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Related papers: SEPAL: Spatial Gene Expression Prediction from Loc…

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Image geolocalization, the task of determining an image's geographic origin, poses significant challenges, largely due to visual similarities across disparate locations and the large search space. To address these issues, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2025-11-04 Narges Ghasemi , Amir Ziashahabi , Salman Avestimehr , Cyrus Shahabi

The heterogeneity of breast cancer presents considerable challenges for its early detection, prognosis, and treatment selection. Convolutional neural networks often neglect the spatial relationships within histopathological images, which…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Akhila Krishna K , Ravi Kant Gupta , Nikhil Cherian Kurian , Pranav Jeevan , Amit Sethi

Histopathology, particularly hematoxylin and eosin (H\&E) staining, plays a critical role in diagnosing and characterizing pathological conditions by highlighting tissue morphology. However, H\&E-stained images inherently lack molecular…

Computational Engineering, Finance, and Science · Computer Science 2025-01-28 Qing Wang , Wen-jie Chen , Bo Li , Jing Su , Guangyu Wang , Qianqian Song

Although self-supervised learning enables us to bootstrap the training by exploiting unlabeled data, the generic self-supervised methods for natural images do not sufficiently incorporate the context. For medical images, a desirable method…

Image and Video Processing · Electrical Eng. & Systems 2022-07-08 Li Sun , Ke Yu , Kayhan Batmanghelich

Pixel-level vision tasks, such as semantic segmentation, require extensive and high-quality annotated data, which is costly to obtain. Semi-supervised semantic segmentation (SSSS) has emerged as a solution to alleviate the labeling burden…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Danhui Chen , Ziquan Liu , Chuxi Yang , Dan Wang , Yan Yan , Yi Xu , Xiangyang Ji

In this work, we propose a novel straightforward method for medical volume and sequence segmentation with limited annotations. To avert laborious annotating, the recent success of self-supervised learning(SSL) motivates the pre-training on…

Computer Vision and Pattern Recognition · Computer Science 2023-10-04 Zejian Chen , Wei Zhuo , Tianfu Wang , Wufeng Xue , Dong Ni

Graph self-supervised learning (GSSL) has demonstrated strong potential for generating expressive graph embeddings without the need for human annotations, making it particularly valuable in domains with high labeling costs such as molecular…

Machine Learning · Computer Science 2026-02-25 Jiele Wu , Haozhe Ma , Zhihan Guo , Thanh Vinh Vo , Tze Yun Leong

PET imaging is widely employed for observing biological metabolic activities within the human body. However, numerous benign conditions can cause increased uptake of radiopharmaceuticals, confounding differentiation from malignant tumors.…

Image and Video Processing · Electrical Eng. & Systems 2024-10-31 Ran Hong , Yuxia Huang , Lei Liu , Zhonghui Wu , Bingxuan Li , Xuemei Wang , Qiegen Liu

The examination of histopathology images is considered to be the gold standard for the diagnosis and stratification of cancer patients. A key challenge in the analysis of such images is their size, which can run into the gigapixels and can…

Image and Video Processing · Electrical Eng. & Systems 2021-09-09 Joseph Boyd , Mykola Liashuha , Eric Deutsch , Nikos Paragios , Stergios Christodoulidis , Maria Vakalopoulou

In recent years, histopathology images have been increasingly used as a diagnostic tool in the medical field. The process of accurately diagnosing a biopsy sample requires significant expertise in the field, and as such can be…

Image and Video Processing · Electrical Eng. & Systems 2019-09-24 Alison K. Cheeseman , Hamid Tizhoosh , Edward R. Vrscay

Annotating histopathological images is a time-consuming andlabor-intensive process, which requires broad-certificated pathologistscarefully examining large-scale whole-slide images from cells to tissues.Recent frontiers of transfer learning…

Computer Vision and Pattern Recognition · Computer Science 2020-08-24 Dou Xu , Chang Cai , Chaowei Fang , Bin Kong , Jihua Zhu , Zhongyu Li

Cancer pathological analysis requires modeling tumor heterogeneity across multiple modalities, primarily through transcriptomics and whole slide imaging (WSI), along with their spatial relations. On one hand, bulk transcriptomics and WSI…

Machine Learning · Computer Science 2026-03-17 Jingkun Yu , Guangkai Shang , Changtao Li , Xun Gong , Tianrui Li , Yazhou He , Zhipeng Luo

Spatial transcriptomics (ST) is a promising technique that characterizes the spatial gene profiling patterns within the tissue context. Comprehensive ST analysis depends on consecutive slices for 3D spatial insights, whereas the missing…

Image and Video Processing · Electrical Eng. & Systems 2025-05-19 NingFeng Que , Xiaofei Wang , Jingjing Chen , Yixuan Jiang , Chao Li

We propose a new graphical model inference procedure, called SG-PALM, for learning conditional dependency structure of high-dimensional tensor-variate data. Unlike most other tensor graphical models the proposed model is interpretable and…

Machine Learning · Statistics 2021-05-27 Yu Wang , Alfred Hero

Genetic variation in human populations is influenced by geographic ancestry due to spatial locality in historical mating and migration patterns. Spatial population structure in genetic datasets has been traditionally analyzed using either…

Populations and Evolution · Quantitative Biology 2016-10-26 Anand Bhaskar , Adel Javanmard , Thomas A. Courtade , David Tse

Applications based on image retrieval require editing and associating in intermediate spaces that are representative of the high-level concepts like objects and their relationships rather than dense, pixel-level representations like RGB…

Computer Vision and Pattern Recognition · Computer Science 2022-07-11 Rishi Agarwal , Tirupati Saketh Chandra , Vaidehi Patil , Aniruddha Mahapatra , Kuldeep Kulkarni , Vishwa Vinay

Spatial transcriptomics (ST) enables transcriptome-wide profiling while preserving the spatial context of tissues, offering unprecedented opportunities to study tissue organization and cell-cell interactions in situ. Despite recent…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Wei Wang , Quoc-Toan Ly , Chong Yu , Jun Bai

A key recent advance in face recognition models a test face image as a sparse linear combination of a set of training face images. The resulting sparse representations have been shown to possess robustness against a variety of distortions…

Computer Vision and Pattern Recognition · Computer Science 2011-11-09 Yi Chen , Umamahesh Srinivas , Thong T. Do , Vishal Monga , Trac D. Tran

Spatial labeling assigns labels to specific spatial locations to characterize their spatial properties and relationships, with broad applications in scientific research and practice. Measuring the similarity between two spatial labelings is…

Machine Learning · Computer Science 2025-05-21 Yihang Du , Jiaying Hu , Suyang Hou , Yueyang Ding , Xiaobo Sun

Speech-preserving facial expression manipulation (SPFEM) aims to modify facial emotions while meticulously maintaining the mouth animation associated with spoken content. Current works depend on inaccessible paired training samples for the…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Tianshui Chen , Jianman Lin , Zhijing Yang , Chunmei Qing , Guangrun Wang , Liang Lin