Approximating the Gaussian as a Sum of Exponentials and its Applications to the Fast Gauss Transform

Keyphrases

• Approximation Theory 50%
• Easy-to-implement 50%
• Exponential Function 50%
• Exponential Sums 100%
• Fast Gauss Transform 100%
• Fast Transform 50%
• MATLAB Code 50%
• Numerical Experiments 50%
• Rational Approximation 50%
• Real Axis 50%
• Sum-of-exponentials Approximation 50%
• Two Dimensional 50%

Mathematics

• Approximation Theory 50%
• Data Structure 50%
• Exponential Function 50%
• Gaussian Distribution 100%
• MATLAB 50%
• Negative Real Axis 50%
• Numerical Experiment 50%
• One Dimension 50%
• Rational Approximation 50%
• Two Dimensions 50%

Physics

• Gaussian Distribution 100%