A gradient smoothing technique-based S-FEM for simulating the full impacts of anomalies on seepage solutions and its application in multi- parameter seepage inversion Yi Lei Central South University Qianwei Dai Central South University Bin Zhang ( [email protected] ) Central South University https://orcid.org/0000-0002-2127-9560 Chongyang Kong Central South University Junsheng Yang Central South University Research Article Keywords: Groundwater ァow, heterogeneity, Seepage analysis, Free surface searching, Smoothed ヲnite element Posted Date: October 31st, 2022 DOI: https://doi.org/10.21203/rs.3.rs-2119932/v1 License: This work is licensed under a Creative Commons Attribution 4.0 International License. Read Full License