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Feature engineering for improved machine-learning-aided studying heavy metal adsorption on biochar

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成果类型:
期刊论文
作者:
Shen, Tian;Peng, Haoyi;Yuan, Xingzhong;Liang, Yunshan;Liu, Shengqiang;...
通讯作者:
Wu, Zhibin;Leng, Lijian;Qin, PF
作者机构:
[Shen, Tian; Qin, Pufeng; Liang, Yunshan; Wu, Zhibin] Hunan Agr Univ, Coll Environm & Ecol, Changsha 410128, Hunan, Peoples R China.
[Wu, Zhibin; Qin, Pufeng; Peng, Haoyi; Leng, Lijian; Qin, PF] Cent South Univ, Sch Energy Sci & Engn, Changsha 410083, Peoples R China.
[Yuan, Xingzhong; Leng, Lijian] Xiangjiang Lab, Changsha 410205, Peoples R China.
[Yuan, Xingzhong] Hunan Univ, Coll Environm Sci & Engn, Changsha 410082, Peoples R China.
[Liu, Shengqiang] Aerosp Kaitian Environm Technol Co Ltd, Changsha 410100, Peoples R China.
通讯机构:
[Wu, ZB; Leng, LJ; Qin, PF ] C
Cent South Univ, Sch Energy Sci & Engn, Changsha 410083, Peoples R China.
语种:
英文
关键词:
Cation exchange capacity;Gradient boosting regression;Heavy metal adsorption;Machine learning;Pyrogenic biochar
期刊:
Journal of Hazardous Materials
ISSN:
0304-3894
年:
2024
卷:
466
页码:
133442
基金类别:
CRediT authorship contribution statement Pufeng Qin: Writing – review & editing, Supervision. Tian Shen: Writing – review & editing, Writing – original draft, Visualization, Software, Methodology, Investigation, Data curation. Xingzhong Yuan: Resources, acquisition. Haoyi Peng: Writing – review & editing, Investigation. Yunshan Liang: Writing – review & editing. Shengqiang Liu: Resources. Lijian Leng: Writing – review & editing, Writing – original draft, Supervision, Project administration, Investigation, Conceptualization.
机构署名:
本校为第一机构
摘要:
Due to the broad interest in using biochar from biomass pyrolysis for the adsorption of heavy metals (HMs) in wastewater, machine learning (ML) has recently been adopted by many researchers to predict the adsorption capacity (η) of HMs on biochar. However, previous studies focused mainly on developing different ML algorithms to increase predictive performance, and no study shed light on engineering features to enhance predictive performance and improve model interpretability and generalizability. Here, based on a dataset widely used in previou...

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