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Identifying key driver genes governing biological processes such as development and disease progression remains a challenge. While existing methods can reconstruct cellular trajectories or infer static gene regulatory networks (GRNs), they…

Molecular Networks · Quantitative Biology 2025-11-26 Jiaxin Li , Shanjun Mao

Dynamical systems in the life sciences are often composed of complex mixtures of overlapping behavioral regimes. Cellular subpopulations may shift from cycling to equilibrium dynamics or branch towards different developmental fates. The…

Machine Learning · Computer Science 2025-10-13 Nathan Quiblier , Roy Friedman , Matthew Ricci

Diffusion-based real-world image super-resolution (Real-ISR) methods have demonstrated impressive performance.To achieve efficient Real-ISR, many works employ Variational Score Distillation (VSD) to distill pre-trained stable-diffusion (SD)…

Image and Video Processing · Electrical Eng. & Systems 2026-03-03 Tianyi Zhang , Zheng-Peng Duan , Peng-Tao Jiang , Bo Li , Ming-Ming Cheng , Chun-Le Guo , Chongyi Li

Phenotypic drug discovery has attracted widespread attention because of its potential to identify bioactive molecules. Transcriptomic profiling provides a comprehensive reflection of phenotypic changes in cellular responses to external…

Machine Learning · Computer Science 2025-01-16 Hui Liu , Shikai Jin

Building Virtual Cells that can accurately simulate cellular responses to perturbations is a long-standing goal in systems biology. A fundamental challenge is that high-throughput single-cell sequencing is destructive: the same cell cannot…

Machine Learning · Computer Science 2026-02-24 Xinyu Yuan , Xixian Liu , Ya Shi Zhang , Zuobai Zhang , Hongyu Guo , Jian Tang

Graph-based surrogate models provide fast alternatives to high-fidelity CFD solvers, but their opaque latent spaces and limited controllability restrict use in safety-critical settings. A key failure mode in oscillatory flows is phase…

Computational Engineering, Finance, and Science · Computer Science 2026-04-08 Yeping Hu , Ruben Glatt , Shusen Liu

We propose kernel-gradient drifting, a one-step generative modeling framework that replaces the fixed Euclidean displacement direction in drifting models with directions induced by the kernel itself. Standard drifting is attractive because…

Pretrained diffusion models have revolutionized real-world image super-resolution (Real-ISR) but suffer from computational bottlenecks due to iterative sampling. Recent single-step distillation accelerates inference but faces a stark…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Shyang-En Weng , Yi-Cheng Liao , Yu-Syuan Xu , Wei-Chen Chiu , Ching-Chun Huang

Cell migration, which is strictly regulated by intracellular and extracellular cues, is crucial for normal physiological processes and the progression of certain diseases. However, there is a lack of an efficient approach to analyze…

Biological Physics · Physics 2025-04-11 Yanping Liu , Dui Qin , Xinwei Li , Guoqiang Li , Zhichao Liu , Kena Song , Wei Wang , Zhangyong Li

Latent variable models such as the Variational Auto-Encoder (VAE) have become a go-to tool for analyzing biological data, especially in the field of single-cell genomics. One remaining challenge is the interpretability of latent variables…

Genomics · Quantitative Biology 2023-02-20 Romain Lopez , Nataša Tagasovska , Stephen Ra , Kyunghyn Cho , Jonathan K. Pritchard , Aviv Regev

Motivation: Innovative microfluidic systems carry the promise to greatly facilitate spatio-temporal analysis of single cells under well-defined environmental conditions, allowing novel insights into population heterogeneity and opening new…

Machine Learning · Computer Science 2021-05-18 Dominik Stallmann , Jan P. Göpfert , Julian Schmitz , Alexander Grünberger , Barbara Hammer

A World Model is a compressed spatial and temporal representation of a real world environment that allows one to train an agent or execute planning methods. However, world models are typically trained on observations from the real world…

Machine Learning · Computer Science 2024-10-28 Fabio Ferreira , Moreno Schlageter , Raghu Rajan , Andre Biedenkapp , Frank Hutter

Accurate multi-step port-of-call sequence prediction is vital for tactical resource orchestration and logistical efficiency. However, existing methods struggle with unreliable voyage schedules and the inability of AIS data to provide…

Machine Learning · Computer Science 2026-05-18 Yanzhao Su , Fang He , Yineng Wang

Consistency models have recently been introduced to accelerate sampling from diffusion models by directly predicting the solution (i.e., data) of the probability flow ODE (PF ODE) from initial noise. However, the training of consistency…

Machine Learning · Computer Science 2025-01-24 Sangyun Lee , Yilun Xu , Tomas Geffner , Giulia Fanti , Karsten Kreis , Arash Vahdat , Weili Nie

The lack of analytical models describing diffusion time dependence at intermediate time scales in complex tissue microstructure limits the accurate quantification of extracellular diffusivity and tissue microstructure. We introduce TRACED,…

Estimating single-cell responses across various perturbations facilitates the identification of key genes and enhances drug screening, significantly boosting experimental efficiency. However, single-cell sequencing is a destructive process,…

Machine Learning · Computer Science 2026-04-28 Changxi Chi , Jun Xia , Yufei Huang , Zhuoli Ouyang , Cheng Tan , Yunfan Liu , Jingbo Zhou , Chang Yu , Liangyu Yuan , Siyuan Li , Zelin Zang , Stan Z. Li

Developing fast surrogates for Partial Differential Equations (PDEs) will accelerate design and optimization in almost all scientific and engineering applications. Neural networks have been receiving ever-increasing attention and…

Machine Learning · Computer Science 2024-11-21 AmirPouya Hemmasian , Amir Barati Farimani

Simulation of high-order nonlinear system requires extensive computational resources, especially in modern VLSI backend design where bifurcation-induced instability and chaos-like transient behaviors pose challenges. We present S-Crescendo…

Signal Processing · Electrical Eng. & Systems 2025-05-20 Junlang Huang , Hao Chen , Li Luo , Yong Cai , Lexin Zhang , Tianhao Ma , Yitian Zhang , Zhong Guan

We propose Speech Enhancement based on Drifting Models (DriftSE), a novel generative framework that formulates denoising as an equilibrium problem. Rather than relying on iterative sampling, DriftSE natively achieves one-step inference by…

Scientific time series are central to scientific AI but are typically sparse, highly heterogeneous, and limited in scale, making unified representation learning particularly challenging. Meanwhile, foundation models pretrained on relevant…

Machine Learning · Computer Science 2026-03-20 Chen Zhang , Liwei Liu , Jun Tao , Xiaoyu Yang , Xuenan Xu , Kai Chen , Bowen Zhou , Wen Wu , Chao Zhang