Computing partial spectra with least-squares rational filters

Mathematics

• Least Squares 100%
• Filter 99%
• Partial 75%
• Computing 69%
• Pole 60%
• Iteration 43%
• Electronic Structure 32%
• Linear Systems 31%
• Subspace 31%
• Hamiltonian Matrix 29%
• Iterative Solvers 29%
• Cauchy Integral 27%
• Step function 27%
• Uniform Approximation 25%
• Hermitian matrix 23%
• Iterative Scheme 22%
• Filtering 22%
• Flexibility 21%
• Robustness 18%
• Factorization 18%
• Costs 16%
• Formulation 14%
• Model 7%

Engineering & Materials Science

• Poles 96%
• Linear systems 67%
• Electronic structure 55%
• Hamiltonians 44%
• Iterative methods 40%
• Factorization 37%
• Costs 14%