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Image-to-image translation models have achieved notable success in converting images across visual domains and are increasingly used for medical tasks such as predicting post-operative outcomes and modeling disease progression. However,…

Image and Video Processing · Electrical Eng. & Systems 2025-12-05 Xiyu Luo , Haodong Li , Xinxing Cheng , He Zhao , Yang Hu , Xuan Song , Tianyang Zhang

Spatial transcriptomics provides a molecularly rich description of tissue organization, enabling unsupervised discovery of tissue niches -- spatially coherent regions of distinct cell-type composition and function that are relevant to both…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Arbel Hizmi , Artemii Bakulin , Shai Bagon , Nir Yosef

Single-cell RNA sequencing (scRNA-seq) allows transcriptional profiling, and cell-type annotation of individual cells. However, sample preparation in typical scRNA-seq experiments often homogenizes the samples, thus spatial locations of…

Applications · Statistics 2024-08-28 Junhao Zhu , Kevin Zhang , Dehan Kong , Zhaolei Zhang

The advent of single-cell technology has significantly improved our understanding of cellular states and subpopulations in various tissues under normal and diseased conditions by employing data-driven approaches such as clustering and…

Hyperspectral satellite imagery offers sub-30 m views of Earth in hundreds of contiguous spectral bands, enabling fine-grained mapping of soils, crops, and land cover. While self-supervised Masked Autoencoders excel on RGB and low-band…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Tanjim Bin Faruk , Abdul Matin , Shrideep Pallickara , Sangmi Lee Pallickara

Spatial proteomics maps protein distributions in tissues, providing transformative insights for life sciences. However, current sequencing-based technologies suffer from low spatial resolution, and substantial inter-tissue variability in…

Quantitative Methods · Quantitative Biology 2025-08-26 Bokai Zhao , Weiyang Shi , Hanqing Chao , Zijiang Yang , Yiyang Zhang , Ming Song , Tianzi Jiang

Spatial transcriptomics (ST) maps gene expression within tissue at individual spots, making it a valuable resource for multimodal representation learning. Additionally, ST inherently contains rich hierarchical information both across and…

Computer Vision and Pattern Recognition · Computer Science 2025-03-04 Xulin Chen , Junzhou Huang

Labeling training data is increasingly the largest bottleneck in deploying machine learning systems. We present Snorkel, a first-of-its-kind system that enables users to train state-of-the-art models without hand labeling any training data.…

Machine Learning · Computer Science 2017-11-29 Alexander Ratner , Stephen H. Bach , Henry Ehrenberg , Jason Fries , Sen Wu , Christopher Ré

Complex spatial and temporal patterns of gene expression underlie embryo differentiation, yet methods do not yet exist for the efficient genome-wide determination of spatial expression patterns during development. In situ imaging of…

Genomics · Quantitative Biology 2013-08-15 Peter A. Combs , Michael B. Eisen

The ability to accurately model the fitness landscape of protein sequences is critical to a wide range of applications, from quantifying the effects of human variants on disease likelihood, to predicting immune-escape mutations in viruses…

Machine Learning · Computer Science 2022-05-30 Pascal Notin , Mafalda Dias , Jonathan Frazer , Javier Marchena-Hurtado , Aidan Gomez , Debora S. Marks , Yarin Gal

The importance of geo-spatial data in critical applications such as emergency response, transportation, agriculture etc., has prompted the adoption of recent GeoSPARQL standard in many RDF processing engines. In addition to large…

Databases · Computer Science 2017-10-23 Jyoti Leeka , Srikanta Bedathur , Debajyoti Bera , Sriram Lakshminarasimhan

Multivariate time series (MTS) data, when sampled irregularly and asynchronously, often present extensive missing values. Conventional methodologies for MTS analysis tend to rely on temporal embeddings based on timestamps that necessitate…

Machine Learning · Computer Science 2024-05-28 Chun-Kai Huang , Yi-Hsien Hsieh , Ta-Jung Chien , Li-Cheng Chien , Shao-Hua Sun , Tung-Hung Su , Jia-Horng Kao , Che Lin

Recent advancements in foundation models, typically trained with self-supervised learning on large-scale and diverse datasets, have shown great potential in medical image analysis. However, due to the significant spatial heterogeneity of…

Computer Vision and Pattern Recognition · Computer Science 2024-01-25 Lingxiao Luo , Xuanzhong Chen , Bingda Tang , Xinsheng Chen , Rong Han , Chengpeng Hu , Yujiang Li , Ting Chen

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

We present an approach to denoising spatial transcriptomics images that is particularly effective for uncovering cell identities in the regime of ultra-low sequencing depths, and also allows for interpolation of gene expression. The method…

With growing emphasis on personalized cancer-therapies,radiogenomics has shown promise in identifying target tumor mutational status on routine imaging (i.e. MRI) scans. These approaches fall into 2 categories: (1) deep-learning/radiomics…

Semantic scene completion (SSC) aims to predict the semantic occupancy of each voxel in the entire 3D scene from limited observations, which is an emerging and critical task for autonomous driving. Recently, many studies have turned to…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Jianbiao Mei , Yu Yang , Mengmeng Wang , Junyu Zhu , Jongwon Ra , Yukai Ma , Laijian Li , Yong Liu

Spatial transcriptomics technologies enable the measurement of gene expression with spatial context, providing opportunities to understand how gene regulatory networks vary across tissue regions. However, existing graphical models focus…

Methodology · Statistics 2025-12-15 Trisha Dawn , Yang Ni

We introduce a unified framework for evaluating dimensionality reduction techniques in spatial transcriptomics beyond standard PCA approaches. We benchmark six methods PCA, NMF, autoencoder, VAE, and two hybrid embeddings on a…

Spatial omics has transformed our understanding of tissue architecture by preserving spatial context of gene expression patterns. Simultaneously, advances in imaging AI have enabled extraction of morphological features describing the…

Computer Vision and Pattern Recognition · Computer Science 2024-08-02 Eduard Chelebian , Christophe Avenel , Carolina Wählby