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We propose a molecular generative model based on the conditional variational autoencoder for de novo molecular design. It is specialized to control multiple molecular properties simultaneously by imposing them on a latent space. As a proof…

机器学习 · 计算机科学 2018-06-18 Jaechang Lim , Seongok Ryu , Jin Woo Kim , Woo Youn Kim

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

The de novo design of molecular structures using deep learning generative models introduces an encouraging solution to drug discovery in the face of the continuously increased cost of new drug development. From the generation of original…

生物大分子 · 定量生物学 2021-02-08 Yuemin Bian , Xiang-Qun Xie

With the recent advances in machine learning for quantum chemistry, it is now possible to predict the chemical properties of compounds and to generate novel molecules. Existing generative models mostly use a string- or graph-based…

生物大分子 · 定量生物学 2020-10-14 Vitali Nesterov , Mario Wieser , Volker Roth

Optimizing molecular design and discovering novel chemical structures to meet certain objectives, such as quantitative estimates of the drug-likeness score (QEDs), is NP-hard due to the vast combinatorial design space of discrete molecular…

机器学习 · 计算机科学 2023-02-23 Mohammad Sajjad Ghaemi , Hang Hu , Anguang Hu , Hsu Kiang Ooi

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

In this work, we introduce a method to fine-tune a Transformer-based generative model for molecular de novo design. Leveraging the superior sequence learning capacity of Transformers over Recurrent Neural Networks (RNNs), our model can…

机器学习 · 计算机科学 2024-03-11 Pengcheng Xu , Tao Feng , Tianfan Fu , Siddhartha Laghuvarapu , Jimeng Sun

Drug discovery using deep learning has attracted a lot of attention of late as it has obvious advantages like higher efficiency, less manual guessing and faster process time. In this paper, we present a novel neural network for generating…

生物大分子 · 定量生物学 2021-10-08 Abhinav Sagar

Probabilistic generative deep learning for molecular design involves the discovery and design of new molecules and analysis of their structure, properties and activities by probabilistic generative models using the deep learning approach.…

机器学习 · 计算机科学 2019-02-15 Daniel T. Chang

Machine learning in drug discovery has been focused on virtual screening of molecular libraries using discriminative models. Generative models are an entirely different approach that learn to represent and optimize molecules in a continuous…

定量方法 · 定量生物学 2020-11-17 Matthew Ragoza , Tomohide Masuda , David Ryan Koes

Structure-based drug design involves finding ligand molecules that exhibit structural and chemical complementarity to protein pockets. Deep generative methods have shown promise in proposing novel molecules from scratch (de-novo design),…

定量方法 · 定量生物学 2021-11-09 Pavol Drotár , Arian Rokkum Jamasb , Ben Day , Cătălina Cangea , Pietro Liò

We present a variational autoencoder framework for learning and generating configurations of structured polymer globules from distance matrices. We used coarse-grained molecular dynamics to sample polyethylene structures, which we used as…

The goal of structure-based drug discovery is to find small molecules that bind to a given target protein. Deep learning has been used to generate drug-like molecules with certain cheminformatic properties, but has not yet been applied to…

定量方法 · 定量生物学 2022-01-27 Matthew Ragoza , Tomohide Masuda , David Ryan Koes

Inspired by the success of deep learning techniques in the physical and chemical sciences, we apply a modification of an autoencoder type deep neural network to the task of dimension reduction of molecular dynamics data. We can show that…

机器学习 · 统计学 2018-04-04 Christoph Wehmeyer , Frank Noé

We report a method to convert discrete representations of molecules to and from a multidimensional continuous representation. This model allows us to generate new molecules for efficient exploration and optimization through open-ended…

The integration of artificial intelligence (AI) in early-stage drug discovery offers unprecedented opportunities for exploring chemical space and accelerating hit-to-lead optimization. However, docking optimization in generative approaches…

In the scope of drug discovery, the molecular design aims to identify novel compounds from the chemical space where the potential drug-like molecules are estimated to be in the order of 10^60 - 10^100. Since this search task is…

机器学习 · 计算机科学 2022-10-25 Wenlu Wang , Ye Wang , Honggang Zhao , Simone Sciabola

In this work we introduce an Autoencoder for molecular conformations. Our proposed model converts the discrete spatial arrangements of atoms in a given molecular graph (conformation) into and from a continuous fixed-sized latent…

机器学习 · 计算机科学 2021-01-06 Robin Winter , Frank Noé , Djork-Arné Clevert

Deep generative models are increasingly becoming integral parts of the in silico molecule design pipeline and have dual goals of learning the chemical and structural features that render candidate molecules viable while also being flexible…

生物大分子 · 定量生物学 2021-06-08 Yair Schiff , Vijil Chenthamarakshan , Karthikeyan Natesan Ramamurthy , Payel Das

In the space of only a few years, deep generative modeling has revolutionized how we think of artificial creativity, yielding autonomous systems which produce original images, music, and text. Inspired by these successes, researchers are…

机器学习 · 计算机科学 2019-05-24 Daniel C. Elton , Zois Boukouvalas , Mark D. Fuge , Peter W. Chung
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