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We utilize the fractal dimension of the perimeter surface of cell sections as a new observable to characterize cells of different types. We propose that it is possible to distinguish cancerous from healthy cells with the aid of this new…

patt-sol · 物理学 2008-02-03 Wolfgang Bauer , Charles D. Mackenzie

Stem cells are characterized by their ability to self-renew, as well as to differentiate and give rise to new populations of cells. Stem cell divisions are crucial for generative processes that occur during early development, and later in…

应用统计 · 统计学 2025-08-29 Haim Bar , Huyen Nguyen , Joanne Conover

We propose a cell segmentation method for analyzing images of densely clustered cells. The method combines the strengths of marker-controlled watershed transformation and a convolutional neural network (CNN). We demonstrate the method…

图像与视频处理 · 电气工程与系统科学 2020-04-06 Filip Lux , Petr Matula

Volumetric cell segmentation in fluorescence microscopy images is important to study a wide variety of cellular processes. Applications range from the analysis of cancer cells to behavioral studies of cells in the embryonic stage. Like in…

图像与视频处理 · 电气工程与系统科学 2022-11-29 Royden Wagner , Karl Rohr

Medical image segmentation plays an important role in computer-aided diagnosis. Attention mechanisms that distinguish important parts from irrelevant parts have been widely used in medical image segmentation tasks. This paper systematically…

图像与视频处理 · 电气工程与系统科学 2023-05-30 Yutong Xie , Bing Yang , Qingbiao Guan , Jianpeng Zhang , Qi Wu , Yong Xia

We present cytometric classification of live healthy and cancer cells by using the spatial morphological and textural information found in the label-free quantitative phase images of the cells. We compare both healthy cells to primary tumor…

Cell segmentation for multi-modal microscopy images remains a challenge due to the complex textures, patterns, and cell shapes in these images. To tackle the problem, we first develop an automatic cell classification pipeline to label the…

计算机视觉与模式识别 · 计算机科学 2023-10-24 Wei Lou , Xinyi Yu , Chenyu Liu , Xiang Wan , Guanbin Li , Siqi Liu , Haofeng Li

We study the problem of instance segmentation in biological images with crowded and compact cells. We formulate this task as an integer program where variables correspond to cells and constraints enforce that cells do not overlap. To solve…

计算机视觉与模式识别 · 计算机科学 2017-09-22 Chong Zhang , Shaofei Wang , Miguel A. Gonzalez-Ballester , Julian Yarkony

Automated and semi-automated techniques in biomedical electron microscopy (EM) enable the acquisition of large datasets at a high rate. Segmentation methods are therefore essential to analyze and interpret these large volumes of data, which…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Anusha Aswath , Ahmad Alsahaf , Ben N. G. Giepmans , George Azzopardi

The incidence of malignant melanoma continues to increase worldwide. This cancer can strike at any age; it is one of the leading causes of loss of life in young persons. Since this cancer is visible on the skin, it is potentially detectable…

计算机视觉与模式识别 · 计算机科学 2016-01-29 Nabin K. Mishra , M. Emre Celebi

The technology of image segmentation is widely used in medical image processing, face recognition pedestrian detection, etc. The current image segmentation techniques include region-based segmentation, edge detection segmentation,…

计算机视觉与模式识别 · 计算机科学 2017-07-10 Song Yuheng , Yan Hao

Asymmetric partition of fate determinants during cell division is a hallmark of cell differentiation. Recent work suggested that such a mechanism is hijacked by cancer cells to increase both their phenotypic heterogeneity and plasticity and…

X-ray micro tomography is a non-destructive, three-dimensional inspection technique applied across a vast range of fields and disciplines, ranging from research to industrial, encompassing engineering, biology and medical research.…

Automatic detection and segmentation of cells and nuclei in microscopy images is important for many biological applications. Recent successful learning-based approaches include per-pixel cell segmentation with subsequent pixel grouping, or…

计算机视觉与模式识别 · 计算机科学 2018-11-09 Uwe Schmidt , Martin Weigert , Coleman Broaddus , Gene Myers

Background: The trend towards large-scale studies including population imaging poses new challenges in terms of quality control (QC). This is a particular issue when automatic processing tools, e.g. image segmentation methods, are employed…

Due to its specificity, fluorescence microscopy (FM) has become a quintessential imaging tool in cell biology. However, photobleaching, phototoxicity, and related artifacts continue to limit FM's utility. Recently, it has been shown that…

A key component towards an improved and fast cancer diagnosis is the development of computer-assisted tools. In this article, we present the solution that won the SegPC-2021 competition for the segmentation of multiple myeloma plasma cells…

图像与视频处理 · 电气工程与系统科学 2021-11-10 Álvaro García Faura , Dejan Štepec , Tomaž Martinčič , Danijel Skočaj

Intracellular structural alterations are hallmark of several disease conditions and treatment modalities. However, robust methods to quantify these changes are scarce. In view of this, we introduce a new method to quantify structural…

Phase changing materials (PCM) are widely used for optical data recording, sensing, all-optical switching, and optical limiting. Our focus here is on the case when the change in the transmission characteristics of the optical material is…

光学 · 物理学 2018-01-10 Roney Thomas , Fred M. Ellis , Ilya Vitebsky , Tsampikos Kottos

Flow cytometry (FCM) is the standard multi-parameter assay for measuring single cell phenotype and functionality. It is commonly used for quantifying the relative frequencies of cell subsets in blood and disaggregated tissues. A typical…

应用统计 · 统计学 2020-09-01 Shai Gorsky , Cliburn Chan , Li Ma