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Nuclei classification provides valuable information for histopathology image analysis. However, the large variations in the appearance of different nuclei types cause difficulties in identifying nuclei. Most neural network based methods are…

计算机视觉与模式识别 · 计算机科学 2023-02-23 Wei Lou , Xiang Wan , Guanbin Li , Xiaoying Lou , Chenghang Li , Feng Gao , Haofeng Li

Histopathological images are widely used for the analysis of diseased (tumor) tissues and patient treatment selection. While the majority of microscopy image processing was previously done manually by pathologists, recent advances in…

图像与视频处理 · 电气工程与系统科学 2024-07-12 Andrey Ignatov , Josephine Yates , Valentina Boeva

Malignant mesothelioma is classified into three histological subtypes, Epithelioid, Sarcomatoid, and Biphasic according to the relative proportions of epithelioid and sarcomatoid tumor cells present. Biphasic tumors display significant…

In the past ten years, with the help of deep learning, especially the rapid development of deep neural networks, medical image analysis has made remarkable progress. However, how to effectively use the relational information between various…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Zhihua Liu

The state-of-the-art model for structured sentiment analysis casts the task as a dependency parsing problem, which has some limitations: (1) The label proportions for span prediction and span relation prediction are imbalanced. (2) The span…

计算与语言 · 计算机科学 2022-03-22 Wenxuan Shi , Fei Li , Jingye Li , Hao Fei , Donghong Ji

With the rapid development of large language models (LLMs), their application to cell type annotation has drawn increasing attention. However, general-purpose LLMs often face limitations in this specific task due to the lack of guidance…

计算与语言 · 计算机科学 2026-04-10 Dezheng Han , Yibin Jia , Ruxiao Chen , Wenjie Han , Shuaishuai Guo , Jianbo Wang

Most existing popular methods for learning graph embedding only consider fixed-order global structural features and lack structures hierarchical representation. To address this weakness, we propose a novel graph embedding algorithm named…

机器学习 · 计算机科学 2021-02-03 Xue Liu , Wei Wei , Xiangnan Feng , Xiaobo Cao , Dan Sun

Under circumstances of heterophily, where nodes with different labels tend to be connected based on semantic meanings, Graph Neural Networks (GNNs) often exhibit suboptimal performance. Current studies on graph heterophily mainly focus on…

机器学习 · 计算机科学 2024-11-13 Yilun Zheng , Jiahao Xu , Lihui Chen

We investigate the representation power of graph neural networks in the semi-supervised node classification task under heterophily or low homophily, i.e., in networks where connected nodes may have different class labels and dissimilar…

机器学习 · 计算机科学 2020-10-26 Jiong Zhu , Yujun Yan , Lingxiao Zhao , Mark Heimann , Leman Akoglu , Danai Koutra

Graph Neural Networks (GNNs) are prominent in handling sparse and unstructured data efficiently and effectively. Specifically, GNNs were shown to be highly effective for node classification tasks, where labelled information is available for…

机器学习 · 计算机科学 2022-12-01 Moshe Eliasof , Eldad Haber , Eran Treister

Unlike other histology analysis, classification of tubule status in testis histology is very challenging due to their high similarity of texture and shape. Traditional deep learning networks have difficulties to capture nuance details among…

计算机视觉与模式识别 · 计算机科学 2017-07-20 Chia-Yu Kao , Leonard McMillan

Due to the ubiquity of graph data on the web, web graph mining has become a hot research spot. Nonetheless, the prevalence of large-scale web graphs in real applications poses significant challenges to storage, computational capacity and…

人工智能 · 计算机科学 2024-03-08 Linfeng Cao , Haoran Deng , Yang Yang , Chunping Wang , Lei Chen

Recent advances in representation learning on graphs, mainly leveraging graph convolutional networks, have brought a substantial improvement on many graph-based benchmark tasks. While novel approaches to learning node embeddings are highly…

机器学习 · 统计学 2018-11-06 Cătălina Cangea , Petar Veličković , Nikola Jovanović , Thomas Kipf , Pietro Liò

The complexities inherent to leukemia, multifaceted cancer affecting white blood cells, pose considerable diagnostic and treatment challenges, primarily due to reliance on laborious morphological analyses and expert judgment that are…

Background and objective: Cell-level pathological image analysis requires working with extremely small image patches (40x40 pixels), far below standard ImageNet resolutions. It remains unclear whether modern deep learning architectures and…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Hiroki Kagiyama , Toru Nagasaka , Yukari Adachi , Takaaki Tachibana , Ryota Ito , Mitsugu Fujita , Kimihiro Yamashita , Yoshihiro Kakeji

Breast cancer is one of the leading causes of mortality in women. Early detection and treatment are imperative for improving survival rates, which have steadily increased in recent years as a result of more sophisticated…

计算机视觉与模式识别 · 计算机科学 2018-02-27 Sulaiman Vesal , Nishant Ravikumar , AmirAbbas Davari , Stephan Ellmann , Andreas Maier

Graph Neural Networks (GNNs) have been predominant for graph learning tasks; however, recent studies showed that a well-known graph algorithm, Label Propagation (LP), combined with a shallow neural network can achieve comparable performance…

机器学习 · 计算机科学 2022-12-01 Zhiqiang Zhong , Sergey Ivanov , Jun Pang

Visual knowledge bases such as Visual Genome power numerous applications in computer vision, including visual question answering and captioning, but suffer from sparse, incomplete relationships. All scene graph models to date are limited to…

计算机视觉与模式识别 · 计算机科学 2019-12-03 Vincent S. Chen , Paroma Varma , Ranjay Krishna , Michael Bernstein , Christopher Re , Li Fei-Fei

Creating a dataset for training supervised machine learning algorithms can be a demanding task. This is especially true for medical image segmentation since one or more specialists are usually required for image annotation, and creating…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Matheus Viana da Silva , Natália de Carvalho Santos , Julie Ouellette , Baptiste Lacoste , Cesar Henrique Comin

Tissue typology annotation in Whole Slide histological images is a complex and tedious, yet necessary task for the development of computational pathology models. We propose to address this problem by applying Open Set Recognition techniques…

计算机视觉与模式识别 · 计算机科学 2022-06-28 Adrian Galdran , Katherine J. Hewitt , Narmin L. Ghaffari , Jakob N. Kather , Gustavo Carneiro , Miguel A. González Ballester