Evidence map›Paper›PMID 36167940›Full record

ArticleMolecular informatics2023

Machine Learning to Predict Homolytic Dissociation Energies of C-H Bonds: Calibration of DFT-based Models with Experimental Data.

Wanli Li, Yue Luan, Qingyou Zhang, Joao Aires-de-Sousa

Abstract read
In one paragraph

Article in Molecular informatics, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Review
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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.

Wanli LiHenan Engineering Research Center of Industrial Circulating Water Treatment, Henan Joint International Research Laboratory of Environmental Pollution Control Materials, Henan University, Kaifeng, 475004, P.R. China.
Yue LuanHenan Engineering Research Center of Industrial Circulating Water Treatment, Henan Joint International Research Laboratory of Environmental Pollution Control Materials, Henan University, Kaifeng, 475004, P.R. China.
Qingyou ZhangHenan Engineering Research Center of Industrial Circulating Water Treatment, Henan Joint International Research Laboratory of Environmental Pollution Control Materials, Henan University, Kaifeng, 475004, P.R. China.
Joao Aires-de-SousaLAQV and REQUIMTE, Chemistry Department, NOVA School of Science and Technology, Universidade Nova de Lisboa, 2829-516, Caparica, Portugal.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Random Forest (RF) QSPR models were developed with a data set of homolytic bond dissociation energies (BDE) previously calculated by B3LYP/6-311++G(d,p)//DFTB for 2263 sp3C-H covalent bonds. The best set of attributes consisted in 114 descriptors of the carbon atom (counts of atom types in 5 spheres around the kernel atom and ring descriptors). The optimized model predicted the DFT-calculated BDE of an independent test set of 224 bonds with MAE=2.86 kcal/mol. A new data set of 409 bonds from the iBonD database (http://ibond.nankai.edu.cn) was predicted by the RF with a modest MAE (5.36 kcal/mol) but a relatively high R

Indexed as

Machine LearningCalibrationThermodynamicsbond energydensity functional calculationslearning transfermachine learningquantitative structure-property relationship

Identifiers

PMID36167940
PMCPMC10078411

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Registered trials

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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.