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Generating high-fidelity and biologically plausible synthetic single-cell RNA sequencing (scRNA-seq) data, especially with conditional control, is challenging due to its high dimensionality, sparsity, and complex biological variations.…

机器学习 · 计算机科学 2025-06-17 Lorenzo Bini , Stephane Marchand-Maillet

Generating ligand molecules for specific protein targets, known as structure-based drug design, is a fundamental problem in therapeutics development and biological discovery. Recently, target-aware generative models, especially diffusion…

生物大分子 · 定量生物学 2024-10-29 Siyi Gu , Minkai Xu , Alexander Powers , Weili Nie , Tomas Geffner , Karsten Kreis , Jure Leskovec , Arash Vahdat , Stefano Ermon

Diffusion models are powerful generative models in continuous data domains such as image and video data. Discrete graph diffusion models (DGDMs) have recently extended them for graph generation, which are crucial in fields like molecule and…

密码学与安全 · 计算机科学 2025-03-11 Jiawen Wang , Samin Karim , Yuan Hong , Binghui Wang

Although machine learning has been successfully used to propose novel molecules that satisfy desired properties, it is still challenging to explore a large chemical space efficiently. In this paper, we present a conditional molecular design…

机器学习 · 计算机科学 2019-04-02 Seokho Kang , Kyunghyun Cho

Generative tasks about molecules, including but not limited to molecule generation, are crucial for drug discovery and material design, and have consistently attracted significant attention. In recent years, diffusion models have emerged as…

机器学习 · 计算机科学 2025-02-14 Liang Wang , Chao Song , Zhiyuan Liu , Yu Rong , Qiang Liu , Shu Wu , Liang Wang

Efficient exploration of the vast chemical space is a fundamental challenge in materials design and discovery, particularly for designing functional inorganic crystalline materials with targeted properties. Diffusion-based generative models…

材料科学 · 物理学 2026-03-20 Sourav Mal , Nehad Ahmed , Junaid Jami , Subhankar Mishra , Prasenjit Sen

Deep generative diffusion models are a promising avenue for 3D de novo molecular design in materials science and drug discovery. However, their utility is still limited by suboptimal performance on large molecular structures and limited…

机器学习 · 计算机科学 2023-11-27 Tuan Le , Julian Cremer , Frank Noé , Djork-Arné Clevert , Kristof Schütt

Raman spectroscopy has attracted significant attention in various biochemical detection fields, especially in the rapid identification of pathogenic bacteria. The integration of this technology with deep learning to facilitate automated…

计算机视觉与模式识别 · 计算机科学 2024-12-12 Haiming Yao , Wei Luo , Ang Gao , Tao Zhou , Xue Wang

This article makes discrete masked models for the generative modeling of discrete data controllable. The goal is to generate samples of a discrete random variable that adheres to a posterior distribution, satisfies specific constraints, or…

机器学习 · 计算机科学 2024-10-04 Wei Guo , Yuchen Zhu , Molei Tao , Yongxin Chen

Diffusion MRI (dMRI) is an advanced imaging technique characterizing tissue microstructure and white matter structural connectivity of the human brain. The demand for high-quality dMRI data is growing, driven by the need for better…

图像与视频处理 · 电气工程与系统科学 2024-08-26 Xi Zhu , Wei Zhang , Yijie Li , Lauren J. O'Donnell , Fan Zhang

Understanding and predicting the diverse conformational states of molecules is crucial for advancing fields such as chemistry, material science, and drug development. Despite significant progress in generative models, accurately generating…

机器学习 · 计算机科学 2025-01-14 Zhejun Zhang , Yuanping Chen , Shibing Chu

Recent advancements in 3D generation are predominantly propelled by improvements in 3D-aware image diffusion models. These models are pretrained on Internet-scale image data and fine-tuned on massive 3D data, offering the capability of…

计算机视觉与模式识别 · 计算机科学 2024-10-03 Zeyu Yang , Zijie Pan , Chun Gu , Li Zhang

With the emergence of diffusion models as a frontline generative model, many researchers have proposed molecule generation techniques with conditional diffusion models. However, the unavoidable discreteness of a molecule makes it difficult…

机器学习 · 计算机科学 2025-06-05 Jinho Chang , Jong Chul Ye

n this work, we propose a latent molecular diffusion model that can make the generated 3D molecules rich in diversity and maintain rich geometric features. The model captures the information of the forces and local constraints between atoms…

机器学习 · 计算机科学 2024-12-06 Xiang Chen

Most earlier 3D structure-based molecular generation approaches follow an atom-wise paradigm, incrementally adding atoms to a partially built molecular fragment within protein pockets. These methods, while effective in designing tightly…

This work introduces a method to tune a sequence-based generative model for molecular de novo design that through augmented episodic likelihood can learn to generate structures with certain specified desirable properties. We demonstrate how…

人工智能 · 计算机科学 2017-08-30 Marcus Olivecrona , Thomas Blaschke , Ola Engkvist , Hongming Chen

Generating as diverse molecules as possible with desired properties is crucial for drug discovery research, which invokes many approaches based on deep generative models today. Despite recent advancements in these models, particularly in…

机器学习 · 计算机科学 2024-07-17 Changhun Lee , Gyumin Lee

Cold-start drug-target interaction (DTI) prediction focuses on interaction between novel drugs and proteins. Previous methods typically learn transferable interaction patterns between structures of drug and proteins to tackle it. However,…

机器学习 · 计算机科学 2025-10-07 Ziying Zhang , Yaqing Wang , Yuxuan Sun , Min Ye , Quanming Yao

Diffusion generative models have emerged as a powerful framework for addressing problems in structural biology and structure-based drug design. These models operate directly on 3D molecular structures. Due to the unfavorable scaling of…

生物大分子 · 定量生物学 2024-05-10 Ian Dunn , David Ryan Koes

Recent advances in generative deep learning have transformed small molecule design, but most methods lack biological systems context, focusing narrowly on specific protein pockets. We introduce a non-differentiable diffusion guidance method…

生物大分子 · 定量生物学 2024-10-15 Vincent D. Zaballa , Elliot E. Hui