AUTHOR=Yong Lei TITLE=Product perceptual design optimization model based on BP neural network JOURNAL=Frontiers in Mechanical Engineering VOLUME=10 YEAR=2024 URL=https://www.frontiersin.org/journals/mechanical-engineering/articles/10.3389/fmech.2024.1503182 DOI=10.3389/fmech.2024.1503182 ISSN=2297-3079