@unpublished{GriebelHamaekers2026, author = {Griebel, Michael and Hamaekers, Jan}, title = {Sparse Configuration Interaction for the Electronic {S}chrödinger Equation Revisited: {C}omplete Basis Set Limit Complexity and Quantum-Encoding Impact}, annote = {article, inspreprint}, note = {Available as INS Preprint No. 2602}, inspreprintnum = {2602}, year = {2026} }