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Generative models, such as GANs and diffusion models, have been used to augment training sets and boost performances in different tasks. We focus on generative models for cell detection instead, i.e., locating and classifying cells in given…

计算机视觉与模式识别 · 计算机科学 2024-09-06 Chen Li , Xiaoling Hu , Shahira Abousamra , Meilong Xu , Chao Chen

Single-cell RNA sequencing technologies have revolutionized our understanding of cellular heterogeneity, yet computational methods often struggle to balance performance with biological interpretability. Embedded topic models have been…

机器学习 · 计算机科学 2025-12-08 Hegang Chen , Yuyin Lu , Yifan Zhao , Zhiming Dai , Fu Lee Wang , Qing Li , Yanghui Rao , Yue Li

The well-known issue of reconstructing regulatory networks from gene expression measurements has been somewhat disrupted by the emergence and rapid development of single-cell data. Indeed, the traditional way of seeing a gene regulatory…

分子网络 · 定量生物学 2021-10-01 Ulysse Herbach

Deep learning-based nuclei segmentation and classification in pathology images typically rely on large-scale pixel-level manual annotations, which are costly and difficult to obtain across diverse tissues and staining conditions. To address…

计算机视觉与模式识别 · 计算机科学 2026-04-28 Kazuya Nishimura , Ryoma Bise , Haruka Hirose , Yasuhiro Kojima

Molecular generation plays an important role in drug discovery and materials science, especially in data-scarce scenarios where traditional generative models often struggle to achieve satisfactory conditional generalization. To address this…

机器学习 · 计算机科学 2025-05-13 Zimo Yan , Jie Zhang , Zheng Xie , Chang Liu , Yizhen Liu , Yiping Song

Modeling cellular states and predicting their responses to perturbations are central challenges in computational biology and the development of virtual cells. Existing foundation models for single-cell transcriptomics provide powerful…

定量方法 · 定量生物学 2026-03-31 Han Zhang , Guo-Hua Yuan , Chaohao Yuan , Tingyang Xu , Tian Bian , Hong Cheng , Wenbing Huang , Deli Zhao , Yu Rong

Histopathology image segmentation is essential for delineating tissue structures in skin cancer diagnostics, but modeling spatial context and inter-tissue relationships remains a challenge, especially in regions with overlapping or…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Shravan Venkatraman , Muthu Subash Kavitha , Joe Dhanith P R , V Manikandarajan , Jia Wu

Intracellular networks process cellular-level information and control cell fate. They can be computationally modeled using Boolean networks, which are implicit-time causal models of discrete binary events. These networks can be embedded in…

分子网络 · 定量生物学 2025-01-28 John Metzcar , Katie Pletz , Heber L. Rocha , Jordan C Rozum

Structural equation models (SEMs) have been widely adopted for inference of causal interactions in complex networks. Recent examples include unveiling topologies of hidden causal networks over which processes such as spreading diseases, or…

机器学习 · 统计学 2017-04-05 Yanning Shen , Brian Baingana , Georgios B. Giannakis

Phenotype-based screening has attracted much attention for identifying cell-active compounds. Transcriptional and proteomic profiles of cell population or single cells are informative phenotypic measures of cellular responses to…

定量方法 · 定量生物学 2023-11-20 Wei Huang , Aichun Zhu , Hui Liu

Accurate forecasting of spatiotemporal data remains challenging due to complex spatial dependencies and temporal dynamics. The inherent uncertainty and variability in such data often render deterministic models insufficient, prompting a…

机器学习 · 计算机科学 2024-11-05 Mingze Gong , Lei Chen , Jia Li

Cells regulate themselves via dizzyingly complex biochemical processes called signaling pathways. These are usually depicted as a network, where nodes represent proteins and edges indicate their influence on each other. In order to…

分子网络 · 定量生物学 2021-01-13 David Merrell , Anthony Gitter

Locating diseases in chest X-ray images with few careful annotations saves large human effort. Recent works approached this task with innovative weakly-supervised algorithms such as multi-instance learning (MIL) and class activation maps…

计算机视觉与模式识别 · 计算机科学 2022-08-08 Baolian Qi , Gangming Zhao , Xin Wei , Changde Du , Chengwei Pan , Yizhou Yu , Jinpeng Li

Characterizing the transcriptome architecture of the human brain is fundamental in gaining an understanding of brain function and disease. A number of recent studies have investigated patterns of brain gene expression obtained from an…

神经元与认知 · 定量生物学 2016-10-11 Zhana Kuncheva , Michelle L. Krishnan , Giovanni Montana

Discovering genes with similar functions across diverse biomedical contexts poses a significant challenge in gene representation learning due to data heterogeneity. In this study, we resolve this problem by introducing a novel model called…

机器学习 · 计算机科学 2023-10-05 Tianyu Liu , Yuge Wang , Rex Ying , Hongyu Zhao

Identifying new disease-related patterns in medical imaging data with the help of machine learning enlarges the vocabulary of recognizable findings. This supports diagnostic and prognostic assessment. However, image appearance varies not…

计算机视觉与模式识别 · 计算机科学 2025-09-16 Jeanny Pan , Philipp Seeböck , Christoph Fürböck , Svitlana Pochepnia , Jennifer Straub , Lucian Beer , Helmut Prosch , Georg Langs

Dynamic effective connectivity networks (dECNs) reveal the changing directed brain activity and the dynamic causal influences among brain regions, which facilitate the identification of individual differences and enhance the understanding…

机器学习 · 计算机科学 2025-02-03 Faming Xu , Yiding Wang , Chen Qiao , Gang Qu , Vince D. Calhoun , Julia M. Stephen , Tony W. Wilson , Yu-Ping Wang

Understanding how small molecules perturb gene expression is essential for uncovering drug mechanisms, predicting off-target effects, and identifying repurposing opportunities. While prior deep learning frameworks have integrated multimodal…

机器学习 · 计算机科学 2026-01-01 Pascal Passigan , Kevin Zhu , Angelina Ning

Disentangled generative models map a latent code vector to a target space, while enforcing that a subset of the learned latent codes are interpretable and associated with distinct properties of the target distribution. Recent advances have…

机器学习 · 计算机科学 2020-08-10 Zinan Lin , Kiran Koshy Thekumparampil , Giulia Fanti , Sewoong Oh

Spatial reasoning over text is challenging as the models not only need to extract the direct spatial information from the text but also reason over those and infer implicit spatial relations. Recent studies highlight the struggles even…

计算与语言 · 计算机科学 2023-10-26 Roshanak Mirzaee , Parisa Kordjamshidi