首页|Data-driven interpretable analysis for polysaccharide yield prediction

Data-driven interpretable analysis for polysaccharide yield prediction

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Cornstalks show promise as a raw material for polysaccharide production through xylanase.Rapid and accurate prediction of polysaccharide yield can facilitate process optimization,eliminating the need for extensive experimentation in actual production to refine reaction conditions,thereby saving time and costs.However,the intricate interplay of enzymatic factors poses challenges in predicting and optimizing polysaccharide yield accurately.Here,we introduce an innovative data-driven approach leveraging multiple artificial intelligence techniques to enhance polysaccharide production.We propose a machine learning framework to identify highly accurate polysaccharide yield prediction modeling methods and uncover optimal enzymatic parameter combinations.Notably,Random Forest(RF)and eXtreme Gradient Boost(XGB)demonstrate robust performance,achieving prediction accuracies of 93.0％and 95.6％,respectively,while an independently developed deep neural network(DNN)model achieves 91.1％ac-curacy.A feature importance analysis of XGB reveals the enzyme solution volume's dominant role(43.7％),followed by time(20.7％),substrate concentration(15％),temperature(15％),and pH(5.6％).Further interpretability analysis unveils complex parameter interactions and potential optimization strategies.This data-driven approach,incorporating machine learning,deep learning,and interpretable analysis,offers a viable pathway for polysaccharide yield prediction and the potential recovery of various agricultural residues.

CornstalkXylanasePolysaccharide yield predictionMachine learningModel interpretability

Yushi Tian、Xu Yang、Nianhua Chen、Chunyan Li、Wulin Yang

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School of Resource and Environment,Northeast Agriculture University,Harbin,150030,PR China

College of Environmental Sciences and Engineering,Peking University,Beijing,100871,PR China

Academic Core Project of Northeast Agricultural University Scholars ProgramHeilongjiang Postdoctoral General Fund ProjectKey Laboratory of Swine Facilities Engineering,Ministry of Agriculture and Rural Affairs,Northeast Agricultural University,P.R.C

20YJ5B01LBH-Z21110150030

2024

10.1016/j.ese.2023.100321

环境科学与生态技术(英文)

环境科学与生态技术(英文)

ISSN：
年,卷(期)：2024.19(3)
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