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Related papers: Visualizing hierarchies in scRNA-seq data using a …

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A new semi-supervised machine learning method for the discovery of structure-spectrum relationships is developed and demonstrated using the specific example of interpreting X-ray absorption near-edge structure (XANES) spectra. This method…

Materials Science · Physics 2023-05-17 Zhu Liang , Matthew R. Carbone , Wei Chen , Fanchen Meng , Eli Stavitski , Deyu Lu , Mark S. Hybertsen , Xiaohui Qu

In single-cell research, tracing and analyzing high-throughput single-cell differentiation trajectories is crucial for understanding biological processes. Key to this is the robust modeling of hierarchical structures that govern cellular…

Machine Learning · Computer Science 2026-05-19 Zelin Zang , WenZhe Li , Yongjie Xu , Chang Yu , Changxi Chi , Jingbo Zhou , Zhen Lei , Stan Z. Li

Until recently, transcriptomics was limited to bulk RNA sequencing, obscuring the underlying expression patterns of individual cells in favor of a global average. Thanks to technological advances, we can now profile gene expression across…

Quantitative Methods · Quantitative Biology 2018-11-30 Miriam Shiffman , William T. Stephenson , Geoffrey Schiebinger , Jonathan Huggins , Trevor Campbell , Aviv Regev , Tamara Broderick

Single-cell RNA sequencing (scRNA-seq) is powerful technology that allows researchers to understand gene expression patterns at the single-cell level. However, analysing scRNA-seq data is challenging due to issues and biases in data…

Genomics · Quantitative Biology 2023-12-14 Jinlu Liu , Sara Wade , Natalia Bochkina

Motivation: Single-cell RNA sequencing (scRNA-seq) is a groundbreaking technology extensively utilized in biological research, facilitating the examination of gene expression at the individual cell level within a given tissue sample. While…

Machine Learning · Computer Science 2024-04-10 Shengze Dong , Zhuorui Cui , Ding Liu , Jinzhi Lei

How a single fertilized cell gives rise to a complex array of specialized cell types in development is a central question in biology. The cells grow, divide, and acquire differentiated characteristics through poorly understood molecular…

Machine Learning · Computer Science 2025-03-26 Da Kuang , Guanwen Qiu , Junhyong Kim

Directed graphs are a natural model for many phenomena, in particular scientific knowledge graphs such as molecular interaction or chemical reaction networks that define cellular signaling relationships. In these situations, source nodes…

We introduce a novel framework for learning vector representations of tree-structured geometric data focusing on 3D vascular networks. Our approach employs two sequentially trained Transformer-based autoencoders. In the first stage, the…

Image and Video Processing · Electrical Eng. & Systems 2025-06-16 James Batten , Michiel Schaap , Matthew Sinclair , Ying Bai , Ben Glocker

City modeling and generation have attracted an increased interest in various applications, including gaming, urban planning, and autonomous driving. Unlike previous works focused on the generation of single objects or indoor scenes, the…

Computer Vision and Pattern Recognition · Computer Science 2023-09-29 Wenyu Han , Congcong Wen , Lazarus Chok , Yan Liang Tan , Sheung Lung Chan , Hang Zhao , Chen Feng

Single-cell RNA-seq data analysis typically requires representations that capture heterogeneous local structure across multiple scales while remaining stable and interpretable. In this work, we propose a hierarchical sheaf spectral…

Machine Learning · Computer Science 2026-03-31 Xiang Xiang Wang , Guo-Wei We

Neuroscientific data analysis has traditionally relied on linear algebra and stochastic process theory. However, the tree-like shapes of neurons cannot be described easily as points in a vector space (the subtraction of two neuronal shapes…

Computer Vision and Pattern Recognition · Computer Science 2020-04-07 Dingkang Wang , Lucas Magee , Bing-Xing Huo , Samik Banerjee , Xu Li , Jaikishan Jayakumar , Meng Kuan Lin , Keerthi Ram , Suyi Wang , Yusu Wang , Partha P. Mitra

Single-cell RNA-sequencing (scRNA-seq) has become a routinely used technique to quantify the gene expression profile of thousands of single cells simultaneously. Analysis of scRNA-seq data plays an important role in the study of cell states…

Genomics · Quantitative Biology 2022-10-13 Matthew Brendel , Chang Su , Zilong Bai , Hao Zhang , Olivier Elemento , Fei Wang

Single-cell RNA sequencing has transformed biology by enabling the measurement of gene expression at cellular resolution, providing information for cell types, states, and disease contexts. Recently, single-cell foundation models have…

Machine Learning · Computer Science 2025-10-13 Oussama Kharouiche , Aris Markogiannakis , Xiao Fei , Michail Chatzianastasis , Michalis Vazirgiannis

Single-cell sequencing has a significant role to explore biological processes such as embryonic development, cancer evolution, and cell differentiation. These biological properties can be presented by a two-dimensional scatter plot.…

Genomics · Quantitative Biology 2021-10-19 Ziyi Liu , Minghui Liao , Fulin luo , Bo Du

Visual localization algorithms have achieved significant improvements in performance thanks to recent advances in camera technology and vision-based techniques. However, there remains one critical caveat: all current approaches that are…

Computer Vision and Pattern Recognition · Computer Science 2019-07-01 Huu Le , Tuan Hoang , Michael Milford

Deep generative models have been enjoying success in modeling continuous data. However it remains challenging to capture the representations for discrete structures with formal grammars and semantics, e.g., computer programs and molecular…

Machine Learning · Computer Science 2018-02-27 Hanjun Dai , Yingtao Tian , Bo Dai , Steven Skiena , Le Song

Succinct data structures give space-efficient representations of large amounts of data without sacrificing performance. They rely one cleverly designed data representations and algorithms. We present here the formalization in Coq/SSReflect…

Programming Languages · Computer Science 2019-07-03 Reynald Affeldt , Jacques Garrigue , Xuanrui Qi , Kazunari Tanaka

Visual Question Answering (VQA) aims to automatically answer natural language questions related to given image content. Existing VQA methods integrate vision modeling and language understanding to explore the deep semantics of the question.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Xiangrui Su , Qi Zhang , Chongyang Shi , Jiachang Liu , Liang Hu

We are in the era where the Big Data analytics has changed the way of interpreting the various biomedical phenomena, and as the generated data increase, the need for new machine learning methods to handle this evolution grows. An indicative…

Machine Learning · Computer Science 2020-12-04 Panagiotis Anagnostou , Petros T. Barmbas , Aristidis G. Vrahatis , Sotiris K. Tasoulis

Neuroscientific data analysis has classically involved methods for statistical signal and image processing, drawing on linear algebra and stochastic process theory. However, digitized neuroanatomical data sets containing labelled neurons,…

Computational Geometry · Computer Science 2018-05-15 Suyi Wang , Xu Li , Partha Mitra , Yusu Wang