中文
相关论文

相关论文: Improving Segmentation of Objects with Varying Siz…

200 篇论文

Most state-of-the-art instance segmentation methods have to be trained on densely annotated images. While difficult in general, this requirement is especially daunting for biomedical images, where domain expertise is often required for…

计算机视觉与模式识别 · 计算机科学 2022-04-05 Adrian Wolny , Qin Yu , Constantin Pape , Anna Kreshuk

Instance Segmentation, which seeks to obtain both class and instance labels for each pixel in the input image, is a challenging task in computer vision. State-of-the-art algorithms often employ two separate stages, the first one generating…

计算机视觉与模式识别 · 计算机科学 2020-10-27 Jialin Yuan , Chao Chen , Li Fuxin

Deep spectral methods reframe the image decomposition process as a graph partitioning task by extracting features using self-supervised learning and utilizing the Laplacian of the affinity matrix to obtain eigensegments. However, instance…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Farnoosh Arefi , Amir M. Mansourian , Shohreh Kasaei

Ischemic stroke is a common disease in the elderly population, which can cause long-term disability and even death. However, the time window for treatment of ischemic stroke in its acute stage is very short. To fast localize and…

图像与视频处理 · 电气工程与系统科学 2020-09-22 Bin Zhao , Shuxue Ding , Hong Wu , Guohua Liu , Chen Cao , Song Jin , Zhiyang Liu

Weakly supervised instance segmentation has gained popularity because it reduces high annotation cost of pixel-level masks required for model training. Recent approaches for weakly supervised instance segmentation detect and segment objects…

计算机视觉与模式识别 · 计算机科学 2022-03-01 Jun Ikeda , Junichiro Mori

This paper is motivated by an interesting phenomenon: the performance of object detection lags behind that of instance segmentation (i.e., performance imbalance) when investigating the intermediate results from the beginning transformer…

计算机视觉与模式识别 · 计算机科学 2024-10-23 Zhixiong Nan , Xianghong Li , Tao Xiang , Jifeng Dai

In this paper, we present a novel region-based segmentation method for cortical spreading depressions in 2-photon microscopy images. Fluorescent microscopy has become an important tool in neuroscience, but segmentation approaches are…

图像与视频处理 · 电气工程与系统科学 2019-02-04 M. Filip Sluzewski , Petr Tvrdik , Scott T. Acton

Purpose: Segmentation of the breast lesion in dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) is an essential step to accurately diagnose and plan treatment and monitor progress. This study aims to highlight the impact of…

计算机视觉与模式识别 · 计算机科学 2025-03-21 Sam Narimani , Solveig Roth Hoff , Kathinka Dahli Kurz , Kjell-Inge Gjesdal , Jurgen Geisler , Endre Grovik

Detecting and delineating tiny targets in 3D brain scans is a central yet under-addressed challenge in medical imaging.In ischemic stroke, for instance, the culprit thrombus is small, low-contrast, and variably expressed across…

计算机视觉与模式识别 · 计算机科学 2026-04-02 Sofia Vargas-Ibarra , Vincent Vigneron , Hichem Maaref , Sonia Garcia-Salicetti

Deep learning has achieved remarkable accuracy in medical image segmentation, particularly for larger structures with well-defined boundaries. However, its effectiveness can be challenged by factors such as irregular object shapes and…

图像与视频处理 · 电气工程与系统科学 2025-10-27 Md Rakibul Islam , Riad Hassan , Abdullah Nazib , Kien Nguyen , Clinton Fookes , Md Zahidul Islam

In industrial defect segmentation tasks, while pixel accuracy and Intersection over Union (IoU) are commonly employed metrics to assess segmentation performance, the output consistency (also referred to equivalence) of the model is often…

计算机视觉与模式识别 · 计算机科学 2023-10-02 Zhen Qu , Xian Tao , Fei Shen , Zhengtao Zhang , Tao Li

Predicting a binary mask for an object is more accurate but also more computationally expensive than a bounding box. Polygonal masks as developed in CenterPoly can be a good compromise. In this paper, we improve over CenterPoly by enhancing…

计算机视觉与模式识别 · 计算机科学 2023-05-10 Katia Jodogne-Del Litto , Guillaume-Alexandre Bilodeau

We propose a novel method for instance label segmentation of dense 3D voxel grids. We target volumetric scene representations, which have been acquired with depth sensors or multi-view stereo methods and which have been processed with…

计算机视觉与模式识别 · 计算机科学 2019-11-04 Jean Lahoud , Bernard Ghanem , Marc Pollefeys , Martin R. Oswald

Due to the lack of expertise for medical image annotation, the investigation of label-efficient methodology for medical image segmentation becomes a heated topic. Recent progresses focus on the efficient utilization of weak annotations…

图像与视频处理 · 电气工程与系统科学 2022-03-14 Junwen Pan , Qi Bi , Yanzhan Yang , Pengfei Zhu , Cheng Bian

Today, deep convolutional neural networks (CNNs) have demonstrated state-of-the-art performance for medical image segmentation, on various imaging modalities and tasks. Despite early success, segmentation networks may still generate…

图像与视频处理 · 电气工程与系统科学 2022-01-13 Rosana El Jurdi , Caroline Petitjean , Veronika Cheplygina , Paul Honeine , Fahed Abdallah

This paper presents a new robust loss function, the T-Loss, for medical image segmentation. The proposed loss is based on the negative log-likelihood of the Student-t distribution and can effectively handle outliers in the data by…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Alvaro Gonzalez-Jimenez , Simone Lionetti , Philippe Gottfrois , Fabian Gröger , Marc Pouly , Alexander Navarini

Segmentation maps of medical images annotated by medical experts contain rich spatial information. In this paper, we propose to decompose annotation maps to learn disentangled and richer feature transforms for segmentation problems in…

图像与视频处理 · 电气工程与系统科学 2019-06-10 Yizhe Zhang , Michael T. C. Ying , Danny Z. Chen

Fine-grained classification of microscopic image data with limited samples is an open problem in computer vision and biomedical imaging. Deep learning based vision systems mostly deal with high number of low-resolution images, whereas…

计算机视觉与模式识别 · 计算机科学 2020-10-07 Mengran Fan , Tapabrata Chakrabort , Eric I-Chao Chang , Yan Xu , Jens Rittscher

Collection of massive well-annotated samples is effective in improving object detection performance but is extremely laborious and costly. Instead of data collection and annotation, the recently proposed Cut-Paste methods [12, 15] show the…

计算机视觉与模式识别 · 计算机科学 2019-07-12 Hao Wang , Qilong Wang , Fan Yang , Weiqi Zhang , Wangmeng Zuo

Stroke is the second leading cause of death and the third leading cause of disability worldwide. Clinical guidelines establish diffusion resonance imaging (DWI, ADC) as the standard for localizing, characterizing, and measuring infarct…

图像与视频处理 · 电气工程与系统科学 2025-08-27 Edgar Rangel , Fabio Martinez