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Semi-supervised learning aims to boost the accuracy of a model by exploring unlabeled images. The state-of-the-art methods are consistency-based which learn about unlabeled images by encouraging the model to give consistent predictions for…

计算机视觉与模式识别 · 计算机科学 2021-10-11 Rongchang Xie , Chunyu Wang , Wenjun Zeng , Yizhou Wang

Autonomous robotic systems applied to new domains require an abundance of expensive, pixel-level dense labels to train robust semantic segmentation models under full supervision. This study proposes a model-agnostic Depth Edge Alignment…

计算机视觉与模式识别 · 计算机科学 2026-01-16 Patrick Schmidt , Vasileios Belagiannis , Lazaros Nalpantidis

We propose an algorithm for the computational homogenization of locally periodic hyperelastic structures undergoing large deformations due to external quasi-static loading. The algorithm performs clustering of macroscopic deformations into…

数值分析 · 数学 2026-02-26 Vladimír Lukeš , Eduard Rohan

Momentum-resolved scanning transmission electron microscopy (MRSTEM) is a powerful phase-contrast technique that can map lateral magnetic and electric fields ranging from the micrometer to the subatomic scale. Resolving fields ranging from…

Due to the extremely low signal-to-noise ratio (SNR) and unknown poses (projection angles and image shifts) in cryo-electron microscopy (cryo-EM) experiments, reconstructing 3D volumes from 2D images is very challenging. In addition to…

图像与视频处理 · 电气工程与系统科学 2024-04-24 Weijie Chen , Yuhang Wang , Lin Yao

Beam alignment enables efficient, stable transmission and control of optical energy and information, which critically depend on precise monitoring and regulation of the three-dimensional (3D) relative positioning between fibers. This study…

光学 · 物理学 2025-11-27 Lin Xu , Li Pei , Jianshuai Wang , Zhouyi Hu , Tigang Ning

Spatial transcriptomics data analysis integrates cellular transcriptional activity with spatial coordinates to identify spatial domains, infer cell-type dynamics, and characterize gene expression patterns within tissues. Despite recent…

定量方法 · 定量生物学 2026-03-25 Sean Cottrell , Guo-Wei Wei , Longxiu Huang

Histopathology plays a pivotal role in medical diagnostics. In contrast to preparing permanent sections for histopathology, a time-consuming process, preparing frozen sections is significantly faster and can be performed during surgery,…

图像与视频处理 · 电气工程与系统科学 2023-10-18 Elad Yoshai , Gil Goldinger , Miki Haifler , Natan T. Shaked

Landmark localization is a challenging problem in computer vision with a multitude of applications. Recent deep learning based methods have shown improved results by regressing likelihood maps instead of regressing the coordinates directly.…

计算机视觉与模式识别 · 计算机科学 2019-08-06 Brian Teixeira , Birgi Tamersoy , Vivek Singh , Ankur Kapoor

Autonomous navigation requires an accurate model or map of the environment. While dramatic progress in the prior two decades has enabled large-scale SLAM, the majority of existing methods rely on non-linear optimization techniques to find…

机器人学 · 计算机科学 2022-03-17 Joshua G. Mangelson , Jinsun Liu , Ryan M. Eustice , Ram Vasudevan

Motion estimation is a fundamental step in dynamic medical image processing for the assessment of target organ anatomy and function. However, existing image-based motion estimation methods, which optimize the motion field by evaluating the…

图像与视频处理 · 电气工程与系统科学 2021-11-09 Yuyu Guo , Lei Bi , Dongming Wei , Liyun Chen , Zhengbin Zhu , Dagan Feng , Ruiyan Zhang , Qian Wang , Jinman Kim

Diffusion magnetic resonance imaging datasets suffer from low Signal-to-Noise Ratio, especially at high b-values. Acquiring data at high b-values contains relevant information and is now of great interest for microstructural and…

计算机视觉与模式识别 · 计算机科学 2016-06-27 Samuel St-Jean , Pierrick Coupé , Maxime Descoteaux

Downscaling is a landmark task in climate science and meteorology in which the goal is to use coarse scale, spatio-temporal data to infer values at finer scales. Statistical downscaling aims to approximate this task using statistical…

计算机视觉与模式识别 · 计算机科学 2020-08-12 Brian Groenke , Luke Madaus , Claire Monteleoni

Localization of anatomical landmarks to perform two-dimensional measurements in echocardiography is part of routine clinical workflow in cardiac disease diagnosis. Automatic localization of those landmarks is highly desirable to improve…

计算机视觉与模式识别 · 计算机科学 2021-01-28 Jianzhe Lin , Ghazal Sahebzamani , Christina Luong , Fatemeh Taheri Dezaki , Mohammad Jafari , Purang Abolmaesumi , Teresa Tsang

Spatially localized deformation components are very useful for shape analysis and synthesis in 3D geometry processing. Several methods have recently been developed, with an aim to extract intuitive and interpretable deformation components.…

图形学 · 计算机科学 2017-12-19 Qingyang Tan , Lin Gao , Yu-Kun Lai , Jie Yang , Shihong Xia

In single-molecule super-resolution microscopy, engineered point-spread functions (PSFs) are designed to efficiently encode new molecular properties, such as 3D orientation, into complex spatial features captured by a camera. To fully…

图像与视频处理 · 电气工程与系统科学 2019-07-16 Hesam Mazidi , Eshan S. King , Oumeng Zhang , Arye Nehorai , Matthew D. Lew

Registration of pre-operative and post-recurrence brain images is often needed to evaluate the effectiveness of brain gliomas treatment. While recent deep learning-based deformable registration methods have achieved remarkable success with…

图像与视频处理 · 电气工程与系统科学 2022-06-09 Tony C. W. Mok , Albert C. S. Chung

Unlabeled sensing is a linear inverse problem where the measurements are scrambled under an unknown permutation leading to loss of correspondence between the measurements and the rows of the sensing matrix. Motivated by practical tasks such…

信号处理 · 电气工程与系统科学 2022-05-18 Ahmed Abbasi , Abiy Tasissa , Shuchin Aeron

Many successful methods developed for medical image analysis that are based on machine learning use supervised learning approaches, which often require large datasets annotated by experts to achieve high accuracy. However, medical data…

计算机视觉与模式识别 · 计算机科学 2022-07-25 Banafshe Felfeliyan , Abhilash Hareendranathan , Gregor Kuntze , David Cornell , Nils D. Forkert , Jacob L. Jaremko , Janet L. Ronsky

A major challenge in single particle reconstruction from cryo-electron microscopy is to establish a reliable ab-initio three-dimensional model using two-dimensional projection images with unknown orientations. Common-lines based methods…

机器学习 · 计算机科学 2013-04-11 Lanhui Wang , Amit Singer , Zaiwen Wen