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Since annotating medical images for segmentation tasks commonly incurs expensive costs, it is highly desirable to design an annotation-efficient method to alleviate the annotation burden. Recently, contrastive learning has exhibited a great…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Yixuan Wu , Jintai Chen , Jiahuan Yan , Yiheng Zhu , Danny Z. Chen , Jian Wu

While deep learning has achieved significant advances in accuracy for medical image segmentation, its benefits for deformable image registration have so far remained limited to reduced computation times. Previous work has either focused on…

计算机视觉与模式识别 · 计算机科学 2018-12-06 Alessa Hering , Sven Kuckertz , Stefan Heldmann , Mattias Heinrich

Delineation of anatomical structures is often the first step of many medical image analysis workflows. While convolutional neural networks achieve high performance, these do not incorporate anatomical shape information. We introduce a novel…

图像与视频处理 · 电气工程与系统科学 2023-10-18 Athira J Jacob , Puneet Sharma , Daniel Ruckert

Introduction. Macular degeneration (MD) causes central visual field loss. When field defects occur in both eyes and overlap, parts of the visual pathways are no longer stimulated. Previous reports have shown that this affects the grey…

Medical imaging cohorts are often confounded by factors such as acquisition devices, hospital sites, patient backgrounds, and many more. As a result, deep learning models tend to learn spurious correlations instead of causally related…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Sarah Müller , Louisa Fay , Lisa M. Koch , Sergios Gatidis , Thomas Küstner , Philipp Berens

This paper considers metric spaces where distances between a pair of nodes are represented by distance intervals. The goal is to study methods for the determination of hierarchical clusters, i.e., a family of nested partitions indexed by a…

社会与信息网络 · 计算机科学 2016-10-17 Weiyu Huang , Alejandro Ribeiro

The recent developments in machine learning have highlighted a conflict between online platforms and their users in terms of privacy. The importance of user privacy and the struggle for power over user data has been intensified as…

机器学习 · 计算机科学 2026-03-09 Charles Meyers , Aaron MacSween , Erik Elmroth , Tommy Löfstedt

Camouflaged Object Detection (COD) aims to segment objects that are highly integrated with the background in terms of color, texture, and structure, making it a highly challenging task in computer vision. Although existing methods introduce…

计算机视觉与模式识别 · 计算机科学 2026-03-26 Min Zhang

Existed pre-trained models have achieved state-of-the-art performance on various text classification tasks. These models have proven to be useful in learning universal language representations. However, the semantic discrepancy between…

机器学习 · 计算机科学 2022-01-07 Jinhe Lan , Qingyuan Zhan , Chenhao Jiang , Kunping Yuan , Desheng Wang

We examine how the statistics of the quadrupoles of (projected) cluster masses can discriminate between flat cold dark matter (CDM) universes with or without a cosmological constant term. Even in the era of high precision cosmology that…

天体物理学 · 物理学 2009-11-06 A. Maccio` , A. Gardini , S. Ghigna , S. A. Bonometto

Large Vision-Language Models (LVLMs) are an extension of Large Language Models (LLMs) that facilitate processing both image and text inputs, expanding AI capabilities. However, LVLMs struggle with object hallucinations due to their reliance…

计算与语言 · 计算机科学 2024-08-12 Avshalom Manevich , Reut Tsarfaty

Monte Carlo simulations of coarse-grained polymers provide a useful tool to deepen the understanding of conformational and statistical properties of polymers both in physical as well as in biological systems. In this study we sample compact…

软凝聚态物质 · 物理学 2009-05-07 Manfred Bohn , Dieter W. Heermann

We present a mathematical connection between channel coding and compressed sensing. In particular, we link, on the one hand, \emph{channel coding linear programming decoding (CC-LPD)}, which is a well-known relaxation o maximum-likelihood…

信息论 · 计算机科学 2016-11-17 Alexandros G. Dimakis , Roxana Smarandache , Pascal O. Vontobel

3D brain MRI studies often examine subtle morphometric differences between cohorts that are hard to detect visually. Given the high cost of MRI acquisition, these studies could greatly benefit from image syntheses, particularly…

计算机视觉与模式识别 · 计算机科学 2025-09-12 Binxu Li , Wei Peng , Mingjie Li , Ehsan Adeli , Kilian M. Pohl

Deep Metric Learning (DML) methods have been proven relevant for visual similarity learning. However, they sometimes lack generalization properties because they are trained often using an inappropriate sample selection strategy or due to…

Feature tracking Cardiac Magnetic Resonance (CMR) has recently emerged as an area of interest for quantification of regional cardiac function from balanced, steady state free precession (SSFP) cine sequences. However, currently available…

计算机视觉与模式识别 · 计算机科学 2017-04-13 Davis M. Vigneault , Weidi Xie , David A. Bluemke , J. Alison Noble

The shape and diversity of dwarf galaxy rotation curves is at apparent odds with dark matter halos in a $\Lambda$ Cold Dark Matter ($\Lambda$CDM) cosmology. We use mock data from isolated dwarf galaxy simulations to show that this owes to…

星系天体物理 · 物理学 2016-09-07 J. I. Read , G. Iorio , O. Agertz , F. Fraternali

Colorectal cancer is a prevalent form of cancer, and many patients develop colorectal cancer liver metastasis (CRLM) as a result. Early detection of CRLM is critical for improving survival rates. Radiologists usually rely on a series of…

图像与视频处理 · 电气工程与系统科学 2024-12-04 Xueyang Li , Han Xiao , Weixiang Weng , Xiaowei Xu , Yiyu Shi

Low Density Points (LDPs, \citet{2019ApJ...874....7D}), obtained by removing high-density regions of observed galaxies, can trace the Large-Scale Structures (LSSs) of the universe. In particular, it offers an intriguing opportunity to…

宇宙学与河外天体物理 · 物理学 2021-12-21 Fuyu Dong , Pengjie Zhang , Le Zhang , Ji Yao , Zeyang Sun , Changbom Park , Xiaohu Yang

Background: Functional magnetic resonance imaging (fMRI) provides non-invasive measures of neuronal activity using an endogenous Blood Oxygenation-Level Dependent (BOLD) contrast. This article introduces a nonlinear dimensionality reduction…

图像与视频处理 · 电气工程与系统科学 2019-12-09 Gagan Sidhu