中文
相关论文

相关论文: Unsupervised Unfolded rPCA (U2-rPCA): Deep Interpr…

200 篇论文

We propose a new approach for non-Cartesian magnetic resonance image reconstruction. While unrolled architectures provide robustness via data-consistency layers, embedding measurement operators in Deep Neural Network (DNN) can become…

图像与视频处理 · 电气工程与系统科学 2024-05-29 Yiwei Chen , Chao Tang , Amir Aghabiglou , Chung San Chu , Yves Wiaux

Deep convolutional neural networks (CNNs) have delivered superior performance in many computer vision tasks. In this paper, we propose a novel deep fully convolutional network model for accurate salient object detection. The key…

计算机视觉与模式识别 · 计算机科学 2017-08-08 Pingping Zhang , Dong Wang , Huchuan Lu , Hongyu Wang , Baocai Yin

Research in ultrasound imaging is limited in reproducibility by two factors: First, many existing ultrasound pipelines are protected by intellectual property, rendering exchange of code difficult. Second, most pipelines are implemented in…

计算机视觉与模式识别 · 计算机科学 2018-05-11 Rüdiger Göbl , Nassir Navab , Christoph Hennersperger

The problem of blind image super-resolution aims to recover high-resolution (HR) images from low-resolution (LR) images with unknown degradation modes. Most existing methods model the image degradation process using blur kernels. However,…

计算机视觉与模式识别 · 计算机科学 2024-06-25 Junxiong Lin , Zeng Tao , Xuan Tong , Xinji Mai , Haoran Wang , Boyang Wang , Yan Wang , Qing Zhao , Jiawen Yu , Yuxuan Lin , Shaoqi Yan , Shuyong Gao , Wenqiang Zhang

Rigid image alignment is a fundamental task in computer vision, while the traditional algorithms are either too sensitive to noise or time-consuming. Recent unsupervised image alignment methods developed based on spatial transformer…

计算机视觉与模式识别 · 计算机科学 2022-05-25 Yu-Xuan Chen , Dagan Feng , Hong-Bin Shen

It is well known that Principal Component Analysis (PCA) is strongly affected by outliers and a lot of effort has been put into robustification of PCA. In this paper we present a new algorithm for robust PCA minimizing the trimmed…

机器学习 · 统计学 2015-06-02 Anastasia Podosinnikova , Simon Setzer , Matthias Hein

Insufficient capability of existing subspace clustering methods to handle data coming from nonlinear manifolds, data corruptions, and out-of-sample data hinders their applicability to address real-world clustering and classification…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Dario Sitnik , Ivica Kopriva

We introduce robust principal component analysis from a data matrix in which the entries of its columns have been corrupted by permutations, termed Unlabeled Principal Component Analysis (UPCA). Using algebraic geometry, we establish that…

机器学习 · 计算机科学 2023-10-10 Yunzhen Yao , Liangzu Peng , Manolis C. Tsakiris

Ultrasound localization microscopy has enabled super-resolution vascular imaging through precise localization of individual ultrasound contrast agents (microbubbles) across numerous imaging frames. However, analysis of high-density regions…

信号处理 · 电气工程与系统科学 2018-12-14 Ruud J. G. van Sloun , Oren Solomon , Matthew Bruce , Zin Z. Khaing , Hessel Wijkstra , Yonina C. Eldar , Massimo Mischi

2D convolution (Conv2d), which is responsible for extracting features from the input image, is one of the key modules of a convolutional neural network (CNN). However, Conv2d is vulnerable to image corruptions and adversarial samples. It is…

计算机视觉与模式识别 · 计算机科学 2022-03-21 Lida Li , Shuai Li , Kun Wang , Xiangchu Feng , Lei Zhang

Deep unsupervised approaches are gathering increased attention for applications such as pathology detection and segmentation in medical images since they promise to alleviate the need for large labeled datasets and are more generalizable…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Ioannis Lagogiannis , Felix Meissen , Georgios Kaissis , Daniel Rueckert

Classification is one of the core problems in Computer-Aided Diagnosis (CAD), targeting for early cancer detection using 3D medical imaging interpretation. High detection sensitivity with desirably low false positive (FP) rate is critical…

计算机视觉与模式识别 · 计算机科学 2014-05-20 Meizhu Liu , Le Lu , Xiaojing Ye , Shipeng Yu

Medical ultrasound imaging relies heavily on high-quality signal processing to provide reliable and interpretable image reconstructions. Conventionally, reconstruction algorithms where derived from physical principles. These algorithms rely…

信号处理 · 电气工程与系统科学 2023-09-21 Ben Luijten , Nishith Chennakeshava , Yonina C. Eldar , Massimo Mischi , Ruud J. G. van Sloun

Recently, super-resolution ultrasound imaging with ultrasound localization microscopy (ULM) has received much attention. However, ULM relies on low concentrations of microbubbles in the blood vessels, ultimately resulting in long…

While Transformer has achieved remarkable performance in various high-level vision tasks, it is still challenging to exploit the full potential of Transformer in image restoration. The crux lies in the limited depth of applying Transformer…

计算机视觉与模式识别 · 计算机科学 2021-12-09 Haobo Ji , Xin Feng , Wenjie Pei , Jinxing Li , Guangming Lu

Contrast and quality of ultrasound images are adversely affected by the excessive presence of speckle. However, being an inherent imaging property, speckle helps in tissue characterization and tracking. Thus, despeckling of the ultrasound…

计算机视觉与模式识别 · 计算机科学 2018-01-11 Deepak Mishra , Santanu Chaudhury , Mukul Sarkar , Arvinder Singh Soin

We propose a novel learning-based approach for robust 3D shape matching. Our method builds upon deep functional maps and can be trained in a fully unsupervised manner. Previous deep functional map methods mainly focus on predicting…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Dongliang Cao , Paul Roetzer , Florian Bernard

PURPOSE: Deep learning methods for classifying prostate cancer (PCa) in ultrasound images typically employ convolutional networks (CNNs) to detect cancer in small regions of interest (ROI) along a needle trace region. However, this approach…

Waste classification is crucial for improving processing efficiency and reducing environmental pollution. Supervised deep learning methods are commonly used for automated waste classification, but they rely heavily on large labeled…

计算机视觉与模式识别 · 计算机科学 2025-03-05 Kui Huang , Mengke Song , Shuo Ba , Ling An , Huajie Liang , Huanxi Deng , Yang Liu , Zhenyu Zhang , Chichun Zhou

Many current neural networks for medical imaging generalise poorly to data unseen during training. Such behaviour can be caused by networks overfitting easy-to-learn, or statistically dominant, features while disregarding other potentially…

图像与视频处理 · 电气工程与系统科学 2022-12-05 Joona Pohjonen , Carolin Stürenberg , Antti Rannikko , Tuomas Mirtti , Esa Pitkänen