TY - JOUR AU - Prume, Erik Christian AU - Ji, Chenyi AU - Reese, Stefanie AU - Ortiz, Michael TI - A sparse basis for equilibrium stress fields with application for direct data-driven mechanics JO - Computer methods in applied mechanics and engineering VL - 453 SN - 1879-2138 CY - Amsterdam [u.a.] PB - Elsevier Science M1 - RWTH-2026-02570 SP - 118803 PY - 2026 LB - PUB:(DE-HGF)16 UR - <Go to ISI:>//WOS:001688664800001 DO - DOI:10.1016/j.cma.2026.118803 UR - https://publications.rwth-aachen.de/record/1029765 ER -