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Retrosynthesis prediction focuses on identifying reactants capable of synthesizing a target product. Typically, the retrosynthesis prediction involves two phases: Reaction Center Identification and Reactant Generation. However, we argue…

人工智能 · 计算机科学 2025-01-15 Shengyin Sun , Wenhao Yu , Yuxiang Ren , Weitao Du , Liwei Liu , Xuecang Zhang , Ying Hu , Chen Ma

Reaction prediction, a critical task in synthetic chemistry, is to predict the outcome of a reaction based on given reactants. Generative models like Transformer have typically been employed to predict the reaction product. However, these…

Retrosynthesis is the process of determining the set of reactant molecules that can react to form a desired product. Semi-template-based retrosynthesis methods, which imitate the reverse logic of synthesis reactions, first predict the…

机器学习 · 计算机科学 2024-04-01 Frazier N. Baker , Ziqi Chen , Daniel Adu-Ampratwum , Xia Ning

A significant challenge in wet lab experiments with current drug design generative models is the trade-off between pharmacological properties and synthesizability. Molecules predicted to have highly desirable properties are often difficult…

机器学习 · 计算机科学 2025-04-04 Songtao Liu , Dandan Zhang , Zhengkai Tu , Hanjun Dai , Peng Liu

Purpose: A supervised learning framework is proposed to automatically generate MR sequences and corresponding reconstruction based on the target contrast of interest. Combined with a flexible, task-driven cost function this allows for an…

Recent progress in machine learning has sparked increased interest in utilizing this technology to predict the outcomes of chemical reactions. The ultimate aim of such endeavors is to develop a universal model that can predict products for…

化学物理 · 物理学 2025-07-03 Daniel Julian , Jesús Pérez-Ríos

Methods for automatic chemical retrosynthesis have found recent success through the application of models traditionally built for natural language processing, primarily through transformer neural networks. These models have demonstrated…

机器学习 · 计算机科学 2025-06-04 Sean Current , Ziqi Chen , Daniel Adu-Ampratwum , Xia Ning , Srinivasan Parthasarathy

We introduce MHNpath, a machine learning-driven retrosynthetic tool designed for computer-aided synthesis planning. Leveraging modern Hopfield networks and novel comparative metrics, MHNpath efficiently prioritizes reaction templates,…

计算工程、金融与科学 · 计算机科学 2025-12-18 Shivesh Prakash , Nandan Patel , Hans-Arno Jacobsen , Viki Kumar Prasad

In recent years, self-supervised learning has emerged as a powerful tool to harness abundant unlabelled data for representation learning and has been broadly adopted in diverse areas. However, when applied to molecular representation…

机器学习 · 计算机科学 2024-02-22 Han Tang , Shikun Feng , Bicheng Lin , Yuyan Ni , JIngjing Liu , Wei-Ying Ma , Yanyan Lan

We present an efficient method of pretraining large-scale autoencoding language models using training signals generated by an auxiliary model. Originated in ELECTRA, this training strategy has demonstrated sample-efficiency to pretrain…

机器学习 · 计算机科学 2022-04-19 Payal Bajaj , Chenyan Xiong , Guolin Ke , Xiaodong Liu , Di He , Saurabh Tiwary , Tie-Yan Liu , Paul Bennett , Xia Song , Jianfeng Gao

Molecule-text modeling, which aims to facilitate molecule-relevant tasks with a textual interface and textual knowledge, is an emerging research direction. Beyond single molecules, studying reaction-text modeling holds promise for helping…

定量方法 · 定量生物学 2024-05-24 Zhiyuan Liu , Yaorui Shi , An Zhang , Sihang Li , Enzhi Zhang , Xiang Wang , Kenji Kawaguchi , Tat-Seng Chua

Template-based molecular generation offers a promising avenue for drug design by ensuring generated compounds are synthetically accessible through predefined reaction templates and building blocks. In this work, we tackle three core…

In retrosynthetic planning, the huge number of possible routes to synthesize a complex molecule using simple building blocks leads to a combinatorial explosion of possibilities. Even experienced chemists often have difficulty to select the…

人工智能 · 计算机科学 2023-06-13 Siqi Hong , Hankz Hankui Zhuo , Kebing Jin , Guang Shao , Zhanwen Zhou

In chemical processing and bioprocessing, conventional online sensors are limited to measure only basic process variables like pressure and temperature, pH, dissolved O and CO$_2$ and viable cell density (VCD). The concentration of other…

定量方法 · 定量生物学 2020-05-07 Semion Rozov

For the task of generating complex outputs such as source code, editing existing outputs can be easier than generating complex outputs from scratch. With this motivation, we propose an approach that first retrieves a training example based…

机器学习 · 统计学 2018-12-05 Tatsunori B. Hashimoto , Kelvin Guu , Yonatan Oren , Percy Liang

Generating new molecules with specified chemical and biological properties via generative models has emerged as a promising direction for drug discovery. However, existing methods require extensive training/fine-tuning with a large dataset,…

定量方法 · 定量生物学 2023-04-25 Zichao Wang , Weili Nie , Zhuoran Qiao , Chaowei Xiao , Richard Baraniuk , Anima Anandkumar

Computational studies of chemical reactions in complex environments such as proteins, nanostructures, or on surfaces require accurate and efficient atomistic models applicable to the nanometer scale. In general, an accurate parametrization…

化学物理 · 物理学 2020-02-18 Christoph Brunken , Markus Reiher

Deep generative models are able to suggest new organic molecules by generating strings, trees, and graphs representing their structure. While such models allow one to generate molecules with desirable properties, they give no guarantees…

Machine learning has recently emerged as a powerful tool for generating new molecular and material structures. The success of state-of-the-art models stems from their ability to incorporate physical symmetries, such as translation,…

机器学习 · 计算机科学 2024-05-16 Bingqing Cheng

Machine learning for molecular property prediction has focused largely on pure compounds, even though many practical applications depend on mixtures with intermolecular interactions. Recent work has expanded the availability of mixture…

机器学习 · 计算机科学 2026-05-29 Roel J. Leenhouts , Nathan K. Morgan , William Green , Jan G. Rittig , Florence H. Vermeire