discarding machines, by design. Yet, how these models discard information remains mysterious. We hypothesize that one way for image classifiers to reach high accuracy is to first zoom to the most…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Mohammad Reza Taesiri , Giang Nguyen , Sarra Habchi , Cor-Paul Bezemer , Anh Nguyen

Fetal health classification is a critical task in obstetrics, enabling early identification and management of potential health problems. However, it remains challenging due to data complexity and limited labeled samples. This research paper…

机器学习 · 计算机科学 2024-09-09 Sujith K Mandala

Neural networks are frequently used for image classification, but can be vulnerable to misclassification caused by adversarial images. Attempts to make neural network image classification more robust have included variations on…

计算机视觉与模式识别 · 计算机科学 2019-10-01 Basemah Alshemali , Alta Graham , Jugal Kalita

This work presents a comparative evaluation of two fundamentally different feature extraction paradigms--Histogram of Oriented Gradients (HOG) and Topological Data Analysis (TDA)--for medical image classification, with a focus on retinal…

计算机视觉与模式识别 · 计算机科学 2026-02-10 Faisal Ahmed

Considering efficiency, ultra-high-definition (UHD) low-light image restoration is extremely challenging. Existing methods based on Transformer architectures or high-dimensional complex convolutional neural networks often suffer from the…

图像与视频处理 · 电气工程与系统科学 2026-04-13 Xiaohan Wang , Chen Wu , Dawei Zhao , Guangwei Gao , Dianjie Lu , Guijuan Zhang , Linwei Fan , Xu Lu , Shuai Wu , Hang Wei , Zhuoran Zheng

Depth maps captured by modern depth cameras such as Kinect and Time-of-Flight (ToF) are usually contaminated by missing data, noises and suffer from being of low resolution. In this paper, we present a robust method for high-quality…

计算机视觉与模式识别 · 计算机科学 2015-12-29 Wei Liu , Yun Gu , Chunhua Shen , Xiaogang Chen , Qiang Wu , Jie Yang

Due to the highly non-convex nature of large-scale robust parameter estimation, avoiding poor local minima is challenging in real-world applications where input data is contaminated by a large or unknown fraction of outliers. In this paper,…

计算机视觉与模式识别 · 计算机科学 2020-03-23 Huu Le , Christopher Zach

Deep neural networks are increasingly being used to detect and diagnose medical conditions using medical imaging. Despite their utility, these models are highly vulnerable to adversarial attacks and distribution shifts, which can affect…

图像与视频处理 · 电气工程与系统科学 2025-06-23 Josué Martínez-Martínez , Olivia Brown , Mostafa Karami , Sheida Nabavi

Existing deep neural networks, say for image classification, have been shown to be vulnerable to adversarial images that can cause a DNN misclassification, without any perceptible change to an image. In this work, we propose shock absorbing…

机器学习 · 计算机科学 2019-09-19 Kevin Eykholt , Swati Gupta , Atul Prakash , Amir Rahmati , Pratik Vaishnavi , Haizhong Zheng

The performance of image classification methodsheavily relies on the high-quality annotations, which are noteasily affordable, particularly for medical data. To alleviate thislimitation, in this study, we propose a weakly supervised…

图像与视频处理 · 电气工程与系统科学 2021-09-29 Maedeh Sadat Fasihi , Wasfy B. Mikhael

The degree of malignancy of osteosarcoma and its tendency to metastasize/spread mainly depend on the pathological grade (determined by observing the morphology of the tumor under a microscope). The purpose of this study is to use artificial…

图像与视频处理 · 电气工程与系统科学 2022-05-02 Liangrui Pan , Hetian Wang , Lian Wang , Boya Ji , Mingting Liu , Mitchai Chongcheawchamnan , Jin Yuan , Shaoliang Peng

Current multi-modal image fusion methods typically rely on task-specific models, leading to high training costs and limited scalability. While generative methods provide a unified modeling perspective, they often suffer from slow inference…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Huayi Zhu , Xiu Shu , Youqiang Xiong , Qiao Liu , Rui Chen , Di Yuan , Xiaojun Chang , Zhenyu He

Image classification has been a popular task due to its feasibility in real-world applications. Training neural networks by feeding them RGB images has demonstrated success over it. Nevertheless, improving the classification accuracy and…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Tianhao Bu , Michalis Lazarou , Tania Stathaki

Existing RGB-Event detection methods process the low-information regions of both modalities (background in images and non-event regions in event data) uniformly during feature extraction and fusion, resulting in high computational costs and…

计算机视觉与模式识别 · 计算机科学 2025-09-05 Nan Yang , Yang Wang , Zhanwen Liu , Yuchao Dai , Yang Liu , Xiangmo Zhao