Sökning: "matrisfunktioner"

Hittade 2 uppsatser innehållade ordet matrisfunktioner.

1. 1. Randomized Diagonal Estimation

   Master-uppsats, KTH/Matematik (Avd.)

   Författare :Niclas Joshua Popp; [2023]
   Nyckelord :Diagonal estimation; randomized numerical linear algebra; low-rank approximation; matrix functions; Diagonalestimering; randomiserad numerisk linjär algebra; lågrankad approximation; matrisfunktioner;

   Sammanfattning : Implicit diagonal estimation is a long-standing problem that is concerned with approximating the diagonal of a matrix that can only be accessed through matrix-vector products. It is of interest in various fields of application, such as network science, material science and machine learning. LÄS MER

3. 2. A Numerical Investigation of Different Methods for Computing the Matrix Exponential

   Kandidat-uppsats, Lunds universitet/Matematik (naturvetenskapliga fakulteten); Lunds universitet/Matematikcentrum

   Författare :Yvonne Cherotich; [2021]
   Nyckelord :matrix exponential; algorithms; efficiency; accuracy; Mathematics and Statistics;

   Sammanfattning : Matrix functions and their applications play an important role in different fields of science and engineering. The matrix exponential is one of the most important and extensively used function of matrices. The computation of the exponential of a matrix is an interesting topic that has been extensively studied over the years. LÄS MER