中文
相关论文

相关论文: From Lines to Shapes: Geometric-Constrained Segmen…

200 篇论文

Collimator detection remains a challenging task in X-ray systems with unreliable or non-available information about the detectors position relative to the source. This paper presents a physically motivated image processing pipeline for…

计算机视觉与模式识别 · 计算机科学 2024-11-18 Benjamin El-Zein , Dominik Eckert , Thomas Weber , Maximilian Rohleder , Ludwig Ritschl , Steffen Kappler , Andreas Maier

In intensity-modulated radiation therapy, optimal intensity distributions of incoming beams are decomposed into linear combinations of leaf openings of a multileaf collimator (segments). In order to avoid inefficient dose delivery, the…

医学物理 · 物理学 2010-09-29 Antje Kiesel , Tobias Gauer

Image segmentation is a fundamental and challenging problem in computer vision with applications spanning multiple areas, such as medical imaging, remote sensing, and autonomous vehicles. Recently, convolutional neural networks (CNNs) have…

计算机视觉与模式识别 · 计算机科学 2020-06-24 Ali Hatamizadeh

Text segmentation is an inherent part of an OCR system irrespective of the domain of application of it. The OCR system contains a segmentation module where the text lines, words and ultimately the characters must be segmented properly for…

信息检索 · 计算机科学 2010-03-23 Satadal Saha , Subhadip Basu , Mita Nasipuri , Dipak Kr. Basu

A good object segmentation should contain clear contours and complete regions. However, mask-based segmentation can not handle contour features well on a coarse prediction grid, thus causing problems of blurry edges. While contour-based…

计算机视觉与模式识别 · 计算机科学 2020-07-16 Junwen Chen , Yi Lu , Yaran Chen , Dongbin Zhao , Zhonghua Pang

In this paper, we introduce HoughToRadon Transform layer, a novel layer designed to improve the speed of neural networks incorporated with Hough Transform to solve semantic image segmentation problems. By placing it after a Hough Transform…

计算机视觉与模式识别 · 计算机科学 2024-02-06 Alexandra Zhabitskaya , Alexander Sheshkus , Vladimir L. Arlazarov

When solving a segmentation task, shaped-base methods can be beneficial compared to pixelwise classification due to geometric understanding of the target object as shape, preventing the generation of anatomical implausible predictions in…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Ron Keuth , Mattias Heinrich

Skin lesion segmentation from dermoscopy images is of great significance in the quantitative analysis of skin cancers, which is yet challenging even for dermatologists due to the inherent issues, i.e., considerable size, shape and color…

计算机视觉与模式识别 · 计算机科学 2022-06-03 Jiacheng Wang , Fei Chen , Yuxi Ma , Liansheng Wang , Zhaodong Fei , Jianwei Shuai , Xiangdong Tang , Qichao Zhou , Jing Qin

We focus on a fundamental task of detecting meaningful line structures, a.k.a. semantic line, in natural scenes. Many previous methods regard this problem as a special case of object detection and adjust existing object detectors for…

计算机视觉与模式识别 · 计算机科学 2021-05-04 Kai Zhao , Qi Han , Chang-Bin Zhang , Jun Xu , Ming-Ming Cheng

X-ray fluorescence holography (XFH) is a method for obtaining diffraction-limited images of the local atomic structure around a given type of emitter. The reconstructed wave-field represents a distorted image of the scatterer electron…

凝聚态物理 · 物理学 2009-09-29 S. Marchesini , C. S. Fadley , F. J. Garcia de Abajo

Hair artifacts in dermoscopic images present significant challenges for accurate skin lesion analysis, potentially obscuring critical diagnostic features in dermatological assessments. This work introduces a fine-tuned SegFormer model…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Asif Mohammed Saad , Umme Niraj Mahi

The semantic segmentation of skin lesions is an important and common initial task in the computer aided diagnosis of dermoscopic images. Although deep learning-based approaches have considerably improved the segmentation accuracy, there is…

计算机视觉与模式识别 · 计算机科学 2020-03-24 Kumar Abhishek , Ghassan Hamarneh , Mark S. Drew

Three-dimensional segmentation in magnetic resonance images (MRI), which reflects the true shape of the objects, is challenging since high-resolution isotropic MRIs are rare and typical MRIs are anisotropic, with the out-of-plane dimension…

图像与视频处理 · 电气工程与系统科学 2023-03-15 Hanxue Gu , Hongyu He , Roy Colglazier , Jordan Axelrod , Robert French , Maciej A Mazurowski

Recent advancements in medical image segmentation techniques have achieved compelling results. However, most of the widely used approaches do not take into account any prior knowledge about the shape of the biomedical structures being…

图像与视频处理 · 电气工程与系统科学 2019-09-18 Zhou He , Siqi Bao , Albert Chung

In this work, we propose to resolve the issue existing in current deep learning based organ segmentation systems that they often produce results that do not capture the overall shape of the target organ and often lack smoothness. Since…

计算机视觉与模式识别 · 计算机科学 2019-12-10 Yuan Xue , Hui Tang , Zhi Qiao , Guanzhong Gong , Yong Yin , Zhen Qian , Chao Huang , Wei Fan , Xiaolei Huang

Human silhouette segmentation, which is originally defined in computer vision, has achieved promising results for understanding human activities. However, the physical limitation makes existing systems based on optical cameras suffer from…

计算机视觉与模式识别 · 计算机科学 2022-01-26 Zhi Wu , Dongheng Zhang , Chunyang Xie , Cong Yu , Jinbo Chen , Yang Hu , Yan Chen

This paper introduces a comprehensive approach for segmenting regions of interest (ROI) in diverse medical imaging datasets, encompassing ultrasound, CT scans, and X-ray images. The proposed method harnesses the capabilities of the YOLOv8…

计算机视觉与模式识别 · 计算机科学 2023-10-23 Sumit Pandey , Kuan-Fu Chen , Erik B. Dam

Recent advances in the area of plane segmentation from single RGB images show strong accuracy improvements and now allow a reliable segmentation of indoor scenes into planes. Nonetheless, fine-grained details of these segmentation masks are…

计算机视觉与模式识别 · 计算机科学 2020-03-31 Alexander Naumann , Laura Dörr , Niels Ole Salscheider , Kai Furmans

Classical work on line segment detection is knowledge-based; it uses carefully designed geometric priors using either image gradients, pixel groupings, or Hough transform variants. Instead, current deep learning methods do away with all…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Yancong Lin , Silvia L. Pintea , Jan C. van Gemert

In this article, a new method for segmentation and restoration of images on two-dimensional surfaces is given. Active contour models for image segmentation are extended to images on surfaces. The evolving curves on the surfaces are…

计算机视觉与模式识别 · 计算机科学 2015-05-04 Heike Benninghoff , Harald Garcke
‹ 上一页 1 2 3 10 下一页 ›