Evidence map›Paper›PMID 33430998›Full record

ArticleJournal of cheminformatics2020

GEN: highly efficient SMILES explorer using autodidactic generative examination networks.

Ruud van Deursen, Peter Ertl, Igor V Tetko, Guillaume Godin

Abstract read
In one paragraph

Article in Journal of cheminformatics, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

15 citing papers in PubMed.

  1. Article
  2. Status and Prospects of Research on Deep Learning-basedCurrent computer-aided drug design · 2025
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  15. Focused Library Generator: case of Mdmx inhibitors.Journal of computer-aided molecular design · 2020
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Ruud van DeursenFirmenich SA, Research and Development, Rue des Jeunes 1, Les Acacias, 1227, Geneva, Switzerland. ruud.van.deursen@firmenich.com.
Peter ErtlNovartis Institutes for BioMedical Research, Novartis Campus, 4056, Basel, Switzerland.
Igor V TetkoInstitute of Structural Biology, Helmholtz Zentrum München-German Research Center for Environmental Health (GmbH), Ingolstädter Landstraße 1, 85764, Neuherberg, Germany.
Guillaume GodinFirmenich SA, Research and Development, Rue des Jeunes 1, Les Acacias, 1227, Geneva, Switzerland. guillaume.godin@firmenich.com.

Funding

H2020 Marie Skłodowska-Curie Actions 676434
6 · The paper itself

Abstract

Recurrent neural networks have been widely used to generate millions of de novo molecules in defined chemical spaces. Reported deep generative models are exclusively based on LSTM and/or GRU units and frequently trained using canonical SMILES. In this study, we introduce Generative Examination Networks (GEN) as a new approach to train deep generative networks for SMILES generation. In our GENs, we have used an architecture based on multiple concatenated bidirectional RNN units to enhance the validity of generated SMILES. GENs autonomously learn the target space in a few epochs and are stopped early using an independent online examination mechanism, measuring the quality of the generated set. Herein we have used online statistical quality control (SQC) on the percentage of valid molecular SMILES as examination measure to select the earliest available stable model weights. Very high levels of valid SMILES (95-98%) can be generated using multiple parallel encoding layers in combination with SMILES augmentation using unrestricted SMILES randomization. Our trained models combine an excellent novelty rate (85-90%) while generating SMILES with strong conservation of the property space (95-99%). In GENs, both the generative network and the examination mechanism are open to other architectures and quality criteria.

Indexed as

AIAutonomous learningbiGRUbiLSTMGANGENGeneratorGRULSTMQuality controlRNNSMILESSQC

Identifiers

PMID33430998
PMCPMC7146994

What OpenQuestion holds

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LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.